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 ...

A virtual LAN (VLAN) is a broadcast domain created by switches. VLANs are a convenient way to connect ports from different switches and different buildings onto the same network and broadcast domain, ...

I recently installed a new Unifi 24-port switch and a NanoHD access point. Other than setting up a basic WiFi in the house and getting all of my network moved over to the new switch and AP, I had a ...

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 ...

Five things you should know about configuring a Cisco IOS switch Your email has been sent Once you're ready to make the jump to a more sophisticated switch, what do you need to know? Let's answer some ...

Q: I have a Cisco L3 3560 switch, 5 unmanaged switches and 150 users. I need to create 10 VLANs. How can I configure my VLAN given the switches I have? It depends on how many users you would need in ...

In the IP based Ethernet networks, data and voice services are often transmitted simultaneously over the network. Voice traffic, in particular, requires a higher forwarding priority than data traffic.

IT Networks and Security will host the presentation "Configuring your VLAN" from noon to 1:30 p.m. Wednesday (Sept. 17) in Room 214D, Stewart Center. Greg Laffoon, ITaP Networks and Security network ...

If I have a handful of "smart" switches that will handle 802.1Q vlan tagging both at the perimeter and the core of my network, will the tags survive if there is a completely dump unmanaged switch ...

Many of us cordially detest virtual LANs (VLANs). They require complicated configuration, and consequently they are error-prone. They do not offer fully satisfactory solutions for the problems they ...