Setup an access list on the router allowing them to communicate in the first place. If that is the 4500 set it up there.

I have a weird thing ... as usual. I have a Cisco UCS system with the normal fabric interconnect setup (2 x 6248UP connected to a chassis with 2 x 2208xp fabric extenders), running the latest 4.x ...

In Cisco LAN switch environments, the native VLAN is typically untagged on 802.1Q trunk ports. This can lead to a security vulnerability in your network environment. It is a best practice to ...

Cisco administration 101: Learn 10 commands to configure on a new router Your email has been sent When it comes to configuring a new Cisco router, much of the configuration depends on what type of ...