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HiWe have 3 switches WS-C3560X-24 (version 15.0(2)SE2.) connected in a row, with dot1q Trunk between them, allowing vlan 10 only. each switch has a 7200 router connected on port 1 - vlan 10 (internet access) running hsrp (only one is active).and each...
version 15.0(2) SE2If it helps anyone, I successfully simulated the problem on other switches in a lab.After lots of testing, like QinQ and Private Vlan thats had same symptoms, i found that the issue is a version bug, in this version 15.0(2) SE2, wh...
Surethis is the relevant config, that is running now.removing "no mac address-table learning vlan 20" reproduce the problemSWITCH-2-ROOT (two other switches are mirrored, except root priority)=================================================udld agg...