There is no ip addressing listed for R1 unless I missed it. You have
subnetted
the 192 network on each side of the 10.0.0.0 network. IGRP and RIP will do
auto summary, which will confuse the BB router when talking to the 192
network..

The BB router probably wont know which way to send the packets to either
side
of the 192 network, since it sees a summary address of 192 on both sides of
the router.

Change the 10.0 net to a 192.168.x.x and see what happens.


Larry Letterman
Cisco Systems
[EMAIL PROTECTED] 


-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]
Sent: Friday, April 05, 2002 2:49 PM
To: [EMAIL PROTECTED]
Subject: FW: cisco lab [7:40625]


im Sorry for not putting my ip address scheme i hope it makes more sense!
sorry larry

Im currently going over the routing class so i can practice for my ccie . I
know its a good review and will help me have a more solid understanding of
routing... i tried to make this simple scenario and for some reason its not
working maybe  im missing something.
my setup is the following
                                                    (s1)
                       (s0)backbone router---s1-----r1
                           |                         |(e0)
                           |                         |
                      (SO) |                         |
                           r4 (s1)                   r2(e0)
                           |                         |
                           | (s0)                    |
                           r3


now i enable igrp 200 for all the router
the serial links for r4 s0 10.1.1.1 /24
r4 s1 192.168.1.17 /28

backbone so is 10.1.1.100 /24 and s1 10.12.12.100 /24
and the serials for r3 192.168.1.18 /28
 r2 e0 192.168.1.34/28
and 192.168.0.0  network. whe i do a ip route
in backbone router for 192.168.X.x i get network not in table ? why?n if i
am advertising it should't the other routers show it whithin their routing
tables i have the running config
if that helps

I can ping from r3 to r4 however after but unable to get the backbone router
same applies to the r2
i have on backbone router & r4 7r1
igrp 200
network 10.0.0.0
network 192.168.0.0


how come if all the routers are running the same routing protocol i cant see
the 10.0.0.0
routers advertised




Message Posted at:
http://www.groupstudy.com/form/read.php?f=7&i=40651&t=40625
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