When do you use BGP, IGRP, OSPF, Static Routes?

Answer Posted / dhaval

BGP --- when there are lots of router in network, BGP
should be for that network.like ISP network.

IGRP--- for a very small company. take more time to
converge if there is outage.

OSPF--- when company is little smaller then ISP. and have
many department to be consider then u can put department in
to area. its very fast to converge. have to have more
processsor and memory.

Static Routes-- very useful for home and very samll
business. its all menual but work great though u have very
few memory and processor in router.

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