8.1 VLAN Concepts  
  8.1.4 Benefits of VLANs  
The key benefit of VLANs is that they permit the network administrator to organize the LAN logically instead of physically. This means that an administrator is able to do all of the following:
  • Easily move workstations on the LAN.
  • Easily add workstations to the LAN.
  • Easily change the LAN configuration.
  • Easily control network traffic.
  • Improve security.

 

Web Links

Virtual LANs

http://www.intel.com/network/
connectivity/resources/doc_library/
tech_brief/virtual_lans.htm