Network Redundancy - VRRP (Layer 3)

Campus Interconnect

• Virtual Router Redundancy Protocol

  • Single Logical Router made up of multiple physical routers

• Eliminates router single point of failure

• Fast fail-over to redundant router

• Both can be active (load sharing)

• Transparent to attached devices

  • No reconfiguration of end systems required

• Supported on

  • NETbuilder
  • PathBuilder S500
  • CoreBuilder 3500/9000 (Q3’99)

Virtual Router

Master

Back-up

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