Service Manual

interface Enter one of the following values:
• For a 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet then the slot/port[/subport]
information.
• For a 40-Gigabit Ethernet interface, enter the keyword
fortyGigE then the slot/port information.
• For a Loopback interface, enter the keyword loopback
then a number from 0 to 16383.
• For a port channel interface, enter the keywords port-
channel
then a number.
• For a tunnel interface, enter the keyword tunnel.
• For a VLAN interface, enter the keyword vlan then a
number from 1 to 4094.
Defaults none
Command Modes CONFIGURATION
Command History
Version Description
9.8(0.0) Introduced on the S3048-ON and S4048-ON.
9.7(0.0) Introduced on the S6000-ON.
8.3.12.0 Introduced on the S4810.
8.4.1.0 Introduced.
Usage Information
Use this command to create an object that tracks the line-protocol state of a Layer
2 interface by monitoring its operational status (UP or DOWN).
When the link-level status goes down, the tracked object status is considered to be
DOWN; if the link-level status is up, the tracked object status is considered to be
UP.
Related
Commands
• show track – displays information about tracked objects, including
configuration, current state, and clients which track the object.
• track interface ip routing – configures object tracking on the routing status of
an IPv4 Layer 3 interface.
track ip host reachability
Configure object tracking on the reachability of an IPv4 host.
Syntax
track object-id ip host host-ip-address/prefix-len reachability
[vrf vrf-name]
To return to the default setting, use the no track object-id command.
1226
Object Tracking