Switch 7700 Command reference Guide, v2.0

140 CHAPTER 5: USING ROUTING PROTOCOL COMMANDS
Area 0.0.00.0:
Neighbors: 1 Interfaces: 1
Spf: 54 Checksum Sum F020
rtr: 2 net: 0 sumasb: 0 sumnet: 1
Area 0.0.0.1:
Neighbors: 0 Interfaces: 1
Spf: 19 Checksum Sum 14EAD
rtr: 1 net: 0sumasb: 1sumnet: 1
Routing Table:
Intra Area: 2 Inter Area: 0ASE: 1
display ospf error Syntax
display ospf error
View
All views
Parameter
None
Description
Using the display ospf error command, you can view OSPF error information.
Example
To display the OSPF error information, enter the following:
<SW7700>display ospf error
The information displays in the following format:
OSPF packet error statistics:
0: IP: received my own packet 0: OSPF: bad packet type
0: OSPF: bad version 0: OSPF: bad checksum
0: OSPF: bad area id 0: OSPF: area mismatch
0: OSPF: bad virtual link 0: OSPF: bad authentication type
0: OSPF: bad authentication key 0: OSPF: packet too small
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: bad ack 0: LS ACK: duplicate ack
0: LS ACK: unknown LSA type 0: LS REQ: neighbor state low
0: LS REQ: empty request 0: LS REQ: bad request
0: LS UPD: neighbor state low 0: LS UPD: newer self-generate LSA
0: LS UPD: LSA checksum bad 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