On a Cisco switch is the command :-copy running-config startup-configavailable, as on a router ?I recall reading that on changing the running config on a 2950 or 1900 Catalyst switch, it is written immediately to NVRAM, so the above command is NOT av...

Can anyone please clarify the split horizon rules for Frame Relay. I have read conflicting descriptions from different sources.As I understand it, for the main physical interface configured with encapsulation type Frame Relay, split horizon is disabl...

Does VTP require that a switch-to-switch link is configured as a trunk link rather than an access link ? Or can it send its advertisements over an access (non-trunk) link ?And how about Spanning Tree Protocol (STP) ? Does it require a trunk between t...

Does the order of OSPF network statements matter ? Ie. do they work like an ACL where more specific statements must come come before more general ones ?For example is there any difference between entering :-network 192.168.129.96 0.0.0.3 area 40 netw...