North American Network Operators Group

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Re: IGPs and services?

  • From: Valdis.Kletnieks
  • Date: Fri May 19 10:59:53 2000

On Thu, 18 May 2000 20:39:46 EDT, Brandon Ross <[email protected]>  said:
> What platform adds static routes in response to PMTU discovery?  I've
> never seen that before.  What purpose does it serve to add statics?  Some
> kind of caching of MTU per destination?

Exactly.  AIX 4.3 uses a host route to cache the discovered PMTU.  I got
surprised in 4.3.3 when PMTU discovery became the default...

What systems DONT use a host route to cache the PMTU, and what do they use
instead to store the values?

				Valdis Kletnieks
				Operating Systems Analyst
				Virginia Tech