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 ...

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 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 ...

Nutter helps a reader protect the servers in his growing network. As our network grows in size, so does the need to protect the servers. We have already put in an interior firewall between the servers ...

Salt Lake City, Utah—Board maker Parvus Corp. introduces its PRV-1059 VLAN-enabled (virtual local area network) 5-port PC/104 Ethernet switch. Designed and tested to meet MIL-STD-810F, this rugged ...

Use these tips as a guide to keeping a lock on data when using virtual LANs. Securing a virtual LAN network begins with physical security. These best practices can help administrators and IT managers ...

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 ...

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 ...

At home I generally set all switches with a native VLAN of the main LAN and tagged to the guest LAN. I know this is probably not optimal, but I'm wondering how bad it really is? I get that it probably ...