Hi Everyone, In spanning-tree pvst+ mode I noticed one of the port is showing alt port role . while going through the forums i found that RSTP port roles might have been amended int the 802.1d(PVST+). Just to see the behavior i shutdown the Gi0/1, w...
Hi Experts, Just want to understand , if one of the Trunk links under port-channel(L2) is frequently flapping. Is there any features which can help in avoiding traffic loss passing the Etherchannel. Eg. keep the flapping interface in shutdown or sus...
Hi ,In Cisco 7206 VXR (NPE-G2) router , the cpu utilization is at an 80-90% always , but none of the process is consuming not more than 1%.In the show stacks output we are observing network interface interrupt is called very frequently. so what does...
Along with above config/output request. Please share the routing output from the 3850sh ip route 172.20.3.1are you able to ping 172.20.3.1 from 2960x??
as per the cisco documentation. in PVST+ to move the alternate port to transition to forwarding is only possible when we enable uplink fast. without which the port state will transition all the states till forwarding. i hope my understanding is corre...
Hi BalajiLet me explain, Is there any mechanism by which the port part of port-channel can be automatically shutdown or suspended if it’s freqently flapping?? In our case it’s a layer 2 port-channel (trunk).
Hi,As from the logs , it can be seen that the interface is now untrusted as the interface goes down. and power gets denied. which indicated the switch is not able to recognise the port as trusted even when you connect back . it can be a bug could y...
