I am a bit confused with Multicast. I know receivers that want to join a specific multicast group use IGMP to request to join to the group (lets say 239.4.1.1). My question is on the source side. Does the source also use IGMP to join the group? Or ho...

Is there compatibility to create an MSDP group between Catalyst 6509 switches and N7K switches? Any restrictions? Has anyone done this and works fine?

I saw a network working with EIGRP and resdistributing a static default route into it. I did not find the "default metrics" to redistribute into EIGRP but the static default route works and is redistributed. My understanding was that everytime you re...

My monitoring system is reporting that VLAN X is 100% utilization in my 6509. That VLAN is used to pass traffic between two 10G access ports in that VLAN X. It seems that by default the VLAN bandwidth is 1G, however i am passing more traffic than tha...

I have a simple question that might be easy to answer but if you have a supporting document please provide the link. The question is:Is it recommended to have Netflow running permanently in a 6509 or is it a tool that needs to be enable only as neede...