A virtual LAN is a logical division of a network that enables devices to communicate as if they are connected to a single switch. These divisions are critical to network security, performance and ...

Ron Nutter helps a reader who needs help with a VLAN configuration issue. I am studying for my CCNA (self taught). I’m trying to understand an issue. If I had Host A and Host B attached to individual ...

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 ...

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, ...

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 ...

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 ...

These common VLAN missteps can undermine your network security and performance. Discover the pitfalls to avoid.

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, ...

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 ...

Once you’re ready to make the jump to a more sophisticated switch, what do you need to know? Let’s answer some of the most frequently asked questions and explore the basic configuration of Cisco IOS ...