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'm looking at the mess the previous IT team left in their wake with regards to the logical layout of the network. I've been here approaching a year and a half and it's got to the point it is driving ...

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 ...

VLANs break a physical LAN into several logical broadcast domains. Each LAN station hears traffic sent by its own VLAN but receives nothing from stations in other VLANs -- not even from those ...

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 ...

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 ...

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 ...

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 ...

The Allen-Bradley Stratix 8300 Layer 3 managed switch extends the Stratix 8000 industrial switch family to provide VLAN and subnet routing capability using Cisco technology. By supporting inter-VLAN ...