I'm looking at the mess the previous IT team left in their wake with regards to the logical layout of the network. I've been here approaching a year and a half and it's got to the point it is driving ...

I've decided to get off my ass and finally get VLANs setup at home. I'm looking for ideas on how people have their's set that works well. I figure at the most basic I could do something like a ...

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 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 ...

A virtual local area network is a logical subnetwork that groups a collection of devices from different physical LANs. Large business computer networks often set up VLANs to re-partition a network for ...

Do you like puzzles? Are you working towards CCNA, or the CCNP Switch exam? If so, today’s post can be an interesting challenge to help you review switch VLAN configuration, with a short lab exercise ...

Network vendors have fallen prey to vulnerabilities in Ethernet VLAN protocol implementations. While only Cisco and Juniper Networks are confirmed to have vulnerable products at this stage, a notice ...