I received this out put when I try to adjust the MTU on the ethernet LAN on my 2501 Cisco router, "LAB_B(config-if)#mtu 18000% Interface Ethernet0 does not support user settable mtu.% At least one member of the channel group 0 is not a 2FE port adapt...

I have connected 2 2500 routers together with a crossover cable. I still can't get the line of either to stay up. I have printed the "tech-support" for both routers and would really appreciate it if someone could tell me what I've done wrong. (Is ...

I am brand spanking new to networking. I have finished the Cisco Academy and bought a CCNA lab with 2 2501's and a 2924 switch. I am discovering how little I really know. I am trying to connect the two routers together with the DB60 connectors but...