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 ...

Lately, I’ve heard many mentions, pro and con, of using virtual LANs to solve QoS challenges in wireless LANs. If like me, you’ve been confused by some of this talk, read on. First, several vendors ...

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 ...