[c-nsp] OSPF Equal Costs Routes Question

Oliver Boehmer (oboehmer) oboehmer at cisco.com
Wed Nov 15 15:07:05 EST 2006


cisco-nsp-bounces at puck.nether.net <> wrote on Wednesday, November 15,
2006 8:19 PM:

> Hi there...
> 
> What is the maximum number of OSPF equal cost routes that are
> supported in IOS?  I'm thinking of using a Cisco 3640 to connect
> multiple low speed ethernet links from site to site and would like to
> have 4 ethernet links coming in via a 4 port 10 meg card (NM-4E) ..
> this is for redundancy and "bonding for performance".... I don't
> believe 4 of them is a problem but how many can you go up to?

just do "maximum-paths ?" in OSPF and you'll see :-)  
IIRC, it's 6 in all mainline releases, was increased to 8 in 12.0S/12.2S
and even further in recent 12.2S* releases..

So four equal paths is not an issue in any release..

	oli



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