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CCNA® Cisco Certified Network Associate: Study Guide, Seventh Edition by Todd Lammle

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VLAN Trunking Protocol (VTP)

Cisco created this one too. The basic goals of VLAN Trunking Protocol (VTP) are to manage all configured VLANs across a switched internetwork and to maintain consistency throughout that network. VTP allows you to add, delete, and rename VLANs—information that is then propagated to all other switches in the VTP domain.

Here’s a list of some of the cool features VTP has to offer:

  • Consistent VLAN configuration across all switches in the network
  • VLAN trunking over mixed networks, such as Ethernet to ATM LANE or even FDDI
  • Accurate tracking and monitoring of VLANs
  • Dynamic reporting of added VLANs to all switches in the VTP domain
  • Adding VLANs using Plug and Play

Very nice, but before you can get VTP to manage your VLANs ...

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