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 ...
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 ...
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 ...
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 ...
Rate your favorite Cisco Press books. Chapter 3, “Switch Operation,” presents a functional overview of how multilayer switching (MLS) is performed at Layers 3 and 4. The actual MLS process can take ...
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 ...
I've searched the official docs and forums and can't quite find an answer to this question. On Cisco, adding a voice vlan to an access port means that tagged traffic will be in that VLAN, untagged ...