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

Rick Cook learned programming on a computer with magnetic drum memory. Since then he's written thousands of articles on all aspects of computers and high technology — as well as several fantasy novels ...

In the IP based Ethernet networks, data and voice services are often transmitted simultaneously over the network. Voice traffic, in particular, requires a higher forwarding priority than data traffic.

I'm looking into getting a managed switch to learn how to setup VLANs. Ultimately I want to setup separate VLANs to segregate devices in the future home. Right now I only have a handful of unmanaged ...