From: Lupi, Guy (Guy.Lupi@eurekanetworks.net)
Date: Fri Mar 14 2003 - 12:01:16 GMT-3
Are both interfaces up? Usually as long as one of the interfaces is down,
the router will let you assign a duplicate IP address.
-----Original Message-----
From: love cisco [mailto:love_cisco@hotmail.com]
Sent: Thursday, March 13, 2003 6:47 PM
To: ccielab@groupstudy.com
Subject: Duplicate IP address in the same router
Has anybody see the duplicate ip address in the same router. The router
working OK and no error message in the router. The IOS version is 12.2. Any
idea?
test-R2#sh run
Building configuration...
Current configuration : 7559 bytes
!
version 12.2
service timestamps debug datetime localtime
service timestamps log datetime localtime
service password-encryption
!
hostname test-R2
!
logging buffered 4096 debugging
enable secret 5 $1$W/.T$FQwQv6JwN/3CRqyy9hrgr/
!
no ip domain-lookup
!
!
interface FastEthernet0/0
ip address 10.34.120.170 255.255.255.0
!
interface Serial0/0
bandwidth 1920
no ip address
encapsulation frame-relay IETF
frame-relay traffic-shaping
!
interface Serial0/0.385 point-to-point
bandwidth 1900
ip address 138.235.243.54 255.255.255.252
frame-relay interface-dlci 385
!
interface Serial0/0.386 point-to-point
bandwidth 1920
ip address 138.235.243.58 255.255.255.252
frame-relay interface-dlci 386
!
interface FastEthernet0/1
ip address 10.34.121.170 255.255.255.0
!
interface Serial0/1
bandwidth 1920
no ip address
encapsulation frame-relay
frame-relay traffic-shaping
!
interface Serial0/1.642 point-to-point
bandwidth 1024
ip address 138.235.243.26 255.255.255.252
frame-relay interface-dlci 642
!
interface Serial0/1.833 point-to-point
bandwidth 64
ip address 172.20.0.34 255.255.255.252
frame-relay interface-dlci 833
!
interface Serial0/2
bandwidth 1920
no ip address
encapsulation frame-relay
frame-relay traffic-shaping
!
interface Serial0/2.385 point-to-point
bandwidth 1900
ip address 138.235.243.54 255.255.255.252
frame-relay interface-dlci 385 IETF
!
interface Serial0/2.386 point-to-point
bandwidth 1920
ip address 138.235.243.58 255.255.255.252
frame-relay interface-dlci 386 IETF
!
router eigrp 80
network 10.0.0.0
network 138.235.0.0
no auto-summary
no eigrp log-neighbor-changes
!
ip classless
no ip http server
!
line con 0
line aux 0
line vty 0 4
login
end
test-R2#sh ver
Cisco Internetwork Operating System Software
IOS (tm) C2600 Software (C2600-DS-M), Version 12.2(5), RELEASE SOFTWARE
(fc1)
Copyright (c) 1986-2001 by cisco Systems, Inc.
Compiled Wed 12-Sep-01 02:25 by pwade
Image text-base: 0x80008088, data-base: 0x8117C66C
ROM: System Bootstrap, Version 12.1(3r)T2, RELEASE SOFTWARE (fc1)
test-R2 uptime is 24 weeks, 6 days, 3 hours, 28 minutes
System returned to ROM by power-on
System restarted at 07:24:35 st Sat Sep 21 2002
System image file is "flash:c2600-ds-mz.122-5.bin"
cisco 2621 (MPC860) processor (revision 0x200) with 60416K/5120K bytes of
memory
.
Processor board ID JAD05190SYV (276455499)
M860 processor: part number 0, mask 49
Bridging software.
X.25 software, Version 3.0.0.
2 FastEthernet/IEEE 802.3 interface(s)
1 Serial network interface(s)
2 Serial(sync/async) network interface(s)
32K bytes of non-volatile configuration memory.
16384K bytes of processor board System flash (Read/Write)
Configuration register is 0x2102
test-R2#
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