OSPF简介(三)
原创
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LSDB(收集的LSA)
<R5>display ospf lsdb
OSPF Process 1 with Router ID 5.5.5.5
Link State Database
Area: 0.0.0.0
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 2.2.2.2 2.2.2.2 93 48 8000000E 1
Router 1.1.1.1 1.1.1.1 93 48 8000000D 1
Router 5.5.5.5 5.5.5.5 91 48 8000000D 1
Network 10.1.12.2 2.2.2.2 93 36 80000004 0
Sum-Net 10.1.23.0 2.2.2.2 1357 28 80000001 1
Sum-Net 6.6.6.6 1.1.1.1 1622 28 80000001 48
Sum-Net 10.1.27.0 2.2.2.2 1472 28 80000001 1
Sum-Net 3.3.3.3 2.2.2.2 1320 28 80000001 1
Sum-Net 10.1.37.0 2.2.2.2 1317 28 80000002 2
Sum-Net 9.9.9.0 2.2.2.2 1434 28 80000001 2
Sum-Net 7.7.7.7 2.2.2.2 1434 28 80000001 1
Sum-Net 10.1.16.0 1.1.1.1 1632 28 80000001 48
查看接口下的OSPF信息
[R1]display ospf interface GigabitEthernet 0/0/0
OSPF Process 1 with Router ID 1.1.1.1
Interfaces
Interface: 10.1.12.1 (GigabitEthernet0/0/0)
Cost: 1 State: DROther Type: Broadcast MTU: 1500
Priority: 1
Designated Router: 10.1.12.2
Backup Designated Router: 10.1.12.5
Timers: Hello 10 , Dead 40 , Poll 120 , Retransmit 5 , Transmit Delay 1
[R1]
查看OSPF错误信息
<R1>display ospf error
OSPF Process 1 with Router ID 2.2.2.2
OSPF error statistics
General packet errors:
0 : IP: received my own packet 2 : 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 size > ip length 0 : Transmit error
0 : Interface down 2 : Unknown neighbor
0 : Bad net segment 0 : Extern option mismatch
7 : Router id confusion
HELLO packet errors:
0 : Netmask mismatch 0 : Hello timer mismatch
0 : Dead timer mismatch 0 : Virtual neighbor unknown
0 : NBMA neighbor unknown 0 : Invalid Source Address
DD packet errors:
0 : Neighbor state low 0 : Unknown LSA type
0 : MTU option mismatch
LS ACK packet errors:
0 : Neighbor state low 0 : Unknown LSA type
LS REQ packet errors:
0 : Neighbor state low 0 : Empty request
0 : Bad request
LS UPD packet errors:
0 : Neighbor state low 0 : Newer self-generate LSA
0 : LSA checksum bad 0 : Received less recent LSA
0 : Unknown LSA type
Opaque errors:
0 : 9-out of flooding scope 0 : 10-out of flooding scope
0 : 11-out of flooding scope 0 : Unkown TLV type
Retransmission for packet over Limitation errors:
0 : Number for DD Packet 0 : Number for Update Packet
0 : Number for Request Packet
Receive Grace LSA errors:
0 : Number of invalid LSAs 0 : Number of policy failed LSAs
0 : Number of wrong period LSAs
Configuration errors:
0 : Tunnel cost mistake
清空OSPF错误信息
<R1>reset ospf counters
<R1>display 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
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 size > ip length 0 : Transmit error
0 : Interface down 0 : Unknown neighbor
0 : Bad net segment 0 : Extern option mismatch
0 : Router id confusion
HELLO packet errors:
0 : Netmask mismatch 0 : Hello timer mismatch
0 : Dead timer mismatch 0 : Virtual neighbor unknown
0 : NBMA neighbor unknown 0 : Invalid Source Address
DD packet errors:
0 : Neighbor state low 0 : Unknown LSA type
0 : MTU option mismatch
LS ACK packet errors:
0 : Neighbor state low 0 : Unknown LSA type
LS REQ packet errors:
0 : Neighbor state low 0 : Empty request
0 : Bad request
LS UPD packet errors:
0 : Neighbor state low 0 : Newer self-generate LSA
0 : LSA checksum bad 0 : Received less recent LSA
0 : Unknown LSA type
Opaque errors:
0 : 9-out of flooding scope 0 : 10-out of flooding scope
0 : 11-out of flooding scope 0 : Unkown TLV type
Retransmission for packet over Limitation errors:
0 : Number for DD Packet 0 : Number for Update Packet
0 : Number for Request Packet
Receive Grace LSA errors:
0 : Number of invalid LSAs 0 : Number of policy failed LSAs
0 : Number of wrong period LSAs
Configuration errors:
0 : Tunnel cost mistake
查看二型LSA
[R2]display ospf lsdb network
OSPF Process 1 with Router ID 2.2.2.2
Area: 0.0.0.0
Link State Database
Type : Network
Ls id : 10.1.12.2
Adv rtr : 2.2.2.2
Ls age : 1211
Len : 32
Options : E
seq# : 80000005
chksum : 0x55c3
Net mask : 255.255.255.0
Priority : Low
Attached Router 2.2.2.2
Attached Router 5.5.5.5
Area: 0.0.0.2
Link State Database