Isolation works; until it doesn't.

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 ...

I fixed my network by breaking it down.

Add Yahoo as a preferred source to see more of our stories on Google. When set up correctly, virtual LANs improve the performance of busy networks. VLANs can group client devices that communicate ...

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 ...

Relative newcomer to serious home networking here, looking for a little input about what I actually need to achieve my goals. I've seen guides including other VLANs -- VPN vs clearnet, management, etc ...

Layer 3 devices have the intelligence to drive a multiple VLAN network, while Layer 2 devices can only participate in the VLAN network. In my case, I have a 6509 Catalyst Switch as the core switch 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 ...

Meghan is an associate editor with EdTech. She enjoys coffee, cats and science fiction TV. More schools than ever before have put in place networks that meet the standards required to deliver ...

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 ...