Default level
1: Monitor level
Parameters
process-id
: OSPF process ID, in the range of 1 to 65535.
|
: Filters command output by specifying a regular expression. For more information about regular
expressions, see
Fundamentals Configuration Guide
.
begin
: Displays the first line that matches the specified regular expression and all lines that follow.
exclude
: Displays all lines that do not match the specified regular expression.
include
: Displays all lines that match the specified regular expression.
regular-expression
: Specifies a regular expression, a case-sensitive string of 1 to 256 characters.
Description
Use
display ospf error
to display OSPF error information.
If no process is specified, the OSPF error information of all OSPF processes is displayed.
Examples
# Display OSPF error information.
<Sysname> display ospf error
OSPF Process 1 with Router ID 192.168.80.100
OSPF Packet Error Statistics
0 : OSPF Router ID confusion 0 : OSPF bad packet
0 : OSPF bad version 0 : OSPF bad checksum
0 : OSPF bad area ID 0 : OSPF drop on unnumber interface
0 : OSPF bad virtual link 0 : OSPF bad authentication type
0 : OSPF bad authentication key 0 : OSPF packet too small
0 : OSPF Neighbor state low 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: Neighbor unknown 0 : DD: MTU option mismatch
0 : DD: Unknown LSA type 0 : DD: Extern option mismatch
0 : LS ACK: Bad ack 0 : LS ACK: Unknown LSA type
0 : LS REQ: Empty request 0 : LS REQ: Bad request
0 : LS UPD: LSA checksum bad 0 : LS UPD: Received less recent LSA
0 : LS UPD: Unknown LSA type
Table 16 Command output
Field Description
OSPF Router ID confusion
Packets with duplicate route ID
OSPF bad packet
Packets illegal
OSPF bad version
Packets with wrong version
OSPF bad checksum
Packets with wrong checksum
OSPF bad area ID
Packets with invalid area ID
OSPF drop on unnumber interface
Packets dropped on the unnumbered interface
73