Engineer's perspective: TCP is at Layer 4, IP is at Layer 3, VLAN is at Layer 2—layered thinking is the first step in ...

Smart home devices can range from light bulbs and plugs to speakers and alarm sensors, as well as everything in between. If ...

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 ...

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 ...

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 ...

What you can do with VLANs is dependent on the type of switch gear you have on the network. To do VLANs, at least one device, for example in my case – the core switch where everything on the network ...

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 ...

Charlene, They are technically not the same. However, in practice, often they are implemented as if they were equivalent. A VLAN is created by grouping devices based on their hardware or mac addresses ...

Say hello to Quality of Service, Link Aggregation, Access Control Lists, Spanning Tree Protocol, and IGMP Snooping.

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 ...