Use these tips as a guide to keeping a lock on data when using virtual LANs. Securing a virtual LAN network begins with physical security. These best practices can help administrators and IT managers ...

Four vulnerabilities in the widely adopted 'Stacked VLAN' Ethernet feature allows attackers to perform denial-of-service (DoS) or man-in-the-middle (MitM) attacks against network targets using ...

Have you been told that VLANs are the ultimate solution to your network woes? That they’ll magically secure your infrastructure, eliminate complexity, and solve all your traffic management headaches?

Lately, I’ve heard many mentions, pro and con, of using virtual LANs to solve QoS challenges in wireless LANs. If like me, you’ve been confused by some of this talk, read on. First, several vendors ...

The IEEE’s 802.1Q standard was developed to address the problem of how to break large networks into smaller parts so broadcast and multicast traffic wouldn’t grab more bandwidth than necessary. The ...

You may or may not have heard of VLAN (Virtual Local Area Network). It is something that is primarily used in large businesses around the world. If you are interested in opening a business that ...

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 ...

Today’s businesses demand that IT delivers both speed and innovation. This has stressed security and pushed legacy security models to their breaking point. Are we doomed? No - we are absolutely not.

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 ...

To begin, we must have a more formal definition of what a LAN is. LAN stands for local area network. Hubs and switches usually are thought of as participating in a single LAN. Normally, if you connect ...