4-15
Description
Use the display ospf error command to display OSPF error information.
Examples
# Display the OSPF error information.
<Sysname> display ospf error
OSPF Process 1 with Router ID 1.1.1.1
OSPF packet error statistics:
0: IP: received my own packet 0: OSPF: wrong packet type
0: OSPF: wrong version 0: OSPF: wrong checksum
0: OSPF: wrong area id 0: OSPF: area mismatch
0: OSPF: wrong virtual link 0: OSPF: wrong authentication type
0: OSPF: wrong authentication key 0: OSPF: too small packet
0: OSPF: packet size > ip length 0: OSPF: transmit error
0: OSPF: interface down 0: OSPF: unknown neighbor
0: HELLO: netmask mismatch 0: HELLO: hello timer mismatch
0: HELLO: dead timer mismatch 0: HELLO: extern option mismatch
0: HELLO: router id confusion 0: HELLO: virtual neighbor unknown
0: HELLO: NBMA neighbor unknown 0: DD: neighbor state low
0: DD: router id confusion 0: DD: extern option mismatch
0: DD: unknown LSA type 0: LS ACK: neighbor state low
0: LS ACK: wrong ack 0: LS ACK: duplicate ack
0: LS ACK: unknown LSA type 0: LS ACK: ACK length wrong
0: LS REQ: neighbor state low 0: LS REQ: empty request
0: LS REQ: wrong request 0: LS REQ: wrong length
0: LS UPD: neighbor state low 0: LS UPD: newer self-generate LSA
0: LS UPD: LSA checksum wrong 0: LS UPD: received less recent LSA
0: LS UPD: unknown LSA type 0: OSPF routing: next hop not exist
0: DD: MTU option mismatch 0: ROUTETYPE: wrong type value
0: LS UPD: LSA length wrong
Table 4-5 Description on the fields of the display ospf error command
Field Description
IP: received my own packet Received my own packet
OSPF: wrong packet type OSPF packet type error
OSPF: wrong version OSPF version error
OSPF: wrong checksum OSPF checksum error
OSPF: wrong area id OSPF area ID error
OSPF: area mismatch OSPF area mismatch
OSPF: wrong virtual link OSPF virtual link error
OSPF: wrong authentication type OSPF authentication type error
OSPF: wrong authentication key OSPF authentication key error
OSPF: too small packet OSPF packet too small