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VRRP: Increasing Reliability and Failover with the Virtual Router Redundance Protocol by Adnan Adam Onart, Ayikudy Srikanth

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4.3. VRRP Operations

The specification of a protocol and its implementation according to its specification is one thing; running it once it is implemented in a network is a different thing. How will the protocol interact with other protocols? Which protocols can be run together and which cannot? Under which conditions is it advisable to run protocol A and B together? When might it be better to run only one of them? All these questions address the operational aspects of a protocol, and they are applicable to VRRP as our protocol understudy. The peculiar characteristic of VRRP is that in certain circumstances a device running VRRP acts as if it were another one. A virtual one replaces the physical address. The IP address of a router, or just an ...

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