Hi Cisco Magi,I have a serious issue here which goes on for a long time and I couldn`t find a solution for it so far. The problem is affecting at least the 2960, 3560 and3750 series switches. No issues if all the interfaces on the switches are on 1G ...
Hi Paolo,Yes, thanks for your reply. I actually found the solution/work around here yesterday:https://supportforums.cisco.com/thread/2181393I have uc500-advipservicesk9-mz.151-4.M5 software (CME Version 8.6) running on my UC540 and it seems this prob...
Hi Joseph,OK, so when the traffic flows only in one direction, let`s say from the Gig towards the 100M, the results are fine, I can see a constant 100Mbit traffic (however there is a speed mismatch). It is true in the opposite direction as well. The ...
Hi Joseph,I was thinking the same according the TCP ACKs, maybe the ACKs don`t reach the other end causing retransmission. However as I mentioned in the original post if I issue a speed 100 command on the gig interface causing it to negotiate Fa with...
One more thing. Maybe I haven`t emphasise enough yet, that the problem occurs only if the traffic flows in both directions at the same time. If I make an iperf test in a single direction the results are absolute perfect. The problem only appears when...
