Routing: Difference between revisions

 
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[[Category:BasicsRouting]]
Here we will discuss important questions from routing concepts.
 
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Ans) By using Static ARP entry.
 
 
* '''Split horizon'''
Method of preventing a routing loop in a network.
Information about the routing for a particular packet is never sent back in the direction from which it was received.
 
= Routing Protocol Classification =
 
== Classification based on deployment location ==
Interior Gateway Protocol:
OSPF
RIP
EIGRP
 
Exterior Gateway Protocol:
EGP
BGP
 
== Distance Vector ==
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*Processor Intensive as they have full topology information about each and every network
*Better Route calculation
*EIGRP also have topology table but they contain a list of the best routes calculated by neighbors only.
 
*Areas should not become too big.
 
*LS Routing protocols send only triggered updates i.e. to announce network changes only(RIP sends full routing table every 30 seconds).
*Sends Periodic updates - LS Refresh on long intervals (OSPF 30 minutes) to avoid any missed routes.
 
;References