show ip ospf traffic

To display Open Shortest Path First (OSPF) traffic statistics, use the show ip ospf traffic command.

show ip ospf [ instance-tag ] traffic [ ethernet slot / port | loopback if_number | port-channel number ] [ vrf vrf-name ]

Syntax Description

instance-tag
(Optional) Name of the OSPF instance. The name can be a maximum of 20 alphanumeric characters.
ethernet slot / port
(Optional) Specifies the Ethernet interface and the slot number and port number. The slot number is from 1 to 255, and the port number is from 1 to 128.
loopback if_number
(Optional) Specifies the loopback interface. The loopback interface number is from 0 to 1023.
port-channel number
(Optional) Specifies the EtherChannel interface and EtherChannel number. The range is from 1 to 4096.
vrf vrf-name
(Optional) Specifies the name of the virtual routing and forwarding (VRF) instance. The vrf-name argument can be specified as any case-sensitive, alphanumeric string up to 32 characters. The strings default, management, and all are reserved VRF names.

Command Default

None

Command Modes

Any command mode

Command History

Release
Modification
5.0(3)N1(1)
This command was introduced.

Usage Guidelines

Use the show ip ospf traffic command to display traffic statistics for one or more OSPF instances.

This command requires the LAN Base Services license.

Examples

This example shows how to display OSPF traffic statistics for interface 1/5:

switch# show ip ospf traffic ethernet 1/5
OSPF Process ID 201 VRF RemoteOfficeVRF, Packet Counters (cleared 00:26:04 ago)
Interface Ethernet1/5, Area 0.0.0.0
Total: 0 in, 0 out
LSU transmissions: first 0, rxmit 0, for req 0, nbr xmit 0
Flooding packets output throttled (IP/tokens): 0 (0/0)
Ignored LSAs: 0, LSAs dropped during SPF: 0
LSAs dropped during graceful restart: 0
Errors: drops in 0, drops out 0, errors in 0,
errors out 0, hellos in 0, dbds in 0,
lsreq in 0, lsu in 0, lsacks in 0,
unknown in 0, unknown out 0, no ospf 0,
bad version 0, bad crc 0, dup rid 0,
dup src 0, invalid src 0, invalid dst 0,
no nbr 0, passive 0, wrong area 0,
pkt length 0, nbr changed rid/ip addr 0
bad auth 0
 
hellos dbds lsreqs lsus acks
In: 0 0 0 0 0
Out: 0 0 0 0 0
 
switch#
 

The table below describes the significant fields shown in the display.

Field Descriptions of the show ospf traffic Command
Field
Description
OSPF Process
OSPF instance tag for these traffic statistics.
VRF
Virtual routing and forwarding (VRF) for this OSPF instance.
Interface ...
Interface information.
Errors
drops
Number of packets dropped.
bad version
Number of packets received with bad version.
dup src
Number of packets with a duplicate source address.
no nbr
Number of packets from a router that is not a full neighbor.
nbr changed rid/ip addr
Number of packets with router-id/ip address pair not matching our neighbor's values.
lsreq
Number of packets of type LSREQ (LSA required).
acks
Number of packets of type LSACK (LSA acknowledged).

Related Commands

Command
Description
clear ip ospf traffic
Clears OSPF traffic statistics.
show running-config ospf
Displays the OSPF running configuration information.