Sometimes some XP clients on VLAN1 cannot ping clients on VLAN2 and vice versa. When it occurs it can last up to about 10 minutes before it rectifies itself. VLAN's can ping all the clients in their own VLAN at that time also, but not the other VLAN....

I just want to know what can be the Issues with running OSPF in a Network.If anybody has faced any issues in a Network due to OSPF please share ur experiences regarding OSPF Issues.

why do we have to use a Link-State Routing Protocol only like OSPF or ISIS for running MPLS in a service Provider Network.Why don't we use RIP-V2 or IGRP or EIGRP .are there any particular reasons for which we have to use Link-State Routing Protocols...

Which service is better MPLS or Frame-Relay.Like if i have a customer having a HO and multiple sites i should provide him services on MPLS or Frame-Relay.What r the important differences between MPLS and a Frame-Relay service not configuration wise b...

Please see the details attached.I have not made call to any isdn number or am not receiving call from any number but still when i check with sh isdn act or sh isdn his i see an outgoing call from my PRI.When i check with sh isdn status i can't see an...