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show arp trace
To display Address Resolution Protocol (ARP) entries in the buffer, use the
show arp trace
command in
EXEC mode.
show arp trace
Syntax Description
This command has no keywords or arguments.
Command Default
No default behavior or values
Command Modes
EXEC
Command History
Modification
Release
This command was introduced.
Release 3.2
Usage Guidelines
To use this command, you must be in a user group associated with a task group that includes appropriate task
IDs. If the user group assignment is preventing you from using a command, contact your AAA administrator
for assistance.
Use the
show arp trace
command to display ARP entries in the buffer.
Task ID
Operations
Task ID
read
cisco-support
Examples
The following example shows the output of the
show arp trace
command:
RP/0/0/CPU0:router#
show arp trace events
Tue Nov 10 04:13:22.766 PST
22 unique entries (4096 possible, 54 filtered)
Nov
5 19:48:27.624 ipv4_arp/slow 0/RP0/CPU0 1# t1
ARP-EVENT: Repopulating AIB
Nov
5 19:48:49.768 ipv4_arp/slow 0/RP0/CPU0 1# t1
ARP-DEV-EVENT: Unbinding frs
Nov
5 19:49:01.590 ipv4_arp/slow 0/RP0/CPU0 1# t1
ARP-EVENT: IM ORE received
Nov
5 19:54:12.448 ipv4_arp/slow 0/RP0/CPU0 5# t1
ARP-EVENT: Processing MAC c3
Nov
5 19:54:12.467 ipv4_arp/slow 0/RP0/CPU0 5# t1
ARP-EVENT: Interface attrib2
Nov
5 19:54:12.555 ipv4_arp/fast 0/RP0/CPU0 10# t1
ARP-EVENT: received interf3
Nov
5 19:54:12.595 ipv4_arp/fast 0/RP0/CPU0 5# t1
ARP-EVENT: Copying MAC addr3
Nov
5 19:54:12.614 ipv4_arp/fast 0/RP0/CPU0 6# t1
ARP-EVENT: Received VLAN ID)
Nov
5 19:54:12.614 ipv4_arp/fast 0/RP0/CPU0 3# t1
ARP-EVENT: Processing VLAN )
Nov
5 19:54:15.434 ipv4_arp/slow 0/RP0/CPU0 5# t1
ARP-EVENT: Interface not up0
Nov
5 19:54:15.437 ipv4_arp/slow 0/RP0/CPU0 1# t3
ARP-EVENT: IMP caps add suc0
Cisco IOS XR Advanced System Command Reference for the Cisco XR 12000 Router, Release 5.1.x
OL-30353-01
39
Troubleshooting Commands
show arp trace