From: Brian McGahan (bmcgahan@internetworkexpert.com)
Date: Tue Jan 04 2005 - 16:23:48 GMT-3
Rick,
"debug ip icmp" on R2. You will see it send an ICMP redirect to
R1. You may also need to issue the "no ip route-cache" command on the
interface in order to get the debug output to come.
HTH,
Brian McGahan, CCIE #8593
bmcgahan@internetworkexpert.com
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> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
Of
> Rick
> Sent: Friday, December 31, 2004 6:58 PM
> To: Cisco certification
> Subject: Frame Relay local IP
>
> I am fairly sure that on a p-to-p link between 2 routers if I ping my
> local
> interface on one of the routers the packets traverse the frame circuit
to
> the
> other router and then returns and this happens at L2. The other router
> will
> return the frame because of its local mapping for the DLCI. I am
trying to
> test in the lab in order to prove it to Cisco TAC Engineer I am
working
> with.
>
> I have the following:
>
> R1---------R2
>
> both of them with a p-to-p subinterface using frame-relay
interface-dlci
> xxx..
>
>
> I can see the counters increment slightly on R2's interface when I
ping
> the
> local interface on R1 from R1. However none of the debug commands I
try
> shows
> any output on R2. The TAC guy says the increase in traffic is from LMI
or
> something else. Anyone know of a way to see this traffic on R2? I have
> increased the size of the pings and I see the load increase as a
result
> and
> the nimbers are really close to what I would expect to see. But, with
30
> second intervals it is hard to prove.
>
>
> Thanks
> Rick
>
>
This archive was generated by hypermail 2.1.4 : Wed Feb 02 2005 - 22:10:18 GMT-3