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 ...

I am almost as confused by your post as you are about VLANs, so lets take it slow and see where we get.<BR><BR>1) 802.1Q can add 4 bytes to the ethernet packet. (tagging) Any device not expecting ...

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 ...

Virtual LAN (VLAN) technology, which is defined under the IEEE 802.1q specifications, has allowed enterprise to extend the reach of their corporate networks across the WAN. VLANs enable a LAN to be ...

It's no surprise that Linux makes a great router and firewall. A lesser-known fact is that you also can use Linux as an Ethernet bridge and VLAN switch, and that these features are similarly powerful, ...

The IEEE’s 802.1Q standard was developed to address the problem of how to break large networks into smaller parts so broadcast and multicast traffic wouldn’t grab more bandwidth than necessary. The ...

While a LAN may make sense for small networks, it makes expansion or reorganization difficult. Under a LAN setup, all the devices and equipment are located physically near each other and directly ...

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 ...