From: Lab Candidate (labccie@xxxxxxxxx)
Date: Wed Jun 05 2002 - 04:44:34 GMT-3
two routers r3 and r5 won't form ospf neighbors over ethernet intf's.
it's stuck in exstart state. could anyone please help with any advice?
r3-e0/0----------f0/0-r5
r3:
interface Ethernet0/0
ip address 170.10.54.1 255.255.255.0
full-duplex
!
router ospf 9
router-id 3.3.3.3
log-adjacency-changes
area 2 virtual-link 5.5.5.5
network 170.10.50.0 0.0.0.255 area 2
network 170.10.54.0 0.0.0.255 area 2
network 170.10.80.0 0.0.0.255 area 0
neighbor 170.10.80.4
neighbor 170.10.80.2
!
r3#sh ip os n
Neighbor ID Pri State Dead Time Address Interface
170.10.30.1 0 FULL/DROTHER 00:01:38 170.10.80.4 Serial0/1
198.133.219.25 0 FULL/DROTHER 00:01:45 170.10.80.2 Serial0/1
5.5.5.5 1 EXSTART/DR 00:00:37 170.10.54.2 Ethernet0/0
r3#
r5:
interface FastEthernet0/0
ip address 170.10.54.2 255.255.255.0
duplex auto
speed auto
router ospf 9
router-id 5.5.5.5
log-adjacency-changes
area 2 virtual-link 3.3.3.3
network 170.10.40.0 0.0.0.255 area 3
network 170.10.54.0 0.0.0.255 area 2
!
r5#sh ip os n
Neighbor ID Pri State Dead Time Address Interface
3.3.3.3 1 EXSTART/BDR 00:00:35 170.10.54.1 FastEthernet0
/0
r5#
==============debug=================
r3#
00:22:38: OSPF: Send DBD to 5.5.5.5 on Ethernet0/0 seq 0xDE7 opt 0x42 flag 0x7
l
en 32
00:22:38: OSPF: Retransmitting DBD to 5.5.5.5 on Ethernet0/0 [4]
00:22:38: OSPF: rcv. v:2 t:1 l:48 rid:5.5.5.5
aid:0.0.0.2 chk:2C70 aut:0 auk: from Ethernet0/0
00:22:38: OSPF: Rcv hello from 5.5.5.5 area 2 from Ethernet0/0 170.10.54.2
00:22:38: OSPF: End of hello processing
r3#
00:22:39: OSPF: Input packet while OSPF disabled on Serial0/0
r3#
00:22:43: OSPF: Send DBD to 5.5.5.5 on Ethernet0/0 seq 0xDE7 opt 0x42 flag 0x7
l
en 32
00:22:43: OSPF: Retransmitting DBD to 5.5.5.5 on Ethernet0/0 [5]
r3#
00:22:44: OSPF: Input packet while OSPF disabled on Serial0/0
r3#
00:22:48: OSPF: Send DBD to 5.5.5.5 on Ethernet0/0 seq 0xDE7 opt 0x42 flag 0x7
l
en 32
00:22:48: OSPF: Retransmitting DBD to 5.5.5.5 on Ethernet0/0 [6]
00:22:48: OSPF: rcv. v:2 t:1 l:48 rid:5.5.5.5
aid:0.0.0.2 chk:2C70 aut:0 auk: from Ethernet0/0
00:22:48: OSPF: Rcv hello from 5.5.5.5 area 2 from Ethernet0/0 170.10.54.2
00:22:48: OSPF: End of hello processing
r3#
00:22:49: OSPF: Input packet while OSPF disabled on Serial0/0
r3#
00:22:53: OSPF: Send DBD to 5.5.5.5 on Ethernet0/0 seq 0xDE7 opt 0x42 flag 0x7
l
en 32
00:22:53: OSPF: Retransmitting DBD to 5.5.5.5 on Ethernet0/0 [7]
r3#
00:22:54: OSPF: Input packet while OSPF disabled on Serial0/0
r3#
00:22:58: OSPF: rcv. v:2 t:1 l:48 rid:5.5.5.5
aid:0.0.0.2 chk:2C70 aut:0 auk: from Ethernet0/0
00:22:58: OSPF: Rcv hello from 5.5.5.5 area 2 from Ethernet0/0 170.10.54.2
00:22:58: OSPF: End of hello processing
00:22:58: OSPF: Send DBD to 5.5.5.5 on Ethernet0/0 seq 0xDE7 opt 0x42 flag 0x7
l
en 32
00:22:58: OSPF: Retransmitting DBD to 5.5.5.5 on Ethernet0/0 [8]
00:22:58: OSPF: rcv. v:2 t:1 l:48 rid:170.10.30.1
aid:0.0.0.0 chk:3328 aut:0 auk: from Serial0/1
00:22:58: OSPF: Rcv hello from 170.10.30.1 area 0 from Serial0/1 170.10.80.4
00:22:58: OSPF: End of hello processing
r3#
00:22:59: OSPF: Input packet while OSPF disabled on Serial0/0
r3#
00:23:03: OSPF: Send DBD to 5.5.5.5 on Ethernet0/0 seq 0xDE7 opt 0x42 flag 0x7
l
en 32
00:23:03: OSPF: Retransmitting DBD to 5.5.5.5 on Ethernet0/0 [9]
r3#
00:23:04: OSPF: Input packet while OSPF disabled on Serial0/0
r3#
00:23:05: OSPF: rcv. v:2 t:1 l:48 rid:198.133.219.25
aid:0.0.0.0 chk:5994 aut:0 auk: from Serial0/1
00:23:05: OSPF: Rcv hello from 198.133.219.25 area 0 from Serial0/1 170.10.80.2
00:23:05: OSPF: End of hello processing
r3#
00:23:08: OSPF: rcv. v:2 t:1 l:48 rid:5.5.5.5
aid:0.0.0.2 chk:2C70 aut:0 auk: from Ethernet0/0
00:23:08: OSPF: Rcv hello from 5.5.5.5 area 2 from Ethernet0/0 170.10.54.2
00:23:08: OSPF: End of hello processing
00:23:08: OSPF: Send DBD to 5.5.5.5 on Ethernet0/0 seq 0xDE7 opt 0x42 flag 0x7
l
en 32
00:23:08: OSPF: Retransmitting DBD to 5.5.5.5 on Ethernet0/0 [10]
r3#
00:23:09: OSPF: Input packet while OSPF disabled on Serial0/0
r3#
00:23:13: OSPF: Send DBD to 5.5.5.5 on Ethernet0/0 seq 0xDE7 opt 0x42 flag 0x7
l
en 32
00:23:13: OSPF: Retransmitting DBD to 5.5.5.5 on Ethernet0/0 [11]
r3#
00:23:14: OSPF: Input packet while OSPF disabled on Serial0/0
r3#
00:23:18: OSPF: rcv. v:2 t:1 l:48 rid:5.5.5.5
aid:0.0.0.2 chk:2C70 aut:0 auk: from Ethernet0/0
00:23:18: OSPF: Rcv hello from 5.5.5.5 area 2 from Ethernet0/0 170.10.54.2
00:23:18: OSPF: End of hello processing
00:23:18: OSPF: Send DBD to 5.5.5.5 on Ethernet0/0 seq 0xDE7 opt 0x42 flag 0x7
l
en 32
00:23:18: OSPF: Retransmitting DBD to 5.5.5.5 on Ethernet0/0 [12]
r5#
r5#
*Mar 1 00:24:23.495: OSPF: rcv. v:2 t:1 l:48 rid:3.3.3.3
aid:0.0.0.2 chk:C7D aut:0 auk: from FastEthernet0/0
*Mar 1 00:24:23.495: OSPF: Rcv hello from 3.3.3.3 area 2 from FastEthernet0/0
1
70.10.54.1
*Mar 1 00:24:23.499: OSPF:
OSPF: Nbr 3.3.3.3 170.10.54.1 FastEthernet0/0 is currently ignored
r5#
*Mar 1 00:24:33.495: OSPF: rcv. v:2 t:1 l:48 rid:3.3.3.3
aid:0.0.0.2 chk:C7D aut:0 auk: from FastEthernet0/0
*Mar 1 00:24:33.495: OSPF: Rcv hello from 3.3.3.3 area 2 from FastEthernet0/0
1
70.10.54.1
*Mar 1 00:24:33.495: OSPF:
OSPF: Nbr 3.3.3.3 170.10.54.1 FastEthernet0/0 is currently ignored
r5# deb ip os p
OSPF packet debugging is on
r5#
*Mar 1 00:24:43.495: OSPF: rcv. v:2 t:1 l:48 rid:3.3.3.3
aid:0.0.0.2 chk:C7D aut:0 auk: from FastEthernet0/0
*Mar 1 00:24:43.495: OSPF: Rcv hello from 3.3.3.3 area 2 from FastEthernet0/0
1
70.10.54.1
*Mar 1 00:24:43.495: OSPF:
OSPF: Nbr 3.3.3.3 170.10.54.1 FastEthernet0/0 is currently ignored
r5# deb ip os e
OSPF events debugging is on
r5# deb ip os a
OSPF adjacency events debugging is on
r5#
*Mar 1 00:24:47.079: OSPF: 3.3.3.3 address 170.10.54.1 on FastEthernet0/0 is d
e
ad
*Mar 1 00:24:47.079: OSPF: 3.3.3.3 address 170.10.54.1 on FastEthernet0/0 is d
e
ad, state DOWN
*Mar 1 00:24:47.079: %OSPF-5-ADJCHG: Process 9, Nbr 3.3.3.3 on FastEthernet0/0
from DOWN to DOWN, Neighbor Down: Dead timer expired
r5# deb ip os
*Mar 1 00:24:47.079: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar 1 00:24:47.079: OSPF: DR/BDR election on FastEthernet0/0
*Mar 1 00:24:47.079: OSPF: Elect BDR 0.0.0.0
*Mar 1 00:24:47.079: OSPF: Elect DR 5.5.5.5
*Mar 1 00:24:47.079: DR: 5.5.5.5 (Id) BDR: none
*Mar 1 00:24:47.583: OSPF: No full nbrs to build Net Lsa for interface FastEth
e
rnet0/0
r5# deb ip os h
OSPF hello events debugging is on
r5#
*Mar 1 00:24:53.499: OSPF: rcv. v:2 t:1 l:48 rid:3.3.3.3
aid:0.0.0.2 chk:C7D aut:0 auk: from FastEthernet0/0
*Mar 1 00:24:53.499: OSPF: Rcv hello from 3.3.3.3 area 2 from FastEthernet0/0
1
70.10.54.1
*Mar 1 00:24:53.499: OSPF: 2 Way Communication to 3.3.3.3 on FastEthernet0/0,
s
tate 2WAY
*Mar 1 00:24:53.499: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar 1 00:24:53.499: OSPF: DR/BDR election on FastEthernet0/0
*Mar 1 00:24:53.499: OSPF: Elect BDR 0.0.0.0
*Mar 1 00:24:53.499: OSPF: Elect DR 5.5.5.5
*Mar 1 00:24:53.503: DR: 5.5.5.5 (Id) BDR: none
r5#
*Mar 1 00:24:53.503: OSPF: Send DBD to 3.3.3.3 on FastEthernet0/0 seq 0x1B6B o
p
t 0x42 flag 0x7 len 32
*Mar 1 00:24:53.503: OSPF: End of hello processing
r5#
*Mar 1 00:24:58.503: OSPF: Send DBD to 3.3.3.3 on FastEthernet0/0 seq 0x1B6B o
p
t 0x42 flag 0x7 len 32
*Mar 1 00:24:58.503: OSPF: Retransmitting DBD to 3.3.3.3 on FastEthernet0/0 [1
]
r5#
*Mar 1 00:25:02.079: OSPF: rcv. v:2 t:2 l:32 rid:3.3.3.3
aid:0.0.0.2 chk:9981 aut:0 auk: from FastEthernet0/0
*Mar 1 00:25:02.079: OSPF: Rcv DBD from 3.3.3.3 on FastEthernet0/0 seq 0x1671
o
pt 0x42 flag 0x7 len 32 mtu 1500 state EXSTART
*Mar 1 00:25:02.079: OSPF: First DBD and we are not SLAVE
*Mar 1 00:25:03.495: OSPF: rcv. v:2 t:1 l:48 rid:3.3.3.3
aid:0.0.0.2 chk:2C70 aut:0 auk: from FastEthernet0/0
*Mar 1 00:25:03.499: OSPF: Rcv hello from 3.3.3.3 area 2 from FastEthernet0/0
1
70.10.54.1
*Mar 1 00:25:03.499: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar 1 00:25:03.499: OSPF: DR/BDR election on FastEthernet0/0
*Mar 1 00:25:03.499: OSPF: Elect BDR 3.3.3.3
*Mar 1 00:25:03.499: OSPF: Elect DR 5.5.5.5
*Mar 1 00:25:03.499: DR: 5.5.5.5 (Id) BDR: 3.3.3.3 (Id)
*Mar 1 00:25:03.499: OSPF: End of hello processing
*Mar 1 00:25:03.503: OSPF: Send DBD to 3.3.3.3 on FastEthernet0/0 seq 0x1B6B o
p
t 0x42 flag 0x7 len 32
r5#
*Mar 1 00:25:03.503: OSPF: Retransmitting DBD to 3.3.3.3 on FastEthernet0/0 [2
]
r5#
*Mar 1 00:25:07.079: OSPF: rcv. v:2 t:2 l:32 rid:3.3.3.3
aid:0.0.0.2 chk:9981 aut:0 auk: from FastEthernet0/0
*Mar 1 00:25:07.079: OSPF: Rcv DBD from 3.3.3.3 on FastEthernet0/0 seq 0x1671
o
pt 0x42 flag 0x7 len 32 mtu 1500 state EXSTART
*Mar 1 00:25:07.079: OSPF: First DBD and we are not SLAVE
r5#
*Mar 1 00:25:08.503: OSPF: Send DBD to 3.3.3.3 on FastEthernet0/0 seq 0x1B6B o
p
t 0x42 flag 0x7 len 32
*Mar 1 00:25:08.503: OSPF: Retransmitting DBD to 3.3.3.3 on FastEthernet0/0 [3
]
r5#
*Mar 1 00:25:12.079: OSPF: rcv. v:2 t:2 l:32 rid:3.3.3.3
aid:0.0.0.2 chk:9981 aut:0 auk: from FastEthernet0/0
*Mar 1 00:25:12.079: OSPF: Rcv DBD from 3.3.3.3 on FastEthernet0/0 seq 0x1671
o
pt 0x42 flag 0x7 len 32 mtu 1500 state EXSTART
*Mar 1 00:25:12.079: OSPF: First DBD and we are not SLAVE
r5#
*Mar 1 00:25:13.495: OSPF: rcv. v:2 t:1 l:48 rid:3.3.3.3
aid:0.0.0.2 chk:2C70 aut:0 auk: from FastEthernet0/0
*Mar 1 00:25:13.499: OSPF: Rcv hello from 3.3.3.3 area 2 from FastEthernet0/0
1
70.10.54.1
*Mar 1 00:25:13.499: OSPF: End of hello processing
*Mar 1 00:25:13.503: OSPF: Send DBD to 3.3.3.3 on FastEthernet0/0 seq 0x1B6B o
p
t 0x42 flag 0x7 len 32
*Mar 1 00:25:13.503: OSPF: Retransmitting DBD to 3.3.3.3 on FastEthernet0/0 [4
]
r5#
*Mar 1 00:25:17.079: OSPF: rcv. v:2 t:2 l:32 rid:3.3.3.3
aid:0.0.0.2 chk:9981 aut:0 auk: from FastEthernet0/0
*Mar 1 00:25:17.079: OSPF: Rcv DBD from 3.3.3.3 on FastEthernet0/0 seq 0x1671
o
pt 0x42 flag 0x7 len 32 mtu 1500 state EXSTART
*Mar 1 00:25:17.083: OSPF: First DBD and we are not SLAVE
r5#
*Mar 1 00:25:18.503: OSPF: Send DBD to 3.3.3.3 on FastEthernet0/0 seq 0x1B6B o
p
t 0x42 flag 0x7 len 32
*Mar 1 00:25:18.503: OSPF: Retransmitting DBD to 3.3.3.3 on FastEthernet0/0 [5
]
r5#
*Mar 1 00:25:22.079: OSPF: rcv. v:2 t:2 l:32 rid:3.3.3.3
aid:0.0.0.2 chk:9981 aut:0 auk: from FastEthernet0/0
*Mar 1 00:25:22.079: OSPF: Rcv DBD from 3.3.3.3 on FastEthernet0/0 seq 0x1671
o
pt 0x42 flag 0x7 len 32 mtu 1500 state EXSTART
*Mar 1 00:25:22.083: OSPF: First DBD and we are not SLAVE
r5#
*Mar 1 00:25:23.499: OSPF: rcv. v:2 t:1 l:48 rid:3.3.3.3
aid:0.0.0.2 chk:2C70 aut:0 auk: from FastEthernet0/0
*Mar 1 00:25:23.499: OSPF: Rcv hello from 3.3.3.3 area 2 from FastEthernet0/0
1
70.10.54.1
*Mar 1 00:25:23.499: OSPF: End of hello processing
*Mar 1 00:25:23.503: OSPF: Send DBD to 3.3.3.3 on FastEthernet0/0 seq 0x1B6B o
p
t 0x42 flag 0x7 len 32
*Mar 1 00:25:23.503: OSPF: Retransmitting DBD to 3.3.3.3 on FastEthernet0/0 [6
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