<div dir="ltr"><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">I’m having issues regarding load balance on links between
several 7210 SAS Sx<br>
Here is the topology:</p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"> </p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"><span style="font-size:9pt;font-family:"Courier New";color:rgb(51,51,51);background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial">SR1----100G----7210-A----2x10G----7210-B----2x10G----7210-C----10G----Accessnode</span></p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"><span style="font-size:9pt;font-family:"Courier New";color:rgb(51,51,51);background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"> </span></p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">Traffic egressing 7210-A is not balanced between two 10G
links. Not even close (85/5 in percentage)</p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">Traffic egressing 7210-B even worse almost zero traffic on
one link</p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"> </p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">I’v checked interface configuration guide and information
about LAG hashing. I’v tested with different algorithms hash-1, hash-2 but
nothing is changing.</p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"> <span style="font-size:11pt">I’m having issues regarding load balance on links between
several 7210 SAS Sx</span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">
Here is the topology:</p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"> </p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"><span style="font-size:9pt;font-family:"Courier New";color:rgb(51,51,51);background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial">SR1----100G----7210-A----2x10G----7210-B----2x10G----7210-C----10G----Accessnode</span></p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"><span style="font-size:9pt;font-family:"Courier New";color:rgb(51,51,51);background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"> </span></p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">Traffic egressing 7210-A is not balanced between two 10G
links. Not even close (85/5 in percentage)</p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">Traffic egressing 7210-B even worse almost zero traffic on
one link</p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"> </p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">I’v checked interface configuration guide and information
about LAG hashing. I’v tested with different algorithms hash-1, hash-2 but
nothing is changing.</p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"> </p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">I have a ongoing TAC case and TAC suggested to make all
ports in a LAG odd or even which i did but it didnt help.</p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">Latest TAC answer suggest everything is fine ”<span style="font-size:9pt;font-family:"Courier New";color:rgb(51,51,51);background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial">
At this point I dont see this to be an issue until and unless we know the type
of traffic that is egressing out of Lag. Its only that the fair distributed of
traffic dint happen on to the lag ports. This could happen when there is not
much variation available or variations that get nullify with the traffic
streams that are egressing out of the Lag”</span></p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"><span style="font-size:9pt;font-family:"Courier New";color:rgb(51,51,51);background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"> </span></p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">I have updated TAC case with traffic information which is
unicast traffic between BNG och Access nodes.  </p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"> </p>

<p class="MsoNormal" style="margin:0cm 0cm 12pt;font-size:11pt;font-family:Calibri,sans-serif">Did anybody out there
experienced this and solved it somehow? </p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">Kind regards</p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif">Dejan</p>

<p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Calibri,sans-serif"><br></p></div>