From: ccie candidate (ccie1@xxxxxxxxx)
Date: Wed Jul 24 2002 - 07:12:31 GMT-3
N1 is LSA6 when on the redistribution point you redistribute external routes a
s E1 inside your NSSA
N2 is LSA7 when you redistribute external type E2.
--On Wed, 24 Jul 2002 02:47:40 Ouellette, Tim wrote: >Looks like a NSSA N1 and N2 are basically the same as an E1 and E2. Check >out the link attached. Below is an excerpt. BTW, the whole page is good >reading > >Type-1 external paths are compared by looking at the sum of the distance to >the forwarding address/ASBR and the advertised Type-1 paths (X+Y). Type-2 >external paths are compared by looking at the advertised Type-2 metrics, and >then if necessary, the distance to the forwarding address/ASBR. > >RFC 1587 is your answer to all NSSA questions. Read it, know it, love it! >*grin* > > >http://www.cis.ohio-state.edu/cgi-bin/rfc/rfc1587.html#sec-3.5 > > >Tim > > > >-----Original Message----- >From: Mayande P.Gowon [mailto:bustahnet@usa.net] >Sent: Wednesday, July 24, 2002 1:39 AM >To: ccielab@groupstudy.com >Subject: OSPF NSSA N1 and N2 > > >Friends, > >What is the difference between OSPF NSSA N1 (external type 1) and N2 >(external >type 2)? Is the relationship simmilar to E1 and E2? ie: E1 increases the >metric of external route as it propogates through OSPF domain vs E2 which >maintains it's metric value > >Thanks! >"only 16 days left"
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