We have a stack of 3 2960S's switches connected to a Cisco 3750X via a 4 port copper Etherchannel, intermittently the users are losing connection to the internet and with a host connected to the Master switch running a continuos pi...

Can someone please confirm, I'm configuring a Cisco 3750 running 12.2(25)SEE2 and I can not use the "mls qos trust cos" command on the port-channels, I can on the physical interfaces that make up the port-channel eg Gi 1/0/1, I've been looking round ...

Has anyone had any problems with Cisco MEM-C6K-ATA-1-64M= on a 6500, the switch doesn't read the card in ROMMON mode but will with a none Cisco PCMCIA card, the switch is running ROMMON V7.1 which according to Cisco should work, below is a "sh mod"Mo...