From: sanjay (ccienxtyear@xxxxxxxxxxx)
Date: Mon May 21 2001 - 15:27:17 GMT-3
Thanks for the feedback guys.
----- Original Message -----
From: "Roman Rodichev" <rodic000@hotmail.com>
To: <Aaryn.Pickell@getronics.com>; <ccienxtyear@hotmail.com>;
<ccielab@groupstudy.com>
Sent: Sunday, May 20, 2001 6:25 PM
Subject: RE: OSPF Authentication
>
> Sanjay, I appologize, Aaryn is right about the first one. I just checked
it by using different MD5 keys on several segements in the same area and
routing was working.
>
>
> >From: "Pickell, Aaryn" <Aaryn.Pickell@getronics.com>
> >Reply-To: "Pickell, Aaryn" <Aaryn.Pickell@getronics.com>
> >To: "'sanjay'" <ccienxtyear@hotmail.com>, ccielab@groupstudy.com
> >Subject: RE: OSPF Authentication
> >Date: Sun, 20 May 2001 21:13:37 -0400
> >
> > > Guys,
> > >
> > > When you configure MD5 authentication for a certain OSPF area
> > > (lets say area
> > > 1), all routers in area 1 needs to have the MD5
> > > authentication setup using the
> > > same key....is this correct ??
> >
> >All routers in the area must have authentication enabled. I don't
believe
> >that it needs to be the same key, though. Everyone on the same segment
must
> >have the same key, though. But, I would assume that the reason that the
> >keys are associated with the interface is so that you may have different
> >keys on different segments. I haven't checked this to be certain,
though.
> >
> > > Secondly, the routers in Area 1 will continue to communicate
> > > with routers from
> > > other areas (say area 2), even though Area 2 routers don't have any
> > > authentication setup.. is this correct ??
> >
> >Well, border routers in area 1 who have authentication enabled will
> >communicate with other routers in area 0, assuming that area 0 has no
> >authentication enabled. Obviously, the area 1 only routers will only be
> >talking to other area 1 routers.
> >
> >Aaryn Pickell - CCNP ATM, CCDP, MCSE
> >Senior Engineer - Routing Protocols
> >Getronics Inc.
> >Direct: 713-394-1609
> >Email:aaryn.pickell@getronics.com
> >
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