http://wiki.amule.org/t/index.php?title=FAQ_eD2k-Kademlia&feed=atom&action=historyFAQ eD2k-Kademlia - Revision history2024-03-29T07:20:18ZRevision history for this page on the wikiMediaWiki 1.23.3http://wiki.amule.org/t/index.php?title=FAQ_eD2k-Kademlia&diff=26250&oldid=prevPeyre: /* What is a slot? */2009-04-30T17:54:40Z<p><span dir="auto"><span class="autocomment">What is a slot?</span></span></p>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>==  What is a slot? ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>==  What is a slot? ==</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>When uploading files, your upload bandwidth (which may vary depending on the upload limit or the natural connection-type upload limit) will be divided into slots. So, each slot is <del class="diffchange diffchange-inline">an amount </del>of KBps which will be assigned to each client who tries to download from you.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>When uploading files, your upload bandwidth (which may vary depending on the upload limit or the natural connection-type upload limit) will be divided into slots. So, each slot is <ins class="diffchange diffchange-inline">a number </ins>of KBps which will be assigned to each client who tries to download from you.</div></td></tr>
</table>Peyrehttp://wiki.amule.org/t/index.php?title=FAQ_eD2k-Kademlia&diff=26249&oldid=prevPeyre: /* What is all this talk about credits, ratings and scoring about? */2009-04-30T17:53:51Z<p><span dir="auto"><span class="autocomment">What is all this talk about credits, ratings and scoring about?</span></span></p>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>The score is the most important value: the client with the higher score will be the next client which you'll provide a slot to. The way in which the score value is set is this: score = rate x time_waiting_in_seconds / 100</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>The score is the most important value: the client with the higher score will be the next client which you'll provide a slot to. The way in which the score value is set is this: score = rate x time_waiting_in_seconds / 100</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>So, to understand this, we must <del class="diffchange diffchange-inline">known </del>what rate is.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>So, to understand this, we must <ins class="diffchange diffchange-inline">know </ins>what rate is.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Rate can be understood as an objective preference. This is, the preference which a client is given without caring how much time it's been waiting. When a client is added to the uploading queue, it gets a rate of 100. This value is modified <del class="diffchange diffchange-inline">following according to this</del>:</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Rate can be understood as an objective preference. This is, the preference which a client is given without caring how much time it's been waiting. When a client is added to the uploading queue, it gets a rate of 100. This value is <ins class="diffchange diffchange-inline">then </ins>modified:</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del class="diffchange diffchange-inline">According to </del>the <del class="diffchange diffchange-inline">amount </del>of credits, the rate will be multiplied by 1x to 10x.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline">Depending on </ins>the <ins class="diffchange diffchange-inline">number </ins>of credits, the rate will be multiplied by 1x to 10x.</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Depending on the file priority, it will be multiplied by 0.2x to 1.8x (Release 1.8x, High 0.9x, Normal 0.7x, Low 0.6x, Very Low: 0.2x).<del class="diffchange diffchange-inline"><br></del></div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Depending on the file priority, it will be multiplied by 0.2x to 1.8x (Release 1.8x, High 0.9x, Normal 0.7x, Low 0.6x, Very Low: 0.2x).</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Users on specific old clients which load too much the network traffic will get penalized by multiplying their rate by 0.5x.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Users on specific old clients which load too much the network traffic will get penalized by multiplying their rate by 0.5x.</div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>This multiplying values are known as "modifiers". Clients with a modifier value strictly bigger than 1 will be marked as yellow in the icon.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>This multiplying values are known as "modifiers". Clients with a modifier value strictly bigger than 1 will be marked as yellow in the icon.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>So we only have credits left to <del class="diffchange diffchange-inline">known</del>. Credits are a prize you get for uploading files to a specific user. Credits are exchanged between two specific clients<del class="diffchange diffchange-inline">, </del>they are not global, so your own credits can't be viewed, although you can know the credits any other user has on you (that is, the credits you owe that client). Since credits are managed by the uploading client, you might be uploading to some client with no credits support, so you will gain no credits on him, although that client will actually get credits on you if it uploads to you, since you do have credits support. <del class="diffchange diffchange-inline">This </del>credits are stored in clients.met file.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>So we only have credits left to <ins class="diffchange diffchange-inline">know</ins>. Credits are a prize you get for uploading files to a specific user. Credits are exchanged between two specific clients<ins class="diffchange diffchange-inline">; </ins>they are not global, so your own credits can't be viewed, although you can know the credits any other user has on you (that is, the credits you owe that client). Since credits are managed by the uploading client, you might be uploading to some client with no credits support, so you will gain no credits on him, although that client will actually get credits on you if it uploads to you, since you do have credits support. <ins class="diffchange diffchange-inline">These </ins>credits are stored in <ins class="diffchange diffchange-inline">the </ins>clients.met file.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The credits modifier used by rate is the lower <del class="diffchange diffchange-inline">between </del>these two: <del class="diffchange diffchange-inline"><br></del>(upload_total x 2)/download_total or sqrt(upload_total+2) where both upload_total and download_total are measured in MBs.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The credits modifier used by rate is the lower <ins class="diffchange diffchange-inline">of </ins>these two:  </div></td></tr>
<tr><td colspan="2"> </td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>(upload_total x 2)/download_total or sqrt(upload_total+2) where both upload_total and download_total are measured in MBs.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>If the result is lower than 1, then it is set to 1 and if it is bigger than 10, it is set to 10. In addition, if the uploaded total is less than 1MB, the modifier is set to 1 and if the downloaded total is equal to 0, then the modifier is set to 10.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>If the result is lower than 1, then it is set to 1 and if it is bigger than 10, it is set to 10. In addition, if the uploaded total is less than 1MB, the modifier is set to 1 and if the downloaded total is equal to 0, then the modifier is set to 10.</div></td></tr>
</table>Peyrehttp://wiki.amule.org/t/index.php?title=FAQ_eD2k-Kademlia&diff=26248&oldid=prevPeyre: /* What is a source? */2009-04-30T17:50:08Z<p><span dir="auto"><span class="autocomment">What is a source?</span></span></p>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What is a source? ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What is a source? ==</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>A source is a client which is sharing some chunk in some file you have in your downloading queue which you still have not completed. Obviously, the more sources you can get for a given file, the more possibilities you have to download the file and the quicker you'll download it. Keep in mind that there's a difference between "sources" and "available sources" if you're on LowID, since "sources"<del class="diffchange diffchange-inline">s stands for </del>clients sharing a chunk or file you still haven't completed, while "available sources" <del class="diffchange diffchange-inline">stands for </del>clients sharing a chunk or file you still haven't completed and from <del class="diffchange diffchange-inline">who </del>you can download (that is, a source who is on HighID).</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>A source is a client which is sharing some chunk in some file you have in your downloading queue which you still have not completed. Obviously, the more sources you can get for a given file, the more possibilities you have to download the file and the quicker you'll download it. Keep in mind that there's a difference between "sources" and "available sources" if you're on LowID, since "sources" <ins class="diffchange diffchange-inline">represent </ins>clients sharing a chunk or file you still haven't completed, while "available sources" <ins class="diffchange diffchange-inline">represent </ins>clients sharing a chunk or file you still haven't completed and from <ins class="diffchange diffchange-inline">whom </ins>you can download (that is, a source who is on HighID).</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What is all this talk about credits, ratings and scoring about? ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What is all this talk about credits, ratings and scoring about? ==</div></td></tr>
</table>Peyrehttp://wiki.amule.org/t/index.php?title=FAQ_eD2k-Kademlia&diff=26247&oldid=prevPeyre: /* Are there any limitations on the Kademlia network? */2009-04-30T17:45:56Z<p><span dir="auto"><span class="autocomment">Are there any limitations on the Kademlia network?</span></span></p>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== Are there any limitations on the Kademlia network? ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== Are there any limitations on the Kademlia network? ==</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>*As it is a network derived from the ed2k network and, therefore, has to maintain compatibility when it comes to identify files uniquely, the 256GB maximum file size limit <del class="diffchange diffchange-inline">exisits </del>in the Kademlia network too.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>*As it is a network derived from the ed2k network and, therefore, has to maintain compatibility when it comes to identify files uniquely, the 256GB maximum file size limit <ins class="diffchange diffchange-inline">exists </ins>in the Kademlia network too.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*Same happens with the 161 characters limit.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*Same happens with the 161 characters limit.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
</table>Peyrehttp://wiki.amule.org/t/index.php?title=FAQ_eD2k-Kademlia&diff=26246&oldid=prevPeyre: /* Are there any limitations on the ED2K network? */2009-04-30T17:45:29Z<p><span dir="auto"><span class="autocomment">Are there any limitations on the ED2K network?</span></span></p>
<table class='diff diff-contentalign-left'>
<col class='diff-marker' />
<col class='diff-content' />
<col class='diff-marker' />
<col class='diff-content' />
<tr style='vertical-align: top;'>
<td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 17:45, 30 April 2009</td>
</tr><tr><td colspan="2" class="diff-lineno">Line 99:</td>
<td colspan="2" class="diff-lineno">Line 99:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== Are there any limitations on the ED2K network? ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== Are there any limitations on the ED2K network? ==</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Not <del class="diffchange diffchange-inline">much</del>, but yes, there are: two natural limits and a "forced" limitation. The two natural limits have already been mentioned <del class="diffchange diffchange-inline">before</del>. First, the <del class="diffchange diffchange-inline">issues on </del>LowID users (their transfers involve data through the server and two LowID clients can't share between them). <del class="diffchange diffchange-inline">The second</del>, although ED2K is a <del class="diffchange diffchange-inline">p2p </del>protocol, it needs servers to establish the <del class="diffchange diffchange-inline">p2p </del>connection. This has lots of problems relating to bottlenecks, privacy and scalability (if one single server is disconnected, a big part of the network is disconnected with it). This latter one is solved in the Kademlia protocol.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Not <ins class="diffchange diffchange-inline">many</ins>, but yes, there are: two natural limits and a "forced" limitation. The two natural limits have already been mentioned. First, <ins class="diffchange diffchange-inline">there is </ins>the <ins class="diffchange diffchange-inline">issue of </ins>LowID users (their transfers involve data through the server and two LowID clients can't share between them). <ins class="diffchange diffchange-inline">Second</ins>, although ED2K is a <ins class="diffchange diffchange-inline">PtP </ins>protocol, it needs servers to establish the <ins class="diffchange diffchange-inline">PtP </ins>connection. This has lots of problems relating to bottlenecks, privacy and scalability (if one single server is disconnected, a big part of the network is disconnected with it). This latter one is solved in the Kademlia protocol.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>About the "forced" limitation, it's only a limit to make sure that clients share, so that the ED2K network will not disappear: clients which have an upload limit of X KBps, where X is from 0 to 3.99 (both included) can download at a maximum of X*3 KBps. Clients which have an upload limit of Y KBps, where Y is from 4 to 9.99 (both included) can download at a maximum of Y*4 KBps. Clients with an upload limit of 10KBps or more have no downloading limitations. This restriction is set in the client application so it could be <del class="diffchange diffchange-inline">by-passed </del>by hacking the code, but that would probably result in being banned from the servers you connect to.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>About the "forced" limitation, it's only a limit to make sure that clients share, so that the ED2K network will not disappear: clients which have an upload limit of X KBps, where X is from 0 to 3.99 (both included)<ins class="diffchange diffchange-inline">, </ins>can download at a maximum of X*3 KBps. Clients which have an upload limit of Y KBps, where Y is from 4 to 9.99 (both included)<ins class="diffchange diffchange-inline">, </ins>can download at a maximum of Y*4 KBps. Clients with an upload limit of 10KBps or more have no downloading limitations. This restriction is set in the client application so it could be <ins class="diffchange diffchange-inline">bypassed </ins>by hacking the code, but that would probably result in being banned from the servers you connect to.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Also, any client is forced to allow at least three upload slots, so it's not possible to allow more than upload_limit/3 KBps per slot.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Also, any client is forced to allow at least three upload slots, so it's not possible to allow more than upload_limit/3 KBps per slot.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>There is one last limit: Maximum file size is exactly 256GB (274877906944 bytes). <del class="diffchange diffchange-inline">Older </del>limit (up to eMule 0.46 and aMule 2.1.*) was slightly under 4GB <del class="diffchange diffchange-inline">aproximately </del>(exactly 4294967295 bytes, although aMule would only support files up to 4290048000 bytes).</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>There is one last limit: Maximum file size is exactly 256GB (274877906944 bytes). <ins class="diffchange diffchange-inline">The older </ins>limit (up to eMule 0.46 and aMule 2.1.*) was slightly under <ins class="diffchange diffchange-inline">approximately </ins>4GB (exactly 4294967295 bytes, although aMule would only support files up to 4290048000 bytes).</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Additionally, this is not an eD2k limitation but a server limitation<del class="diffchange diffchange-inline">, </del>servers will only send 300 results for your searches, so don't expect any more results.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Additionally, this is not an eD2k limitation but a server limitation<ins class="diffchange diffchange-inline">; </ins>servers will only send 300 results for your searches, so don't expect any more results.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>And on the <del class="diffchange diffchange-inline">clients </del>side, <del class="diffchange diffchange-inline">filenames </del>are usually limited to 161 [[character]]s.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>And on the <ins class="diffchange diffchange-inline">client </ins>side, <ins class="diffchange diffchange-inline">file names </ins>are usually limited to 161 [[character]]s.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== Are there any limitations on the Kademlia network? ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== Are there any limitations on the Kademlia network? ==</div></td></tr>
</table>Peyrehttp://wiki.amule.org/t/index.php?title=FAQ_eD2k-Kademlia&diff=26245&oldid=prevPeyre: /* What does each port do? */2009-04-30T17:41:03Z<p><span dir="auto"><span class="autocomment">What does each port do?</span></span></p>
<table class='diff diff-contentalign-left'>
<col class='diff-marker' />
<col class='diff-content' />
<col class='diff-marker' />
<col class='diff-content' />
<tr style='vertical-align: top;'>
<td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 17:41, 30 April 2009</td>
</tr><tr><td colspan="2" class="diff-lineno">Line 90:</td>
<td colspan="2" class="diff-lineno">Line 90:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What does each port do? ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What does each port do? ==</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Well, since most ports can be configured to be set to any other number, the defaults will be listed. The traffic direction is from client perspective (you):</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Well, since most ports can be configured to be set to any other number, the defaults will be listed. The traffic direction is from client perspective (you):</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>*4661 TCP (outgoing): Port<del class="diffchange diffchange-inline">, </del>on which a server listens for connection (defined by server).</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>*4661 TCP (outgoing): Port on which a server listens for connection (defined by server).</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>*4662 TCP (outgoing and incoming): Client to client transfers.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>*4662 TCP (outgoing and incoming): Client<ins class="diffchange diffchange-inline">-</ins>to<ins class="diffchange diffchange-inline">-</ins>client transfers.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*4665 UDP (outgoing and incoming): Used for global server searches and global source queries. This is always Client TCP port + 3</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*4665 UDP (outgoing and incoming): Used for global server searches and global source queries. This is always Client TCP port + 3</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*4672 UDP (outgoing and incoming): Extended eMule protocol, Queue Rating, File Reask Ping, Kad.  Kad will be 'firewalled' if NAT (Network Address Translation) remaps this port number.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*4672 UDP (outgoing and incoming): Extended eMule protocol, Queue Rating, File Reask Ping, Kad.  Kad will be 'firewalled' if NAT (Network Address Translation) remaps this port number.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*4711 TCP: WebServer listening port.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>*4711 TCP: WebServer listening port.</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>*4712 TCP: External Connection port. Used to communicate aMule <del class="diffchange diffchange-inline">with </del>other applications such as aMule WebServer or aMuleCMD.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>*4712 TCP: External Connection port. Used to communicate <ins class="diffchange diffchange-inline">between </ins>aMule <ins class="diffchange diffchange-inline">and </ins>other applications such as aMule WebServer or aMuleCMD.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== Are there any limitations on the ED2K network? ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== Are there any limitations on the ED2K network? ==</div></td></tr>
</table>Peyrehttp://wiki.amule.org/t/index.php?title=FAQ_eD2k-Kademlia&diff=26244&oldid=prevPeyre: /* Why does Kademlia still say it is "firewalled?" */2009-04-30T17:39:07Z<p><span dir="auto"><span class="autocomment">Why does Kademlia still say it is "firewalled?"</span></span></p>
<table class='diff diff-contentalign-left'>
<col class='diff-marker' />
<col class='diff-content' />
<col class='diff-marker' />
<col class='diff-content' />
<tr style='vertical-align: top;'>
<td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 17:39, 30 April 2009</td>
</tr><tr><td colspan="2" class="diff-lineno">Line 79:</td>
<td colspan="2" class="diff-lineno">Line 79:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Apart from that port, to have an optimal ED2K experience, two more port should be enabled for listening as well: UDP ports 4672 and 4665 (that is, TCP_PORT+3) (both can be changed to any other number in the Preferences).</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Apart from that port, to have an optimal ED2K experience, two more port should be enabled for listening as well: UDP ports 4672 and 4665 (that is, TCP_PORT+3) (both can be changed to any other number in the Preferences).</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>== Why does Kademlia still say it is "firewalled<del class="diffchange diffchange-inline">?</del>" ==</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>== Why does Kademlia still say it is "firewalled"<ins class="diffchange diffchange-inline">? </ins>==</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>If you are using Kad and your router is doing NAT (Network Address Translation),  you should prevent your router from remapping the port of outgoing UDP port 4672 packets. This might help if you have a high ID but Kad status is 'firewalled'. Also, note that many <del class="diffchange diffchange-inline">ISP </del>now have filters on port 4662, which result in the "KAD: firewalled" status. To resolve this, follow these steps:  </div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>If you are using Kad and your router is doing NAT (Network Address Translation),  you should prevent your router from remapping the port of outgoing UDP port 4672 packets. This might help if you have a high ID but Kad status is 'firewalled'. Also, note that many <ins class="diffchange diffchange-inline">ISPs </ins>now have filters on port 4662, which result in the "KAD: firewalled" status. To resolve this, follow these steps:  </div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Pick a number n so that 80 < n < 65530</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Pick a number n so that 80 < n < 65530</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* set Preferences ---> Connection ---> standard client TCP port to n</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* set Preferences ---> Connection ---> standard client TCP port to n</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* forward (as shown in faqs) the following three ports: tcp port n (instead of 4662), udp port n+3 (instead of 4665), udp port 4672</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* forward (as shown in faqs) the following three ports: tcp port n (instead of 4662), udp port n+3 (instead of 4665), udp port 4672</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* finally, update the node list (in Networks ---> Kad), and have some patience (5 minutes or so)</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* finally, update the node list (in Networks ---> Kad), and have some patience (5 minutes or so)</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* if you still don't have <del class="diffchange diffchange-inline">"</del>green arrows<del class="diffchange diffchange-inline">"</del>, you may want to try a different n  </div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* if you still don't have green arrows, you may want to try a different n  </div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Here's a list of n's that worked, please add: 4811, 9870</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Here's a list of n's that worked, please add: 4811, 9870</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
</table>Peyrehttp://wiki.amule.org/t/index.php?title=FAQ_eD2k-Kademlia&diff=26243&oldid=prevPeyre: /* What is Kademlia? */2009-04-30T17:35:46Z<p><span dir="auto"><span class="autocomment">What is Kademlia?</span></span></p>
<table class='diff diff-contentalign-left'>
<col class='diff-marker' />
<col class='diff-content' />
<col class='diff-marker' />
<col class='diff-content' />
<tr style='vertical-align: top;'>
<td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 17:35, 30 April 2009</td>
</tr><tr><td colspan="2" class="diff-lineno">Line 28:</td>
<td colspan="2" class="diff-lineno">Line 28:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Kademlia is a natural evolution of the ED2K network. Kademlia is the future. See [[FAQ_eD2k-Kademlia#Are_there_any_limitations_on_the_ED2K_network?|Are there any limitations on the ED2K network?]] for more information on why Kademlia is necessary.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Kademlia is a natural evolution of the ED2K network. Kademlia is the future. See [[FAQ_eD2k-Kademlia#Are_there_any_limitations_on_the_ED2K_network?|Are there any limitations on the ED2K network?]] for more information on why Kademlia is necessary.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Since Kademlia is a decentralized network, it removes the bottleneck that was previously caused by the need for servers (though [[Lugdunum]] has done great work in reducing this bottleneck). Now, instead of connecting to a server, you just connect to a client (with a known IP<del class="diffchange diffchange-inline">-</del>address and port), which supports the <del class="diffchange diffchange-inline">network </del>[[Kademlia]]. This is called <del class="diffchange diffchange-inline">the Boot Strapping</del>.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Since Kademlia is a decentralized network, it removes the bottleneck that was previously caused by the need for servers (though [[Lugdunum]] has done great work in reducing this bottleneck). Now, instead of connecting to a server, you just connect to a client (with a known IP address and port), which supports the [[Kademlia]] <ins class="diffchange diffchange-inline">network</ins>. This is called <ins class="diffchange diffchange-inline">Bootstrapping</ins>.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Once connected, depending on your ability to accept incoming connections, you are given either "open" or "firewalled" status, which is similar to the HighID and LowID of the ED2K network. Then you are given an ID.  </div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Once connected, depending on your ability to accept incoming connections, you are given either "open" or "firewalled" status, which is similar to the HighID and LowID of the ED2K network. Then you are given an ID.  </div></td></tr>
</table>Peyrehttp://wiki.amule.org/t/index.php?title=FAQ_eD2k-Kademlia&diff=26242&oldid=prevPeyre: /* What is ED2K? */2009-04-30T17:34:23Z<p><span dir="auto"><span class="autocomment">What is ED2K?</span></span></p>
<table class='diff diff-contentalign-left'>
<col class='diff-marker' />
<col class='diff-content' />
<col class='diff-marker' />
<col class='diff-content' />
<tr style='vertical-align: top;'>
<td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 17:34, 30 April 2009</td>
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<td colspan="2" class="diff-lineno">Line 11:</td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What is ED2K? ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What is ED2K? ==</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>ED2K is a protocol originally used by the <del class="diffchange diffchange-inline">P2P </del>(Peer-to-Peer) client [[eDonkey2000]], which is where the name comes from. It is a server-client based protocol, with the ability to exchange sources between clients.  </div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>ED2K is a protocol originally used by the <ins class="diffchange diffchange-inline">PtP </ins>(Peer-to-Peer) client [[eDonkey2000]], which is where the name comes from. It is a server-client based protocol, with the ability to exchange sources between clients.  </div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>The ED2K network is server based like many other <del class="diffchange diffchange-inline">P2P </del>networks such as [[Kazaa]] (Kazaa is server based, but hides the server connection from the user), which means that the first thing you do when you run [[aMule]] is to connect to a server (either manually or automatically).  </div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>The ED2K network is server<ins class="diffchange diffchange-inline">-</ins>based like many other <ins class="diffchange diffchange-inline">PtP </ins>networks such as [[Kazaa]] (Kazaa is server<ins class="diffchange diffchange-inline">-</ins>based, but hides the server connection from the user), which means that the first thing you do when you run [[aMule]] is to connect to a server (either manually or automatically).  </div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Once successfully connected to a server, the client can search, either locally (the connected server) or globally (all servers), for any file and the servers asked will provide the client with a list of all the files which match search parameters.  </div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>Once successfully connected to a server, the client can search, either locally (the connected server) or globally (all servers), for any file and the servers asked will provide the client with a list of all the files which match search parameters.  </div></td></tr>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>If the user starts a download, the client will then ask the server for sources, which the server will return in the form of IP addresses for the clients that have told the server that they have the specific file.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>If the user starts a download, the client will then ask the server for sources, which the server will return in the form of IP addresses for the clients that have told the server that they have the specific file.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Then the remote client will begin to upload a whole chunk to your client as soon as you are the [[FAQ_eD2k-Kademlia#What_is_all_this_talk_about_credits,_ratings_and_scoring_about?|first in the queue]], and when the chunk has been <del class="diffchange diffchange-inline">completly </del>sent, you will be taken back to its upload queue. This way different chunks get spread around the ED2K network, so that, although <del class="diffchange diffchange-inline">no-one may have </del>at a same given moment the complete file, it may be completed by downloading the different chunks from different people (it is well known that users tend to stop sharing a file once it has been completed).</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Then the remote client will begin to upload a whole chunk to your client as soon as you are the [[FAQ_eD2k-Kademlia#What_is_all_this_talk_about_credits,_ratings_and_scoring_about?|first in the queue]], and when the chunk has been <ins class="diffchange diffchange-inline">completely </ins>sent, you will be taken back to its upload queue. This way different chunks get spread around the ED2K network, so that, although at a same given moment <ins class="diffchange diffchange-inline">no one may have </ins>the complete file, it may be completed by downloading the different chunks from different people (it is well known that users tend to stop sharing a file once it has been completed).</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Note that clients upload only '''one''' chunk at a time to another client. Even if a client is in the upload queue of two different files of <del class="diffchange diffchange-inline">a </del>same user and gets to the top of both, that user will only upload one of the files to that client (the other upload, depending on the ED2K application the client uses, will probably remain as a maximum priority upload, but will not begin until the other chunk has been successfully uploaded).</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Note that clients upload only '''one''' chunk at a time to another client. Even if a client is in the upload queue of two different files of <ins class="diffchange diffchange-inline">the </ins>same user and gets to the top of both, that user will only upload one of the files to that client (the other upload, depending on the ED2K application the client uses, will probably remain as a maximum priority upload, but will not begin until the other chunk has been successfully uploaded).</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>If both users have HighID (see [[FAQ_eD2k-Kademlia#What_is_LowID_and_HighID?|What is LowID and HighID?]]) the transfer will be done directly from client to client (Peer-to-Peer), but if one of the clients <del class="diffchange diffchange-inline">have </del>LowID, the connection will be established through the server, since LowID cannot accept incoming connections. As a result, two LowID clients '''cannot''' connect to each other.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>If both users have HighID (see [[FAQ_eD2k-Kademlia#What_is_LowID_and_HighID?|What is LowID and HighID?]]) the transfer will be done directly from client to client (Peer-to-Peer), but if one of the clients <ins class="diffchange diffchange-inline">has </ins>LowID, the connection will be established through the server, since LowID cannot accept incoming connections. As a result, two LowID clients '''cannot''' connect to each other.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What is Kademlia? ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What is Kademlia? ==</div></td></tr>
</table>Peyrehttp://wiki.amule.org/t/index.php?title=FAQ_eD2k-Kademlia&diff=26241&oldid=prevPeyre: /* What is LowID and HighID? */2009-04-30T17:16:20Z<p><span dir="auto"><span class="autocomment">What is LowID and HighID?</span></span></p>
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<td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td>
<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 17:16, 30 April 2009</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What is LowID and HighID? ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== What is LowID and HighID? ==</div></td></tr>
<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Each client is assigned an ID (Identification) number which is unique and will distinguish the client from all other clients on the server. If this ID is below 16777216 (16 million) then you have a LowID and anything over is a HighID. Whether your client receives a high or low ID will depend on your client and whether or not the Client TCP port is open. Client TCP Port is a customisable option located in Preferences -> Connection. The default port is 4662 which is fine. If you understand [[FAQ_eD2k-Kademlia#What_is_ED2K?|what ED2K is]], odds are you'll understand the chances that clients with LowIDs may be unable to connect to other clients with LowIDs which reduces transfer rates significantly. This is the reason why having port 4662 TCP (or the one set in Preferences) is so important. Some of the larger servers refuse clients with LowIDs and disallow connections since LowID clients have data <del class="diffchange diffchange-inline">transfered </del>through the server, rather than directly from the other client, which in turn adds more overhead for the server.</div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Each client is assigned an ID (Identification) number which is unique and will distinguish the client from all other clients on the server. If this ID is below 16777216 (16 million) then you have a LowID and anything over is a HighID. Whether your client receives a high or low ID will depend on your client and whether or not the Client TCP port is open. Client TCP Port is a customisable option located in Preferences -> Connection. The default port is 4662<ins class="diffchange diffchange-inline">, </ins>which is fine. If you understand [[FAQ_eD2k-Kademlia#What_is_ED2K?|what ED2K is]], odds are you'll understand the chances that clients with LowIDs may be unable to connect to other clients with LowIDs<ins class="diffchange diffchange-inline">, </ins>which reduces transfer rates significantly. This is the reason why having port 4662 TCP (or the one set in Preferences) is so important. Some of the larger servers refuse clients with LowIDs and disallow connections since LowID clients have data <ins class="diffchange diffchange-inline">transferred </ins>through the server, rather than directly from the other client, which in turn adds more overhead for the server.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>For clients with a HighID, their ID is the result of a mathematical operation with their IP which corresponds to A + 256*B + 256*256*C + 256*256*256*D, where the IP is A.B.C.D. Keep in mind that this ID has identification purposes as well. Apart from having an ID over or under 16777216, it does not matter if the ID is bigger or smaller. This means a client with an ID of 50000000 isn't any better than a client with an ID of 49999999. The only exception is at times servers are either incorrectly configured or are very busy and issue LowIDs to clients even though port 4662 TCP is open. These are rare exceptions but it can happen sometimes.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>For clients with a HighID, their ID is the result of a mathematical operation with their IP which corresponds to A + 256*B + 256*256*C + 256*256*256*D, where the IP is A.B.C.D. Keep in mind that this ID has identification purposes as well. Apart from having an ID over or under 16777216, it does not matter if the ID is bigger or smaller. This means a client with an ID of 50000000 isn't any better than a client with an ID of 49999999. The only exception is at times servers are either incorrectly configured or are very busy and issue LowIDs to clients even though port 4662 TCP is open. These are rare exceptions but it can happen sometimes.</div></td></tr>
</table>Peyre