I'm a bit stumped on this one, and having a background in HP switches is making it worse. I have a metro-e connection that will have up to 100 VLANs coming in on it. This is connected to a GigE port ...

These common VLAN missteps can undermine your network security and performance. Discover the pitfalls to avoid.

What is virtual local area network hopping (VLAN hopping)? Virtual local area network hopping (VLAN hopping) is a method of attacking the network resources of the VLAN by sending packets to a port not ...

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 ...

Well, I've managed to get my company to split the cost on an Aruba 1930 24POE switch. So I'm diving into the manual to read how to configure VLANs, Layer 3 routing, and trunking. Oh, wait, a trunk is ...

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 ...

Maker, meme-r, and unabashed geek, Joe has been writing about technology since starting his career in 2018 at KnowTechie. He's covered everything from Apple to apps and crowdfunding and loves getting ...