Most network equipment vendors are ready to up the ante in terms of how their gear can control access in a NAC deployment In previous Interop Labs testing, we used virtual LAN assignment as the method ...

I'm looking into securing some switches and routers and I came upon a Cisco guide on hardening IOS devices. In it they have a section on locking down switches with Port ACLs and VLAN Access Maps. I ...

It's easy to see why virtual LANs have become popular on networks of all sizes. Imagine having multiple separate physical networks within a single organization — without the headache of managing ...

A virtual LAN (VLAN) is a logical overlay network that groups together a subset of devices that share a physical LAN, isolating the traffic for each group. A LAN is a group of computers or other ...

David Davis shows you how to view ACL statistics and, with the help of a new feature in the Cisco IOS, how you can view these usage statistics per interface and per direction. As soon as you start ...

To begin, we must have a more formal definition of what a LAN is. LAN stands for local area network. Hubs and switches usually are thought of as participating in a single LAN. Normally, if you connect ...

It’s easy to see why virtual LANs have become popular on networks of all sizes. Imagine having multiple separate physical networks within a single organization — without the headache of managing ...