Users Guide

Layer 2 Switching Commands 551
Default Configuration
The source IP address in the probe packet for non-routing interfaces is set to
the 0.0.0.0 address.
Command Mode
Global Configuration mode
User Guidelines
This command only applies to non-routed interfaces.
Command History
Command introduced in version 6.6.0 firmware.
Example
This example globally enables IPDT and sets the source IP address in the
ARP packet destined to 10.5.5.20 to 10.5.5.1.
console(config)#ip device tracking
console(config)#ip device tracking probe auto-source fallback 0.0.0.1
255.255.255.0 override
ip device tracking maximum
Use the ip device tracking maximum command to configure the maximum
number of IPDT table entries per interface. Use the no form of the command
to use the default limit.
Syntax
ip device tracking maximum number
no ip device tracking maximum
• number—The number of entries learned on an interface by IPv4DT. The
range is 0 to 10.
Default Configuration
There is no default limit.