RE: unicasting routing updates via RIP and EIGRP

From: Jelle Borsje (borsjej@yahoo.dk)
Date: Mon Apr 18 2005 - 07:19:04 GMT-3


Hej,

I think you need the neighbor statement on both
routers, between which you want to run unicast
EIGRP... not just one of the sides. Once the neighbor
statement is configured, multicast packets seize on
that interface.

Greetz
Jelle

--- mani poopal <mani_ccie@yahoo.com> wrote:
> Hi Tim,
>
> Have you tried running eigrp between two routers
> with neighbor command(only on one side, assuming
> other side is backbone) and make it work. I just
> wanted to make eigrp unicast update between two
> routers.
>
> thanks
>
>
>
> Mani
>
>
>
> ccie2be <ccie2be@nyc.rr.com> wrote: Mani,
>
> You can't use passive int with eigrp and have an adj
> over that same int - it
> will prevent adj from forming over that interface
> because it prevents ALL
> eigrp traffic out that interface.
>
> However, when you use nei with eigrp it will STOP
> mcast hello's and updates
> and use unicast instead. Remember this works
> differently than RIP.
>
> Another difference betw eigrp and rip is that with
> eigrp, you really don't
> ever need to use the passive int command because you
> have the option of
> using the 0.0.0.0 mask with your network command.
> This allows you to be very
> precise in defining over which int's eigrp will run.
>
> If adj aren't forming with eigrp, make sure both
> neighbors are in the same
> AS, make sure the hello and hold-downs intervals are
> the same and make sure
> you haven't mis-typed the subnet.
>
> HTH, Tim
>
> -----Original Message-----
> From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com] On Behalf Of mani
> poopal
> Sent: Sunday, April 17, 2005 8:23 AM
> To: ccielab@groupstudy.com
> Subject: unicasting routing updates via RIP and
> EIGRP
>
> Hi GS team,
>
> EIGRP:
> How can we send a unicast routing updates via eigrp.
> I tried with neighbor
> command and is not working[as soon as neighbor
> command is given , there is
> no neighbor relationship and passive has no meaning
> in eigrp]
>
> RIP:
> To send unicast routing updates via rip we can use
> one of the following
> methods
> 1.neighbor/passive combination or
> 2.use NAT feature
>
> thanks
>
> MANI
>
>
>
>
> B.ENG,A+,CCNA,CCNP,CCNP-VOICE, CSS1,CNA,MCSE
> (416)431 9929
> MANI_CCIE@YAHOO.COM
>
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