North American Network Operators Group

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Re: OSPF -vs- ISIS

  • From: Fergie (Paul Ferguson)
  • Date: Tue Jun 21 11:08:05 2005

Isn't that because Dave re-wrote all of the IS-IS code? ;-)

- ferg

-- vijay gill <[email protected]> wrote:

Daniel, in short, we've found ISIS to be slightly easier to maintain and 
run, with slightly more peace of mind in terms of securitiy than OSPF. 
Performance and stability wise, no major difference that was noticable.

For more information, see the talk by Dave Katz at

Also, AOL's experience in switching from OSPF to ISIS is covered at
the PDF on that page is actually an older version. The full version I 
used at NANOG is available at


"Fergie", a.k.a. Paul Ferguson
 Engineering Architecture for the Internet
 [email protected] or [email protected]
 ferg's tech blog: