From: Moffat, Ed (EMoffat@fsci.com)
Date: Mon May 03 2004 - 12:08:44 GMT-3
What are the results of the following debugs?
debug ip ospf adj
debug ip ospf hello
I have found that these two debugs will typically point out the root cause
of your problem.
-Ed-
-----Original Message-----
From: Charles T. Alexander [mailto:charles.t.alexander@verizon.net]
Sent: Monday, May 03, 2004 7:29 AM
To: ccielab@groupstudy.com
Subject: OSPF Neighbor Problem
I am having problems getting an OSPF neighbor between r6 to cat 3550 and
r9 to cat 3550.
r6----
| |
| cat3500XL --- cat 3550
| |
r9----
c1#sho ip os neigh
Neighbor ID Pri State Dead Time Address
Interface
138.10.4.4 1 DOWN/DROTHER - 138.10.40.4 Vlan40
138.10.6.6 1 EXSTART/BDR 00:00:39 138.10.96.6 Vlan96
138.10.9.9 1 DOWN/DROTHER 00:00:33 138.10.96.9 Vlan96
Here are extracts of the configs
=========================================
r6
interface Loopback0
ip address 138.10.6.6 255.255.255.0
ip router isis
!
interface Loopback1
ip address 206.1.1.1 255.255.255.224
ip ospf network point-to-point
!
interface Loopback2
ip address 206.1.1.33 255.255.255.224
ip ospf network point-to-point
!
interface Ethernet0/0
ip address 138.10.96.6 255.255.255.224
!
interface Serial1/1
bandwidth 64
ip address 138.10.69.6 255.255.255.240
serial restart-delay 0
!
router ospf 1
router-id 138.10.6.6
log-adjacency-changes
network 138.10.69.0 0.0.0.15 area 69
network 138.10.96.0 0.0.0.31 area 0
network 206.1.1.0 0.0.0.31 area 60
network 206.1.1.32 0.0.0.31 area 60
======================================
r9
interface Loopback0
ip address 138.10.9.9 255.255.255.0
ip ospf network point-to-point
!
interface Loopback1
ip address 209.1.1.1 255.255.255.224
ip ospf network point-to-point
!
interface Loopback2
ip address 209.1.1.33 255.255.255.224
ip ospf network point-to-point
!
interface Ethernet0
ip address 138.10.96.9 255.255.255.224
!
interface Serial0
bandwidth 64
ip address 138.10.69.9 255.255.255.240
no fair-queue
clockrate 64000
!
router ospf 1
router-id 138.10.9.9
log-adjacency-changes
network 138.10.9.0 0.0.0.255 area 0
network 138.10.69.0 0.0.0.15 area 69
network 138.10.96.0 0.0.0.31 area 0
network 209.1.1.0 0.0.0.31 area 90
network 209.1.1.32 0.0.0.31 area 90
=========================================
cat 3550
interface Loopback0
ip address 138.10.10.10 255.255.255.0
!
interface Vlan40
description vlan B
ip address 138.10.40.10 255.255.255.0
!
interface Vlan96
description vlan A
ip address 138.10.96.10 255.255.255.224 !
router ospf 1
router-id 138.10.10.10
log-adjacency-changes
network 138.10.40.0 0.0.0.255 area 0
network 138.10.96.0 0.0.0.31 area 0
========================================
cat 3500XL
below are VLans
c2#show vlan
VLAN Name Status Ports
---- -------------------------------- ---------
-------------------------------
1 default active Fa0/1, Fa0/2, Fa0/5,
Fa0/8,
Fa0/10, Gi0/1, Gi0/2
14 VLAN0014 active
30 VLAN-C active Fa0/3
40 VLAN-B active Fa0/4
70 VLAN-D active Fa0/7
96 VLAN-A active Fa0/6, Fa0/9
125 VLAN-E active
192 VLAN-F active
1002 fddi-default active
1003 token-ring-default active
1004 fddinet-default active
1005 trnet-default active
!
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