ospf邻居关系不能建立

pinsen · 发表于 2015-4-15 15:08:15

都能ping通，看路由表也都有，但邻居表VLAN10的邻居关系建立不起来是什么原因？求各位大侠指导

WOLF某某某 · 发表于 2015-4-15 15:08:16

建议debug ip ospf packet/debug ip ospf event/debug ip ospf adj看看,有可能是MTU的问题.
仅供参考

ccnadell · 发表于 2015-4-15 17:30:46

R2有张水印报错too many后面是？你把mac绑定去掉

ccnadell · 发表于 2015-4-16 15:37:26

WOLF某某某发表于 2015-4-16 12:29
建议debug ip ospf packet/debug ip ospf event/debug ip ospf adj看看,有可能是MTU的问题.
仅供参考

厉害。如果是MTU是否加ignore mtu可以解决

WOLF某某某 · 发表于 2015-4-16 20:40:48

ccnadell 发表于 2015-4-16 15:37
厉害。如果是MTU是否加ignore mtu可以解决

是的,可以通过这种方式解决,也可以把两边的MTU调整一致

pinsen · 发表于 2015-4-17 15:44:27

R2#debug ip ospf adj
OSPF adjacency events debugging is on
R2#
*Mar  1 02:23:02.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:02.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [1]
R2#
*Mar  1 02:23:07.839: OSPF: Neighbor change Event on interface Vlan20
*Mar  1 02:23:07.839: OSPF: DR/BDR election on Vlan20
*Mar  1 02:23:07.839: OSPF: Elect BDR 1.1.1.1
*Mar  1 02:23:07.843: OSPF: Elect DR 2.2.2.2
*Mar  1 02:23:07.843:       DR: 2.2.2.2 (Id) BDR: 1.1.1.1 (Id)
*Mar  1 02:23:07.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:07.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [2]
R2#
*Mar  1 02:23:12.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:12.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [3]
R2#
*Mar  1 02:23:17.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:17.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [4]
R2#
*Mar  1 02:23:22.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:22.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [5]
R2#
*Mar  1 02:23:27.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:27.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [6]
R2#
*Mar  1 02:23:32.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:32.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [7]
R2#
*Mar  1 02:23:37.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:37.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [8]
R2#
*Mar  1 02:23:42.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:42.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [9]
R2#
*Mar  1 02:23:47.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:47.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [10]
R2#
*Mar  1 02:23:52.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:52.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [11]
R2#
*Mar  1 02:23:55.063: OSPF: 2 Way Communication to 2.2.2.2 on Vlan10, state 2WAY
*Mar  1 02:23:55.067: OSPF: Neighbor change Event on interface Vlan10
*Mar  1 02:23:55.067: OSPF: DR/BDR election on Vlan10
*Mar  1 02:23:55.067: OSPF: Elect BDR 0.0.0.0
*Mar  1 02:23:55.067: OSPF: Elect DR 2.2.2.2
*Mar  1 02:23:55.067: OSPF: Elect BDR 1.1.1.1
*Mar  1 02:23:55.071: OSPF: Elect DR 2.2.2.2
*Mar  1 02:23:55.071:       DR: 2.2.2.2 (Id) BDR: 1.1.1.1 (Id)
*Mar  1 02:23:55.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:23:55.075: OSPF: Set Vlan10 flush timer
*Mar  1 02:23:55.075: OSPF: Remember old DR 1.1.1.1 (id)
R2#
*Mar  1 02:23:55.575: OSPF: Reset old DR on Vlan10
R2#
*Mar  1 02:23:57.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:23:57.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [12]
R2#
*Mar  1 02:24:00.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:00.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [1]
R2#
*Mar  1 02:24:02.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:02.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [13]
R2#
*Mar  1 02:24:05.063: OSPF: Neighbor change Event on interface Vlan10
*Mar  1 02:24:05.063: OSPF: DR/BDR election on Vlan10
*Mar  1 02:24:05.063: OSPF: Elect BDR 1.1.1.1
*Mar  1 02:24:05.067: OSPF: Elect DR 2.2.2.2
*Mar  1 02:24:05.067:       DR: 2.2.2.2 (Id) BDR: 1.1.1.1 (Id)
*Mar  1 02:24:05.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:05.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [2]
R2#
*Mar  1 02:24:07.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:07.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [14]
R2#
*Mar  1 02:24:10.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:10.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [3]
R2#
*Mar  1 02:24:12.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:12.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [15]
R2#
*Mar  1 02:24:15.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:15.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [4]
R2#
*Mar  1 02:24:17.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:17.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [16]
R2#
*Mar  1 02:24:20.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:20.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [5]
R2#
*Mar  1 02:24:22.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:22.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [17]
R2#
*Mar  1 02:24:25.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:25.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [6]
R2#
*Mar  1 02:24:27.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:27.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [18]
R2#
*Mar  1 02:24:30.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:30.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [7]
R2#
*Mar  1 02:24:32.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:32.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [19]
R2#
*Mar  1 02:24:35.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:35.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [8]
R2#
*Mar  1 02:24:37.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:37.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [20]
R2#
*Mar  1 02:24:40.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:40.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [9]
R2#
*Mar  1 02:24:42.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:42.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [21]
R2#
*Mar  1 02:24:45.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:45.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [10]
R2#
*Mar  1 02:24:47.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:47.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [22]
R2#
*Mar  1 02:24:50.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:50.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [11]
R2#
*Mar  1 02:24:52.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:52.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [23]
R2#
*Mar  1 02:24:55.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:24:55.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [12]
R2#
*Mar  1 02:24:57.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:24:57.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [24]
R2#
*Mar  1 02:25:00.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:00.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [13]
R2#
*Mar  1 02:25:02.855: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x14A opt 0x52 flag 0x7 len 32
*Mar  1 02:25:02.855: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [25]
R2#
*Mar  1 02:25:05.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:05.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [14]
R2#
*Mar  1 02:25:07.855: OSPF: Killing nbr 2.2.2.2 on Vlan20 due to excessive (25) retransmissions
*Mar  1 02:25:07.855: OSPF: 2.2.2.2 address 192.168.20.252 on Vlan20 is dead, state DOWN
*Mar  1 02:25:07.855: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Vlan20 from EXSTART to DOWN, Neighbor Down: Too many retransmissions
R2#
*Mar  1 02:25:07.859: OSPF: Neighbor change Event on interface Vlan20
*Mar  1 02:25:07.859: OSPF: DR/BDR election on Vlan20
*Mar  1 02:25:07.859: OSPF: Elect BDR 1.1.1.1
*Mar  1 02:25:07.859: OSPF: Elect DR 1.1.1.1
*Mar  1 02:25:07.859: OSPF: Elect BDR 0.0.0.0
*Mar  1 02:25:07.859: OSPF: Elect DR 1.1.1.1
*Mar  1 02:25:07.863:       DR: 1.1.1.1 (Id) BDR: none
*Mar  1 02:25:07.863: OSPF: Reset Vlan20 flush timer
*Mar  1 02:25:07.863: OSPF: Remember old DR 2.2.2.2 (id)
*Mar  1 02:25:08.363: OSPF: No full nbrs to build Net Lsa for interface Vlan20
*Mar  1 02:25:08.363: OSPF: Reset old DR on Vlan20
R2#
*Mar  1 02:25:10.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:10.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [15]
R2#
*Mar  1 02:25:15.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:15.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [16]
R2#
*Mar  1 02:25:20.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:20.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [17]
R2#
*Mar  1 02:25:25.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:25.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [18]
R2#
*Mar  1 02:25:30.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:30.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [19]
R2#
*Mar  1 02:25:35.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:35.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [20]
R2#
*Mar  1 02:25:40.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:40.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [21]
R2#
*Mar  1 02:25:45.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:45.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [22]
R2#
*Mar  1 02:25:50.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:50.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [23]
R2#
*Mar  1 02:25:55.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:25:55.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [24]
R2#
*Mar  1 02:26:00.071: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x18A1 opt 0x52 flag 0x7 len 32
*Mar  1 02:26:00.071: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [25]
R2#
*Mar  1 02:26:05.043: OSPF: Cannot see ourself in hello from 2.2.2.2 on Vlan10, state INIT
*Mar  1 02:26:05.043: OSPF: Neighbor change Event on interface Vlan10
*Mar  1 02:26:05.047: OSPF: DR/BDR election on Vlan10
*Mar  1 02:26:05.047: OSPF: Elect BDR 1.1.1.1
*Mar  1 02:26:05.047: OSPF: Elect DR 1.1.1.1
*Mar  1 02:26:05.047: OSPF: Elect BDR 0.0.0.0
*Mar  1 02:26:05.047: OSPF: Elect DR 1.1.1.1
*Mar  1 02:26:05.047:       DR: 1.1.1.1 (Id) BDR: none
*Mar  1 02:26:05.051: OSPF: Reset Vlan10 flush timer
*Mar  1 02:26:05.051: OSPF: Remember old DR 2.2.2.2 (id)
*Mar  1 02:26:05.551: OSPF: No full nbrs to build Net Lsa for interface Vlan10
R2#
*Mar  1 02:26:05.551: OSPF: Reset old DR on Vlan10
R2#
*Mar  1 02:26:07.863: OSPF: 2.2.2.2 address 192.168.20.252 on Vlan20 is dead
*Mar  1 02:26:07.863: OSPF: 2.2.2.2 address 192.168.20.252 on Vlan20 is dead, state DOWN
*Mar  1 02:26:07.863: %OSPF-5-ADJCHG: Process 1, Nbr 2.2.2.2 on Vlan20 from DOWN to DOWN, Neighbor Down: Ignore timer expired
R2#
*Mar  1 02:26:07.863: OSPF: Neighbor change Event on interface Vlan20
*Mar  1 02:26:07.863: OSPF: DR/BDR election on Vlan20
*Mar  1 02:26:07.863: OSPF: Elect BDR 0.0.0.0
*Mar  1 02:26:07.863: OSPF: Elect DR 1.1.1.1
*Mar  1 02:26:07.863:       DR: 1.1.1.1 (Id) BDR: none
R2#
*Mar  1 02:26:17.895: OSPF: 2 Way Communication to 2.2.2.2 on Vlan20, state 2WAY
*Mar  1 02:26:17.895: OSPF: Neighbor change Event on interface Vlan20
*Mar  1 02:26:17.895: OSPF: DR/BDR election on Vlan20
*Mar  1 02:26:17.899: OSPF: Elect BDR 0.0.0.0
*Mar  1 02:26:17.899: OSPF: Elect DR 2.2.2.2
*Mar  1 02:26:17.899: OSPF: Elect BDR 1.1.1.1
*Mar  1 02:26:17.899: OSPF: Elect DR 2.2.2.2
*Mar  1 02:26:17.899:       DR: 2.2.2.2 (Id) BDR: 1.1.1.1 (Id)
*Mar  1 02:26:17.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:26:17.903: OSPF: Set Vlan20 flush timer
*Mar  1 02:26:17.903: OSPF: Remember old DR 1.1.1.1 (id)
R2#
*Mar  1 02:26:18.403: OSPF: Reset old DR on Vlan20
R2#
*Mar  1 02:26:22.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:26:22.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [1]
R2#
*Mar  1 02:26:27.879: OSPF: Neighbor change Event on interface Vlan20
*Mar  1 02:26:27.879: OSPF: DR/BDR election on Vlan20
*Mar  1 02:26:27.879: OSPF: Elect BDR 1.1.1.1
*Mar  1 02:26:27.883: OSPF: Elect DR 2.2.2.2
*Mar  1 02:26:27.883:       DR: 2.2.2.2 (Id) BDR: 1.1.1.1 (Id)
*Mar  1 02:26:27.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:26:27.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [2]
R2#
*Mar  1 02:26:32.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:26:32.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [3]
R2#
*Mar  1 02:26:37.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:26:37.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [4]
R2#
*Mar  1 02:26:42.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:26:42.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [5]
R2#
*Mar  1 02:26:47.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:26:47.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [6]
R2#
*Mar  1 02:26:52.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:26:52.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [7]
R2#
*Mar  1 02:26:57.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:26:57.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [8]
R2#
*Mar  1 02:27:02.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:02.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [9]
R2#
*Mar  1 02:27:05.039: OSPF: 2 Way Communication to 2.2.2.2 on Vlan10, state 2WAY
*Mar  1 02:27:05.043: OSPF: Neighbor change Event on interface Vlan10
*Mar  1 02:27:05.043: OSPF: DR/BDR election on Vlan10
*Mar  1 02:27:05.043: OSPF: Elect BDR 0.0.0.0
*Mar  1 02:27:05.043: OSPF: Elect DR 2.2.2.2
*Mar  1 02:27:05.043: OSPF: Elect BDR 1.1.1.1
*Mar  1 02:27:05.043: OSPF: Elect DR 2.2.2.2
*Mar  1 02:27:05.047:       DR: 2.2.2.2 (Id) BDR: 1.1.1.1 (Id)
*Mar  1 02:27:05.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:27:05.051: OSPF: Set Vlan10 flush timer
*Mar  1 02:27:05.051: OSPF: Remember old DR 1.1.1.1 (id)
R2#
*Mar  1 02:27:05.551: OSPF: Reset old DR on Vlan10
R2#
*Mar  1 02:27:07.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:07.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [10]
R2#
*Mar  1 02:27:10.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:27:10.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [1]
R2#
*Mar  1 02:27:12.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:12.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [11]
R2#
*Mar  1 02:27:15.023: OSPF: Neighbor change Event on interface Vlan10
*Mar  1 02:27:15.027: OSPF: DR/BDR election on Vlan10
*Mar  1 02:27:15.027: OSPF: Elect BDR 1.1.1.1
*Mar  1 02:27:15.027: OSPF: Elect DR 2.2.2.2
*Mar  1 02:27:15.027:       DR: 2.2.2.2 (Id) BDR: 1.1.1.1 (Id)
*Mar  1 02:27:15.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:27:15.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [2]
R2#
*Mar  1 02:27:17.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:17.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [12]
R2#
*Mar  1 02:27:20.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:27:20.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [3]
R2#
*Mar  1 02:27:22.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:22.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [13]
R2#
*Mar  1 02:27:25.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:27:25.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [4]
R2#
*Mar  1 02:27:27.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:27.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [14]
R2#
*Mar  1 02:27:30.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:27:30.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [5]
R2#
*Mar  1 02:27:32.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:32.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [15]
R2#
*Mar  1 02:27:35.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:27:35.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [6]
R2#
*Mar  1 02:27:37.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:37.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [16]
R2#
*Mar  1 02:27:40.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:27:40.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [7]
R2#
*Mar  1 02:27:42.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:42.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [17]
R2#
*Mar  1 02:27:45.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:27:45.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [8]
R2#
*Mar  1 02:27:47.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:47.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [18]
R2#
*Mar  1 02:27:50.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:27:50.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [9]
R2#
*Mar  1 02:27:52.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:52.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [19]
R2#
*Mar  1 02:27:55.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:27:55.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [10]
R2#
*Mar  1 02:27:57.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:27:57.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [20]
R2#
*Mar  1 02:28:00.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:00.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [11]
R2#
*Mar  1 02:28:02.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:28:02.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [21]
R2#
*Mar  1 02:28:05.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:05.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [12]
R2#
*Mar  1 02:28:07.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:28:07.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [22]
R2#
*Mar  1 02:28:10.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:10.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [13]
R2#
*Mar  1 02:28:12.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:28:12.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [23]
R2#
*Mar  1 02:28:15.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:15.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [14]
R2#
*Mar  1 02:28:17.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:28:17.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [24]
R2#
*Mar  1 02:28:20.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:20.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [15]
R2#
*Mar  1 02:28:22.903: OSPF: Send DBD to 2.2.2.2 on Vlan20 seq 0x118F opt 0x52 flag 0x7 len 32
*Mar  1 02:28:22.903: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan20 [25]
R2#
*Mar  1 02:28:25.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:25.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [16]
R2#
*Mar  1 02:28:27.875: OSPF: Cannot see ourself in hello from 2.2.2.2 on Vlan20, state INIT
*Mar  1 02:28:27.875: OSPF: Neighbor change Event on interface Vlan20
*Mar  1 02:28:27.879: OSPF: DR/BDR election on Vlan20
*Mar  1 02:28:27.879: OSPF: Elect BDR 1.1.1.1
*Mar  1 02:28:27.879: OSPF: Elect DR 1.1.1.1
*Mar  1 02:28:27.879: OSPF: Elect BDR 0.0.0.0
*Mar  1 02:28:27.879: OSPF: Elect DR 1.1.1.1
*Mar  1 02:28:27.879:       DR: 1.1.1.1 (Id) BDR: none
*Mar  1 02:28:27.883: OSPF: Reset Vlan20 flush timer
*Mar  1 02:28:27.883: OSPF: Remember old DR 2.2.2.2 (id)
*Mar  1 02:28:28.383: OSPF: No full nbrs to build Net Lsa for interface Vlan20
R2#
*Mar  1 02:28:28.383: OSPF: Reset old DR on Vlan20
R2#
*Mar  1 02:28:30.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:30.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [17]
R2#
*Mar  1 02:28:35.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:35.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [18]
R2#
*Mar  1 02:28:40.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:40.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [19]
R2#
*Mar  1 02:28:45.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:45.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [20]
R2#
*Mar  1 02:28:50.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:50.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [21]
R2#
*Mar  1 02:28:55.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:28:55.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [22]
R2#
*Mar  1 02:29:00.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:29:00.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [23]
R2#un
*Mar  1 02:29:05.047: OSPF: Send DBD to 2.2.2.2 on Vlan10 seq 0x2D4 opt 0x52 flag 0x7 len 32
*Mar  1 02:29:05.047: OSPF: Retransmitting DBD to 2.2.2.2 on Vlan10 [24]

这是DEBUG信息，轮回25次后DOWN掉，另 MTU值都是默认1500，未修改

WOLF某某某 · 发表于 2015-4-20 12:04:57

pinsen 发表于 2015-4-17 15:44
R2#debug ip ospf adj
OSPF adjacency events debugging is on
R2#

debug ip ospf event试试.
这个debug信息看不出是否是MTU问题.
仅供参考

wuageliyongqi · 发表于 2015-4-28 19:02:15

影响ospf邻居建立的因素有四个：hello time和dead time，authentication，area，stub flags
自己查查看这四个因素

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[求助] ospf邻居关系不能建立

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