From: Chris Larson (clarson52@comcast.net)
Date: Sat Sep 14 2002 - 23:22:48 GMT-3
I believe you just need to set the neighbor and make the interface the
neighbor is on passive.
----- Original Message -----
From: "Joseph Rinehart" <jjrinehart@hotmail.com>
To: <ccielab@groupstudy.com>
Sent: Friday, September 13, 2002 7:48 PM
Subject: Re: EIGRP Manual Neighbor Configuration/Unicast
> The net of this is that I am trying to see if there is a way to force
EIGRP
> to use unicast rather than multicast for the hello messages. Any ideas?
> ----- Original Message -----
> From: "Edward Monk" <edmonk@attbi.com>
> To: "'Joseph Rinehart'" <jjrinehart@hotmail.com>; <ccielab@groupstudy.com>
> Sent: Friday, September 13, 2002 3:56 PM
> Subject: RE: EIGRP Manual Neighbor Configuration/Unicast
>
>
> > Joseph,
> >
> > It supposedly should work but Cisco reports there is a bug and
> > recommends not using it. I tried to search on the bug but it gives me a
> > message about it not being able to be displayed. Not sure why. Maybe a
> > there is Cisco employee who could pull it for us to see what it is?
> >
> > Look under "EIGRP frequently asked questions" on the Cisco site and you
> > will see a document called. "What does the neighbor statement in the
> > EIGRP configuration section do?"
> >
> > http://www.cisco.com/warp/public/103/eigrpfaq.shtml#Q9
> >
> > Basically it says don't use it because it does very bad things. Hmmmm...
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> > Joseph Rinehart
> > Sent: Friday, September 13, 2002 4:08 PM
> > To: ccielab@groupstudy.com
> > Subject: EIGRP Manual Neighbor Configuration/Unicast
> >
> > Weird question, but I can't find any trace of this on CCO.
> >
> > EIGRP uses multicasts to send out hellos for neighbor discovery as does
> > other routing protocols. In certain environments where you cannot
> > broadcast
> > or multicast that can be a problem. I tried programming in neighbors
> > manually and the hellos seems to be sent out in non broadcast mode.
> >
> > The thing is that there is NO neighbor command documented for EIGRP,
> > though
> > I looked. I tried this on 11.2 as well as 12.0 code so I know it works.
> >
> > First, does anyone know the details about the function of the
> > undocumented
> > neighbor command in EIGRP? Does it indeed use unicast rather than
> > multicast
> > for hellos?
> >
> > Second, if this is not the case is there a way to force unicast in EIGRP
> > for
> > hellos?
> >
> > Looking forward to the responses.
> >
> > Joe
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