From: Rivron Francois (Francois.Rivron@xxxxxxxxx)
Date: Thu Feb 07 2002 - 12:18:59 GMT-3
Hello,
it's seem you have a igrp timer problem,
is r6 received updates every 90s from r5 ?
Let's us show some debug from r6 and r5 with "service timestamps debug
datetime" and after a clear ip rou.
> -----Message d'origine-----
> De: Alex Rhyubisef [SMTP:foselkr@yahoo.co.kr]
> Date: jeudi 7 fivrier 2002 12:43
> @: ccielab@groupstudy.com
> Cc: s
> Objet: hello......igrp-ospf(mutual-redistribution) problem
>
> Hi all,
>
> I have a problem on igrp & ospf mutual redistribution.
> my R5-router(IGRP Only)'s loopback0 is redistributed
> to R6(OSPF & IGRP).
> R5 is connected to R6 via Fastethernet(igrp running).
>
> At first, R6 has the Loopback network(175.3.5.0)
> but after a short time, the network is possibly down
> and disappeared.
> so i try debug ip igrp both routers.
>
> the R5 keeps on sending 175.3.5.0 to r6 , but r6 fails
> to take the route.
> why doesn't R6 receive the R5's loopback0?
>
> when i clear ip route on R6,
> the message "IGRP: received update from 175.3.56.5 on
> FastEthernet0/1.10" is appeared.
> but after a short time, the network is possibly down
> and disappeared.
>
> Any suggestions on what I am doing wrong?
>
> ==========================================================================
> ==
> R5#sh run
> interface Loopback0
> ip address 175.3.5.5 255.255.255.0
>
> interface FastEthernet0/0
> ip address 175.3.56.5 255.255.255.0
>
> router igrp 500
> network 175.3.0.0
>
> Rack01R5#sh ip route
> Gateway of last resort is not set
> C 175.3.5.0 is directly connected, Loopback0
> I 175.3.6.0 [100/610] via 175.3.56.6, 00:01:06,
> FastEthernet0/0
> I 175.3.3.0 [100/2010] via 175.3.56.6, 00:01:06,
> FastEthernet0/0
> C 175.3.56.0 is directly connected,
> FastEthernet0/0
> I 175.3.66.0 [100/1175] via 175.3.56.6,
> 00:01:07, FastEthernet0/0
>
> ==========================================================================
> ==
> R6#sh run
>
> interface Serial0/0
> ip address 175.3.66.6 255.255.255.0
>
> interface FastEthernet0/0
> ip address 175.3.6.5 255.255.255.0
>
> interface FastEthernet0/1
> no ip address
> !
> interface FastEthernet0/1.10
> encapsulation isl 10
> ip address 175.3.56.6 255.255.255.0
> !
> interface FastEthernet0/1.20
> encapsulation isl 20
>
> router ospf 300
> redistribute igrp 500 subnets
> network 175.3.6.0 0.0.0.255 area 1
> network 175.3.66.0 0.0.0.255 area 2
>
> router igrp 500
> redistribute ospf 300 metric 10000 1000 255 1 1500
> passive-interface FastEthernet0/0
> passive-interface serial0/0
> network 175.3.0.0
>
>
> R6#sh ip route
>
> Gateway of last resort is not set
> O 175.3.3.0/24 [110/65] via 175.3.34.4,
> 00:08:04, Serial0/0
> I 175.3.5.0/24 [100/610] via 175.3.56.5,
> 00:00:00, FastEthernet0/1.10
> C 175.3.6.0/24 is directly connected,
> FastEthernet0/0
> C 175.3.56.0/24 is directly connected,
> FastEthernet0/1.10
> C 175.3.66.0/24 is directly connected, Serial0/0
>
> R6#sh ip route
> Gateway of last resort is not set
> O 175.3.3.0/24 [110/65] via 175.3.34.4,
> 00:08:04, Serial0/0
> I 175.3.5.0/24 is possibly down,
> routing via 175.3.56.5, FastEthernet0/1.1
> C 175.3.6.0/24 is directly connected,
> FastEthernet0/0
> C 175.3.56.0/24 is directly connected,
> FastEthernet0/1.10
> C 175.3.66.0/24 is directly connected, Serial0/0
>
> ==========================================================================
> ==
> Rack01R6#debug ip igr transactions
> Rack01R6#debug ip routing
> 01:20:28: RT: flushed route to 175.3.5.0 via
> 175.3.56.5 (FastEthernet0/1.10)
> 01:20:28: RT: no routes to 175.3.5.0, entering
> holddown
> 01:20:28: IGRP: edition is now 2
> 01:20:28: IGRP: sending update to 255.255.255.255 via
> FastEthernet0/1.10 (175.3.56.6)
> 01:20:28: subnet 175.3.5.0, metric=4294967295
> 01:20:28: subnet 175.3.6.0, metric=501
> 01:20:28: subnet 175.3.3.0, metric=2000
> 01:20:28: subnet 175.3.66.0, metric=1125
> 01:20:28: network 150.100.0.0, metric=2000
>
> ==========================================================================
> ==
> Rack01R5#debug ip igr transactions
> 02:25:40: IGRP: received update from 175.3.56.6 on
> FastEthernet0/0
> 02:25:40: subnet 175.3.6.0, metric 610 (neighbor
> 501)
> 02:25:40: subnet 175.3.3.0, metric 2010
> (neighbor 2000)
> 02:25:40: subnet 175.3.66.0, metric 1175
> (neighbor 1125)
> 02:26:29: IGRP: sending update to 255.255.255.255 via
> FastEthernet0/0 (175.3.56.5)
> 02:26:29: subnet 175.3.5.0, metric=501
> 02:26:29: IGRP: sending update to 255.255.255.255 via
> Loopback0 (175.3.5.5)
> 02:26:29: subnet 175.3.6.0, metric=610
> 02:26:29: subnet 175.3.3.0, metric=2010
> 02:26:29: subnet 175.3.66.0, metric=1175
>
> Rack01R5#debug ip igr transactions
> 02:27:25: IGRP: received update from 175.3.56.6 on
> FastEthernet0/0
> 02:27:25: subnet 175.3.5.0, metric 4294967295
> (inaccessible)
> 02:27:25: subnet 175.3.6.0, metric 610 (neighbor
> 501)
> 02:27:25: subnet 175.3.3.0, metric 2010
> (neighbor 2000)
> 02:27:25: subnet 175.3.66.0, metric 1175
> (neighbor 1125)
> 02:27:58: IGRP: sending update to 255.255.255.255 via
> FastEthernet0/0 (175.3.56.5)
> 02:27:58: subnet 175.3.5.0, metric=501
> 02:27:58: IGRP: sending update to 255.255.255.255 via
> Loopback0 (175.3.5.5)
> 02:27:58: subnet 175.3.6.0, metric=610
> 02:27:58: subnet 175.3.3.0, metric=2010
> 02:27:58: subnet 175.3.66.0, metric=1175
>
>
This archive was generated by hypermail 2.1.4 : Thu Jun 20 2002 - 13:46:14 GMT-3