RE: How is IS-IS more scalable than OSPF? [7:5207]

[Curtis Call]

>BTW, I have been told by folks who work in really big networks that none of
>the routing protocols scale beyond 4-5K routers. As an interesting aside, a
>few weeks ago on NANOG there was a discussion about the largest RIPv1
>network in existence. It was revealed that until a year or two ago, Xerox
>used RIPv1 and had a few thousand routers running RIPv1 on the network.


I believe that the RIP network you are referring to had a few thousand 
nodes, not a few thousand routers.  I doubt a few thousand routers could 
handle RIPs max 15 hop limitation.




Message Posted at:
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