debug ip arp

Activates the debugging of ARP packets.
Syntax
debug ip arp { create-delete | ip1 ip_address | ip2 ip_address | ip3 ip_address | packets | processing | stacktrace | vrf vrf-name }
no debug ip arp { create-delete | ip1 ip_address | ip2 ip_address | ip3 ip_address | packets | processing | stacktrace | vrf vrf-name }
Parameters
create-delete
Specifies ARP creation deletion debugging.
ip1 ip_address
Specifies an IP address to watch.
ip2 ip_address
Specifies a second IP address to watch.
ip3 ip_address
Specifies a third IP address to watch.
packets
Specifies RX and TX packets.
processing
Specifies ARP processing.
stacktrace
Specifies the printing of stacktrace.
vrf vrf-name
Specifies a nondefault VRF instance.
Modes

Privileged EXEC mode

Usage Guidelines
The no form of this command deactivates the debugging of ARP packets.
Examples

The following example displays ARP creation deletion debugging information.

device# debug ip arp create-delete 
ARP Creation / Deletion debugging: ON

The following example configures the watching of specified IP adddresses.

device# debug ip arp ip1 47.1.1.2
monitor arp 47.1.1.2
device# debug ip arp ip2 47.1.1.3
monitor arp 47.1.1.3
device# debug ip arp ip3 47.1.1.4
monitor arp 47.1.1.4

The following example enables ARP packet debugging and ARP processing.

device# debug ip arp packets 
ARP packet debugging: ON
device# debug ip arp processing
ARP event handling debugging: ON

The following example enables the printing of stacktrace.

device# debug ip arp stacktrace
ARP Stack trace printing: ON

The following example activates the debugging of ARP information for a nondefault VRF instance.

device# debug ip arp vrf red 
ARP Debugging set for VRF red
Parent topic: Debug Commands H - P