OSPF故障处理

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1、Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. OSPF故障处理Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page1前 言本课程介绍OSPF常见故障处理。通过处理OSPF的常见故障，可以加深对OSPF协议原理的理解。Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page2培训目标学完本课程后，您应该能：l掌握常用OSPF故障处理工具的使用

2、l掌握常见OSPF故障的处理方法Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page3目 录 OSPF邻居关系故障邻居关系故障 OSPF区域间路由故障Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page4检查邻居关系故障的思路使用“display ospf error”查看错误，定位错误使用“display current-configuration”命令查看相关配置修正配置错误Copyright 2012 Huawei

3、 Technologies Co., Ltd. All rights reserved. Page5故障描述缺少区域内路由Loopback01.1.1.1/32RTARTBLoopback02.2.2.2/32E0/0E0/010.1.1.1/3010.1.1.2/30 Area 1RTBdisplay ip routing-table Routing Table: public netDestination/Mask Protocol Pre Cost Nexthop Interface2.2.2.2/32 DIRECT 0 0 127.0.0.1 InLoopBack010.1.1.0/2

4、4 DIRECT 0 0 10.1.1.2 Ethernet0/010.1.1.2/32 DIRECT 0 0 127.0.0.1 InLoopBack0127.0.0.0/8 DIRECT 0 0 127.0.0.1 InLoopBack0127.0.0.1/32 DIRECT 0 0 127.0.0.1 InLoopBack0Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page6查看OSPF错误信息Router ID冲突RTBdisplay ospf error OSPF Process 1 with

5、Router ID 1.1.1.1 OSPF error statistics:General packet errors: 0 : IP: received my own packet 0 : Bad packet 0 : Bad version 0 : Bad checksum 0 : Bad area id 0 : Drop on unnumbered interface 0 : Bad virtual link 0 : Bad authentication type 0 : Bad authentication key 0 : Packet too small 0 : Packet s

6、ize ip length 0 : Transmit error 0 : Interface down 0 : Unknown neighborHELLO packet errors: 0 : Netmask mismatch 0 : Hello timer mismatch 0 : Dead timer mismatch 0 : Extern option mismatch 24 : Router id confusion 0 : Virtual neighbor unknown 0 : NBMA neighbor unknownDD packet errors: 0 : Neighbor

7、state low 0 : Router id confusion 0 : Extern option mismatch 0 : Unknown LSA type 0 : MTU option mismatchLS ACK packet errors: 0 : Neighbor state low 0 : Bad ack- More ( Press Q to break ) -Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page7查看OSPF相关配置RTBdisplay current-configurat

8、ion # sysname RTB# FTP server enable# l2tp domain suffix-separator # router id 1.1.1.1#radius scheme systemRTAdisplay current-configuration # sysname RTA# FTP server enable# l2tp domain suffix-separator # router id 1.1.1.1#radius scheme systemCopyright 2012 Huawei Technologies Co., Ltd. All rights r

9、eserved. Page8查看OSPF错误信息Area ID不匹配RTBdisplay ospf error OSPF Process 1 with Router ID 2.2.2.2 OSPF error statistics:General packet errors: 0 : IP: received my own packet 0 : Bad packet 0 : Bad version 0 : Bad checksum 10 : Bad area id 0 : Drop on unnumbered interface 0 : Bad virtual link 0 : Bad aut

10、hentication type 0 : Bad authentication key 0 : Packet too small 0 : Packet size ip length 0 : Transmit error 0 : Interface down 0 : Unknown neighborHELLO packet errors: 0 : Netmask mismatch 0 : Hello timer mismatch 0 : Dead timer mismatch 0 : Extern option mismatch 0 : Router id confusion 0 : Virtu

11、al neighbor unknown 0 : NBMA neighbor unknownDD packet errors: 0 : Neighbor state low 0 : Router id confusion 0 : Extern option mismatch 0 : Unknown LSA type 0 : MTU option mismatchLS ACK packet errors: 0 : Neighbor state low 0 : Bad ack- More ( Press Q to break ) -Copyright 2012 Huawei Technologies

12、 Co., Ltd. All rights reserved. Page9查看OSPF相关配置RTAdisplay current-configuration configuration ospf #ospf 1 area 0.0.0.1 network 1.1.1.1 0.0.0.0 network 10.1.1.0 0.0.0.3#returnRTBdisplay current-configuration configuration ospf #ospf 1 area 0.0.0.2 network 2.2.2.2 0.0.0.0 network 10.1.1.0 0.0.0.3#ret

13、urnCopyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page10查看OSPF错误信息网络掩码不一致RTBdisplay ospf error OSPF Process 1 with Router ID 2.2.2.2 OSPF error statisticsGeneral packet errors: 0 : IP: received my own packet 0 : Bad packet 0 : Bad version 0 : Bad checksum 0 : Bad area id 0 : Drop

14、on unnumbered interface 0 : Bad virtual link 0 : Bad authentication type 0 : Bad authentication key 0 : Packet too small 0 : Packet size ip length 0 : Transmit error 0 : Interface down 0 : Unknown neighborHELLO packet errors: 10 : Netmask mismatch 0 : Hello timer mismatch 0 : Dead timer mismatch 0 :

15、 Extern option mismatch 0 : Router id confusion 0 : Virtual neighbor unknown 0 : NBMA neighbor unknownDD packet errors: 0 : Neighbor state low 0 : Router id confusion 0 : Extern option mismatch 0 : Unknown LSA type 0 : MTU option mismatchLS ACK packet errors: 0 : Neighbor state low 0 : Bad ack - Mor

16、e ( Press Q to break ) -Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page11查看OSPF相关配置RTBdisplay current-configuration #interface Ethernet0/0 ip address 10.1.1.2 255.255.255.0 #ospf 1 area 0.0.0.1 network 2.2.2.2 0.0.0.0 network 10.1.1.0 0.0.0.255#returnRTAdisplay current-configu

17、ration #interface Ethernet0/0 ip address 10.1.1.1 255.255.255.252 #ospf 1 area 0.0.0.1 network 1.1.1.1 0.0.0.0 network 10.1.1.0 0.0.0.3#returnCopyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page12查看OSPF错误信息验证类型不一致RTBdisplay ospf error OSPF Process 1 with Router ID 2.2.2.2 OSPF erro

18、r statisticsGeneral packet errors: 0 : IP: received my own packet 0 : Bad packet 0 : Bad version 0 : Bad checksum 0 : Bad area id 0 : Drop on unnumbered interface 0 : Bad virtual link 2 : Bad authentication type 0 : Bad authentication key 0 : Packet too small 0 : Packet size ip length 0 : Transmit e

19、rror 0 : Interface down 0 : Unknown neighborHELLO packet errors: 0 : Netmask mismatch 0 : Hello timer mismatch 0 : Dead timer mismatch 0 : Extern option mismatch 0 : Router id confusion 0 : Virtual neighbor unknown 0 : NBMA neighbor unknownDD packet errors: 0 : Neighbor state low 0 : Router id confu

20、sion 0 : Extern option mismatch 0 : Unknown LSA type 0 : MTU option mismatchLS ACK packet errors: 0 : Neighbor state low 0 : Bad ack - More ( Press Q to break ) -Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page13查看OSPF相关配置RTAdisplay current-configuration configuration ospf #osp

21、f 1 area 0.0.0.1 network 1.1.1.1 0.0.0.0 network 10.1.1.0 0.0.0.3 authentication-mode md5 1 plain huawei#returnRTBdisplay current-configuration configuration ospf #ospf 1 area 0.0.0.1 network 2.2.2.2 0.0.0.0 network 10.1.1.0 0.0.0.3 authentication-mode simple plain huawei#returnCopyright 2012 Huawei

22、 Technologies Co., Ltd. All rights reserved. Page14查看OSPF错误信息验证密码不一致RTBdisplay ospf error OSPF Process 1 with Router ID 2.2.2.2 OSPF error statisticsGeneral packet errors: 0 : IP: received my own packet 0 : Bad packet 0 : Bad version 0 : Bad checksum 0 : Bad area id 0 : Drop on unnumbered interface

23、0 : Bad virtual link 0 : Bad authentication type 2 : Bad authentication key 0 : Packet too small 0 : Packet size ip length 0 : Transmit error 0 : Interface down 0 : Unknown neighborHELLO packet errors: 0 : Netmask mismatch 0 : Hello timer mismatch 0 : Dead timer mismatch 0 : Extern option mismatch 0

24、 : Router id confusion 0 : Virtual neighbor unknown 0 : NBMA neighbor unknownDD packet errors: 0 : Neighbor state low 0 : Router id confusion 0 : Extern option mismatch 0 : Unknown LSA type 0 : MTU option mismatchLS ACK packet errors: 0 : Neighbor state low 0 : Bad ack - More ( Press Q to break ) -C

25、opyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page15查看OSPF相关配置RTAdisplay current-configuration interface Ethernet 0/0#interface Ethernet0/0 ip address 10.1.1.1 255.255.255.252 ospf authentication-mode simple plain huawei#returnRTBdisplay current-configuration interface Ethernet 0/

26、0#interface Ethernet0/0 ip address 10.1.1.2 255.255.255.252 ospf authentication-mode simple plain hello#returnCopyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page16故障描述NBMA网络无法学习路由FR-SW10.1.1.1/2410.1.1.2/24DLCI = 201DLCI = 102S1/0S1/0 Area 1Loopback01.1.1.1/32RTARTBLoopback02.2.2.

27、2/32RTAdisplay ip routing-table Routing Table: public netDestination/Mask Protocol Pre Cost Nexthop Interface1.1.1.1/32 DIRECT 0 0 127.0.0.1 InLoopBack010.1.1.0/24 DIRECT 0 0 10.1.1.1 Serial1/0 10.1.1.1/32 DIRECT 0 0 127.0.0.1 InLoopBack010.1.1.2/32 DIRECT 0 0 10.1.1.2 Serial1/0 127.0.0.0/8 DIRECT 0

28、 0 127.0.0.1 InLoopBack0127.0.0.1/32 DIRECT 0 0 127.0.0.1 InLoopBack0Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page17查看NBMA静态邻居配置RTAdisplay current-configuration configuration ospf #ospf 1 peer 10.1.1.3 area 0.0.0.1 network 1.1.1.1 0.0.0.0 network 10.1.1.0 0.0.0.255#returnRTB

29、display current-configuration configuration ospf #ospf 1 peer 10.1.1.3 area 0.0.0.1 network 2.2.2.2 0.0.0.0 network 10.1.1.0 0.0.0.255#returnCopyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page18邻居关系无法建立原因总结参数参数配置要点配置要点router id每台OSPF路由器的router id必须唯一area id同一网段的所有端口应当配置在同一区域内netwo

30、rk mask除了点到点网络之外，同一网段的所有端口应当配置相同的掩码authentication type同一区域的验证类型必须一致authentication data同一网段的验证码必须一致extern option配置stub区域或者NSSA时，区域内的所有路由器都需要指定stub特性或者NSSA特性peerNBMA网络上的邻居需要手动指定Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page19目 录 OSPF邻居关系故障 OSPF区域间路由故障区域间路由故障Copyright 2012 Huawe

31、i Technologies Co., Ltd. All rights reserved. Page20故障描述区域间路由不正确S0S1S2S0S0S1RTARTBRTC10.1.1.1/3010.1.1.2/3010.3.1.2/3010.3.1.1/3010.2.1.1/3010.2.1.2/30 Area 0 Area 1 Area 2Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page21故障描述区域间路由不正确RTAdisplay ip routing-tableRouting Tables: P

32、ublicDestination/Mask Proto Pre Cost NextHop Interface 10.1.1.0/30 Direct 0 0 10.1.1.1 Serial0 10.1.1.1/32 Direct 0 0 127.0.0.1 InLoopBack0 10.1.1.2/32 Direct 0 0 10.1.1.2 Serial0 10.2.1.0/30 OSPF 10 3124 10.1.1.2 Serial0 10.3.1.0/30 Direct 0 0 10.3.1.2 Serial1 10.3.1.1/32 Direct 0 0 10.3.1.1 Serial

33、1 10.3.1.2/32 Direct 0 0 127.0.0.1 InLoopBack0RTBdisplay ip routing-tableRouting Tables: PublicDestination/Mask Proto Pre Cost NextHop Interface 10.1.1.0/30 Direct 0 0 10.1.1.2 Serial0 10.1.1.1/32 Direct 0 0 10.1.1.1 Serial0 10.1.1.2/32 Direct 0 0 127.0.0.1 InLoopBack0 10.2.1.0/30 Direct 0 0 10.2.1.

34、1 Serial1 10.2.1.1/32 Direct 0 0 127.0.0.1 InLoopBack0 10.2.1.2/32 Direct 0 0 10.2.1.2 Serial1 10.3.1.0/30 OSPF 10 3124 10.1.1.1 Serial0Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page22修改OSPF配置RTBdisplay current-configuration configuration ospf#ospf 1 area 0.0.0.0 network 10.1

35、.1.0 0.0.0.3 area 0.0.0.1 network 10.2.1.0 0.0.0.3 vlink-peer 3.3.3.3#returnRTCdisplay current-configuration configuration ospf#ospf 1 area 0.0.0.1 network 10.2.1.0 0.0.0.3 vlink-peer 2.2.2.2 area 0.0.0.2 network 10.3.1.0 0.0.0.3#returnCopyright 2012 Huawei Technologies Co., Ltd. All rights reserved

36、. Page23查看路由表RTAdisplay ip routing-tableRouting Tables: PublicDestination/Mask Proto Pre Cost NextHop Interface 10.1.1.0/30 Direct 0 0 10.1.1.1 Serial0 10.1.1.1/32 Direct 0 0 127.0.0.1 InLoopBack0 10.1.1.2/32 Direct 0 0 10.1.1.2 Serial0 10.2.1.0/30 OSPF 10 3124 10.1.1.2 Serial0 10.3.1.0/30 Direct 0

37、0 10.3.1.2 Serial1 10.3.1.1/32 Direct 0 0 10.3.1.1 Serial1 10.3.1.2/32 Direct 0 0 127.0.0.1 InLoopBack0RTBdisplay ip routing-tableRouting Tables: PublicDestination/Mask Proto Pre Cost NextHop Interface 10.1.1.0/30 Direct 0 0 10.1.1.2 Serial0 10.1.1.1/32 Direct 0 0 10.1.1.1 Serial0 10.1.1.2/32 Direct

38、 0 0 127.0.0.1 InLoopBack0 10.2.1.0/30 Direct 0 0 10.2.1.1 Serial1 10.2.1.1/32 Direct 0 0 127.0.0.1 InLoopBack0 10.2.1.2/32 Direct 0 0 10.2.1.2 Serial1 10.3.1.0/30 OSPF 10 3124 10.1.1.1 Serial0 OSPF 10 3124 10.2.1.2 Serial1Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page24修改OSP

39、F配置RTAdisplay current-configuration configuration ospf#ospf 1 area 0.0.0.0 network 10.1.1.0 0.0.0.3 area 0.0.0.2 network 10.3.1.0 0.0.0.3 vlink-peer 3.3.3.3#returnRTCdisplay current-configuration configuration ospf#ospf 1 area 0.0.0.1 network 10.2.1.0 0.0.0.3 vlink-peer 2.2.2.2 area 0.0.0.2 network

40、10.3.1.0 0.0.0.3 vlink-peer 1.1.1.1#returnCopyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page25查看路由表RTAdisplay ip routing-tableRouting Tables: PublicDestination/Mask Proto Pre Cost NextHop Interface 10.1.1.0/30 Direct 0 0 10.1.1.1 Serial0 10.1.1.1/32 Direct 0 0 127.0.0.1 InLoopBac

41、k0 10.1.1.2/32 Direct 0 0 10.1.1.2 Serial0 10.2.1.0/30 OSPF 10 3124 10.1.1.2 Serial0 OSPF 10 3124 10.3.1.1 Serial1 10.3.1.0/30 Direct 0 0 10.3.1.2 Serial1 10.3.1.1/32 Direct 0 0 10.3.1.1 Serial1 10.3.1.2/32 Direct 0 0 127.0.0.1 InLoopBack0RTBdisplay ip routing-tableRouting Tables: PublicDestination/

42、Mask Proto Pre Cost NextHop Interface 10.1.1.0/30 Direct 0 0 10.1.1.2 Serial0 10.1.1.1/32 Direct 0 0 10.1.1.1 Serial0 10.1.1.2/32 Direct 0 0 127.0.0.1 InLoopBack0 10.2.1.0/30 Direct 0 0 10.2.1.1 Serial1 10.2.1.1/32 Direct 0 0 127.0.0.1 InLoopBack0 10.2.1.2/32 Direct 0 0 10.2.1.2 Serial1 10.3.1.0/30

43、OSPF 10 3124 10.1.1.1 Serial0 OSPF 10 3124 10.2.1.2 Serial1Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page26Loopback220.1.1.2/32故障描述路由汇聚不正确S2S0S0RTARTB10.1.1.1/3010.2.1.1/30 Area 0 Area 1S210.1.1.2/3010.2.1.2/30RTDRTCS0S1S0S110.3.1.1/3010.3.1.2/3010.4.1.2/3010.4.1.1/30Loopback

44、120.1.1.1/32Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page27故障描述路由汇聚不正确RTAdisplay ip routing-tableRouting Tables: Public Destinations : 13 Routes : 13Destination/Mask Proto Pre Cost NextHop Interface 10.1.1.0/30 Direct 0 0 10.1.1.1 Serial2 10.1.1.1/32 Direct 0 0 127.0.0.1 InL

45、oopBack0 10.1.1.2/32 Direct 0 0 10.1.1.2 Serial2 10.2.1.0/30 Direct 0 0 10.2.1.1 Serial0 10.2.1.1/32 Direct 0 0 127.0.0.1 InLoopBack0 10.2.1.2/32 Direct 0 0 10.2.1.2 Serial0 10.3.1.0/30 OSPF 10 3124 10.1.1.2 Serial2 10.4.1.0/30 OSPF 10 3124 10.2.1.2 Serial0 20.1.1.0/24 OSPF 10 3125 10.2.1.2 Serial0

46、20.1.1.1/32 OSPF 10 3125 10.1.1.2 Serial2 20.1.1.2/32 OSPF 10 3125 10.1.1.2 Serial2 127.0.0.0/8 Direct 0 0 127.0.0.1 InLoopBack0 127.0.0.1/32 Direct 0 0 127.0.0.1 InLoopBack0Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page28故障描述路由汇聚不正确RTDdisplay ip routing-table Routing Tables:

47、 Public Destinations : 13 Routes : 13Destination/Mask Proto Pre Cost NextHop Interface 10.1.1.0/30 Direct 0 0 10.1.1.2 Serial2 10.1.1.1/32 Direct 0 0 10.1.1.1 Serial2 10.1.1.2/32 Direct 0 0 127.0.0.1 InLoopBack0 10.2.1.0/30 OSPF 10 3124 10.1.1.1 Serial2 10.3.1.0/30 Direct 0 0 10.3.1.1 Serial0 10.3.1

48、.1/32 Direct 0 0 127.0.0.1 InLoopBack0 10.3.1.2/32 Direct 0 0 10.3.1.2 Serial0 10.4.1.0/30 OSPF 10 3124 10.3.1.2 Serial0 20.1.1.0/24 OSPF 10 4687 10.1.1.1 Serial2 20.1.1.1/32 OSPF 10 1563 10.3.1.2 Serial0 20.1.1.2/32 OSPF 10 1563 10.3.1.2 Serial0 127.0.0.0/8 Direct 0 0 127.0.0.1 InLoopBack0 127.0.0.

49、1/32 Direct 0 0 127.0.0.1 InLoopBack0Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page29故障描述路由汇聚不正确RTCdisplay ip routing-table Routing Tables: Public Destinations : 13 Routes : 13Destination/Mask Proto Pre Cost NextHop Interface 10.1.1.0/30 OSPF 10 3124 10.3.1.1 Serial1 10.2.1.0

50、/30 OSPF 10 3124 10.4.1.1 Serial0 10.3.1.0/30 Direct 0 0 10.3.1.2 Serial1 10.3.1.1/32 Direct 0 0 10.3.1.1 Serial1 10.3.1.2/32 Direct 0 0 127.0.0.1 InLoopBack0 10.4.1.0/30 Direct 0 0 10.4.1.2 Serial0 10.4.1.1/32 Direct 0 0 10.4.1.1 Serial0 10.4.1.2/32 Direct 0 0 127.0.0.1 InLoopBack0 20.1.1.0/24 OSPF

51、 10 6249 10.3.1.1 Serial1 20.1.1.1/32 Direct 0 0 127.0.0.1 InLoopBack0 20.1.1.2/32 Direct 0 0 127.0.0.1 InLoopBack0 127.0.0.0/8 Direct 0 0 127.0.0.1 InLoopBack0 127.0.0.1/32 Direct 0 0 127.0.0.1 InLoopBack0Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page30查看路由汇聚相关配置RTBdisplay c

52、urrent-configuration configuration ospf#ospf 1 area 0.0.0.0 network 10.2.1.0 0.0.0.3 area 0.0.0.1 abr-summary 20.1.1.0 255.255.255.0 network 10.4.1.0 0.0.0.3#returnRTDdisplay current-configuration configuration ospf#ospf 1 area 0.0.0.0 network 10.1.1.0 0.0.0.3 area 0.0.0.1 network 10.3.1.0 0.0.0.3#r

53、eturnCopyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page31故障描述路由汇聚不正确Loopback220.1.1.2/32S0S110.4.1.2/3010.4.1.1/30Loopback120.1.1.1/32RTAS0S010.1.1.1/3010.1.1.2/30S210.3.1.1/30S310.3.1.2/30RTBRTCRTDRTES3S310.5.1.2/3010.5.1.1/30 Area 0 Area 1 Area 2Copyright 2012 Huawei Technologi

54、es Co., Ltd. All rights reserved. Page32故障描述路由汇聚不正确RTAdisplay ip routing-table protocol ospf Public Routing Table : OSPFDestination/Mask Proto Pre Cost NextHop Interface 10.3.1.0/30 OSPF 10 3124 10.1.1.2 Serial0 10.4.1.0/30 OSPF 10 4686 10.1.1.2 Serial0 10.5.1.0/30 OSPF 10 6248 10.1.1.2 Serial0 20.1

55、.1.0/24 OSPF 10 3125 10.1.1.2 Serial0 20.1.1.1/32 OSPF 10 6249 10.1.1.2 Serial0 20.1.1.2/32 OSPF 10 6249 10.1.1.2 Serial0RTEdisplay ip routing-table protocol ospf Public Routing Table : OSPFDestination/Mask Proto Pre Cost NextHop Interface 10.1.1.0/30 OSPF 10 6248 10.5.1.1 Serial3 10.3.1.0/30 OSPF 1

56、0 4686 10.5.1.1 Serial3 10.4.1.0/30 OSPF 10 3124 10.5.1.1 Serial3 20.1.1.1/32 OSPF 10 3125 10.5.1.1 Serial3 20.1.1.2/32 OSPF 10 3125 10.5.1.1 Serial3Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page33查看OSPF相关配置RTBdisplay current-configuration configuration ospf #ospf 1 area 0.0.

57、0.0 network 10.1.1.0 0.0.0.3 area 0.0.0.1 abr-summary 20.1.1.0 255.255.255.0 network 10.3.1.0 0.0.0.3 vlink-peer 3.3.3.3#returnRTCdisplay current-configuration configuration ospf #ospf 1 area 0.0.0.1 network 10.4.1.0 0.0.0.3 vlink-peer 2.2.2.2 area 0.0.0.2 network 10.5.1.0 0.0.0.3#returnCopyright 20

58、12 Huawei Technologies Co., Ltd. All rights reserved. Page34查看RTC的LSDBArea 0RTCdisplay ospf lsdb OSPF Process 1 with Router ID 3.3.3.3 Link State Database Area: 0.0.0.0 Type LinkState ID AdvRouter Age Len Sequence Metric Router 3.3.3.3 3.3.3.3 408 36 8000000A 3124 Router 2.2.2.2 2.2.2.2 413 60 80000

59、01A 1562 Router 1.1.1.1 1.1.1.1 231 48 8000000C 1562 Sum-Net 10.3.1.0 2.2.2.2 409 28 8000000A 1562 Sum-Net 10.3.1.0 3.3.3.3 408 28 8000000B 3124 Sum-Net 10.4.1.0 2.2.2.2 409 28 8000000A 3124 Sum-Net 10.4.1.0 3.3.3.3 408 28 8000000B 1562 Sum-Net 20.1.1.1 3.3.3.3 408 28 8000000B 1563 Sum-Net 20.1.1.0

60、2.2.2.2 1658 28 80000001 1563 Sum-Net 20.1.1.2 3.3.3.3 408 28 8000000B 1563 Sum-Net 10.5.1.0 3.3.3.3 393 28 80000006 1562Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page35查看RTC的LSDBArea 1和Area 2RTCdisplay ospf lsdb OSPF Process 1 with Router ID 3.3.3.3 Link State Database Area:

61、 0.0.0.1 Type LinkState ID AdvRouter Age Len Sequence Metric Router 4.4.4.4 4.4.4.4 387 96 8000001C 1562 Router 3.3.3.3 3.3.3.3 413 48 80000018 1562 Router 2.2.2.2 2.2.2.2 414 48 80000014 1562 Sum-Net 10.5.1.0 3.3.3.3 395 28 80000006 1562 Sum-Net 10.1.1.0 2.2.2.2 425 28 8000000A 1562 Area: 0.0.0.2 T

62、ype LinkState ID AdvRouter Age Len Sequence Metric Router 5.5.5.5 5.5.5.5 367 48 8000000B 1562 Router 3.3.3.3 3.3.3.3 371 48 80000007 1562 Sum-Net 10.3.1.0 3.3.3.3 395 28 80000006 3124 Sum-Net 10.4.1.0 3.3.3.3 395 28 80000006 1562 Sum-Net 20.1.1.1 3.3.3.3 395 28 80000006 1563 Sum-Net 20.1.1.2 3.3.3.

63、3 395 28 80000006 1563 Sum-Net 10.1.1.0 3.3.3.3 395 28 80000006 4686Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. Page36问 题导致OSPF邻居关系不能建立的原因通常有哪些？ABR一定要连接到骨干区域吗？路由汇聚一定要在所有ABR上配置吗？Copyright 2012 Huawei Technologies Co., Ltd. All rights reserved. 华为职业认证通过者权益通过任一项任一项华为职业认证，您在华为在线学习网

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