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 ...

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 ...

It's now more than a secure home.

One of things you will have to do in the VLAN configuration on the Layer 3 device is enter a command called IP helper-address, followed by the IP address of the system providing the DHCP service.

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 ...

I'm thinking about changing the layout of my home/lab network to segment off my new security alarms, smoke detectors, etc. Current thinking is I'll keep the gateway on: Guest WiFi: 10.0.4.1/24 (will ...

Network vendors have fallen prey to vulnerabilities in Ethernet VLAN protocol implementations. While only Cisco and Juniper Networks are confirmed to have vulnerable products at this stage, a notice ...

"Software-defined networking (SDN) is having a profound impact on businesses," starts out a new report based on a survey of IT pros involved with the disruptive technology approach. One of these ...

What they do, why they're useful, and how to get started A virtual local area network is a logical subnetwork that groups a collection of devices from different physical LANs. Large business computer ...