From: Mingzhou Nie (mnie@xxxxxxxxx)
Date: Sun Aug 18 2002 - 23:28:04 GMT-3
And you probably entered "router eigrp" before "router ospf" on r11. If
you do reverse, you also got expected results.
This is definitely a bug in IOS.
--- Mingzhou Nie <mnie@yahoo.com> wrote:
> I tried myself. Initially, I got your results. But after doing either
> one of these, routers on r11 show as expected.
>
> - remove ospf process 10 on r11, and add back process 1
> - remove "redis igrp 10 subnets" on r10, and add it back
>
>
> r11#show ip route
> Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B -
> BGP
> D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
>
> N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
> E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
> i - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS
> inter area
> * - candidate default, U - per-user static route, o - ODR
> P - periodic downloaded static route
>
> Gateway of last resort is not set
>
> 172.16.0.0/24 is subnetted, 5 subnets
> O E2 172.16.4.0 [110/20] via 172.16.5.2, 00:01:47, Ethernet0/0
> C 172.16.5.0 is directly connected, Ethernet0/0
> D 172.16.1.0 [90/307200] via 172.16.5.2, 00:01:39, Ethernet0/0
> O E2 172.16.2.0 [110/20] via 172.16.5.2, 00:01:48, Ethernet0/0
> O E2 172.16.3.0 [110/20] via 172.16.5.2, 00:01:47, Ethernet0/0
> r11#
>
>
> --- "Volkov, Dmitry (Toronto - BCE)" <dmitry_volkov@ca.ml.com> wrote:
> > OK guys,
> >
> > .100, .111 and .222 - are loopbacks on R11 - It's irrelevant.
> > I just forgot to remove it from previous test :)
> > Yesterday when I got this problem I didn't have these loopbacks.
> >
> > Ok, I removed any feedback from the picture and left only one-way
> > redist on
> > R10:
> > Now R9---(igrp)---R10(redist IGRP-->OSPF,EIGRP)---R11 (OSPF, EIGRP)
> >
> > The result is the same !!! D EX routes on R11.
> > (I even reload routers :o)
> >
> > router eigrp 10
> > network 172.16.0.0
> > !
> > router ospf 10
> > redistribute igrp 10 subnets
> > network 172.16.1.0 0.0.0.255 area 0
> > network 172.16.5.0 0.0.0.255 area 0
> > !
> > router igrp 10
> > no redistribute eigrp 10
> > passive-interface Ethernet1/0
> > network 172.16.0.0
> >
> > 172.16.0.0/24 is subnetted, 8 subnets
> > C 172.16.222.0 is directly connected, Loopback2
> > D EX 172.16.4.0 [170/435200] via 172.16.5.2, 00:00:21, Ethernet0
> > C 172.16.5.0 is directly connected, Ethernet0
> > D 172.16.1.0 [90/307200] via 172.16.5.2, 00:00:21, Ethernet0
> > D EX 172.16.2.0 [170/435200] via 172.16.5.2, 00:00:21, Ethernet0
> > D EX 172.16.3.0 [170/435200] via 172.16.5.2, 00:00:21, Ethernet0
> > C 172.16.111.0 is directly connected, Loopback1
> > C 172.16.100.0 is directly connected, Loopback0
> > r11#sh ip ei
> > r11#sh ip ospf nei
> >
> > Neighbor ID Pri State Dead Time Address
> > Interface
> > 172.16.5.2 1 FULL/DR 00:00:36 172.16.5.2
> > Ethernet0
> > r11#sh ip ospf data
> >
> > OSPF Router with ID (172.16.222.1) (Process ID 10)
> >
> >
> > Router Link States (Area 0)
> >
> > Link ID ADV Router Age Seq# Checksum
> Link
> > count
> > 172.16.5.2 172.16.5.2 53 0x80000002 0xC778 2
> > 172.16.222.1 172.16.222.1 52 0x80000002 0x1538 4
> >
> > Net Link States (Area 0)
> >
> > Link ID ADV Router Age Seq# Checksum
> > 172.16.5.2 172.16.5.2 53 0x80000001 0x133F
> >
> > Type-5 AS External Link States
> >
> > Link ID ADV Router Age Seq# Checksum Tag
> > 172.16.1.0 172.16.5.2 263 0x80000001 0x9589 0
> > 172.16.2.0 172.16.5.2 145 0x80000001 0xD18D 0
> > 172.16.3.0 172.16.5.2 145 0x80000001 0xC697 0
> > 172.16.4.0 172.16.5.2 145 0x80000001 0xBBA1 0
> > 172.16.5.0 172.16.5.2 263 0x80000001 0x69B1 0
> > r11#sh ip eig
> > r11#sh ip eigrp top
> > IP-EIGRP Topology Table for AS(10)/ID(172.16.222.1)
> >
> > Codes: P - Passive, A - Active, U - Update, Q - Query, R - Reply,
> > r - reply Status, s - sia Status
> >
> > P 172.16.222.0/24, 1 successors, FD is 128256
> > via Connected, Loopback2
> > P 172.16.4.0/24, 1 successors, FD is 435200
> > via 172.16.5.2 (435200/409600), Ethernet0
> > P 172.16.5.0/24, 1 successors, FD is 281600
> > via Connected, Ethernet0
> > P 172.16.1.0/24, 1 successors, FD is 307200
> > via 172.16.5.2 (307200/281600), Ethernet0
> > P 172.16.2.0/24, 1 successors, FD is 435200
> > via 172.16.5.2 (435200/409600), Ethernet0
> > P 172.16.3.0/24, 1 successors, FD is 435200
> > via 172.16.5.2 (435200/409600), Ethernet0
> > P 172.16.111.0/24, 1 successors, FD is 128256
> > via Connected, Loopback1
> > P 172.16.100.0/24, 1 successors, FD is 128256
> > via Connected, Loopback0
> > r11#
> > ==========
> >
> > Dmitry
> >
> > -----Original Message-----
> > From: Mingzhou Nie [mailto:mnie@yahoo.com]
> > Sent: Sunday, August 18, 2002 5:11 PM
> > To: Volkov, Dmitry (Toronto - BCE); 'yakout yakout'; Colin Barber
> > Cc: ccielab@groupstudy.com
> > Subject: RE: Are EIGRP external routes preferable than OSPF ext ??
> >
> >
> > just curious. Which router is 172.16.222.1. and where do
> > > 172.16.100.0 172.16.5.2 119 0x80000001 0xCB2D 0
> > > 172.16.111.0 172.16.5.2 119 0x80000001 0x529B 0
> > > 172.16.222.0 172.16.5.2 120 0x80000001 0x88F5 0
> > come from?
> >
> > You must have another router hanging in OSPF.
> >
> > --- "Volkov, Dmitry (Toronto - BCE)" <dmitry_volkov@ca.ml.com>
> wrote:
> > > Hi all,
> > >
> > > Tried to put the same config again.
> > > At the beginning I got the same as Yakout, but after clear ip ro
> *
> > on
> > > R11
> > > I got D EX routes.
> > >
> > > Colin is right.
> > > If we change eigrp internal distance on R11 higher than 110
> > > everything seems
> > > to be OK on R11
> > > Yakout, there is nothing wrong with OSPF adjacencies betw R10 &
> > R11.
> > > I have 12.1(16) on R9 and R11 and 12.0(23) on R10
> > >
> > > And again If I remove OSPF from E0/0 on R10 (172.16.1.2 faced to
> > R9)
> > > -
> > > Everything is OK on R11 (only O E2) Why ??
> > >
> > > r11#sh ip ospf nei
> > >
> > > Neighbor ID Pri State Dead Time Address
> > > Interface
> > > 172.16.5.2 1 FULL/BDR 00:00:31 172.16.5.2
> > > Ethernet0
> > > r11#sh ip ospf data
> > >
> > > OSPF Router with ID (172.16.222.1) (Process ID 10)
> > >
> > >
> > > Router Link States (Area 0)
> > >
> > > Link ID ADV Router Age Seq# Checksum
> > Link
> > > count
> > > 172.16.5.2 172.16.5.2 138 0x80000002 0xBD83 2
> > > 172.16.222.1 172.16.222.1 137 0x80000004 0xE269 4
> > >
> > > Net Link States (Area 0)
> > >
> > > Link ID ADV Router Age Seq# Checksum
> > > 172.16.5.1 172.16.222.1 137 0x80000001 0xCAAF
> > >
> > > Type-5 AS External Link States
> > >
> > > Link ID ADV Router Age Seq# Checksum
> Tag
> > > 172.16.1.0 172.16.5.2 146 0x80000001 0x9589 0
> > > 172.16.2.0 172.16.5.2 143 0x80000001 0xD18D 0
> > > 172.16.3.0 172.16.5.2 143 0x80000001 0xC697 0
> > > 172.16.4.0 172.16.5.2 143 0x80000001 0xBBA1 0
> > > 172.16.5.0 172.16.5.2 146 0x80000001 0x69B1 0
>
=== message truncated ===
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