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 ...

I am trying to figure out how to configure private VLANs on a Dell X series switch and I am struggling to get it working. Currently we are able to create a new PVLAN in the web interface and add a ...

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 ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Probably the most common network interconnection device in industry networks are layer 2 switches ...

VLANs break a physical LAN into several logical broadcast domains. Each LAN station hears traffic sent by its own VLAN but receives nothing from stations in other VLANs -- not even from those ...