Specifications

CHAPTER
Send document comments to [e-mail].
16-1
Cisco Nexus 3000 Series NX-OS Unicast Routing Configuration Guide, Release 5.0(3)U2(2)
OL-25782-02
16
Configuring Object Tracking
This chapter describes how to configure object tracking on Cisco NX-OS switches.
This chapter includes the following sections:
• Information About Object Tracking, page 16-1
• Licensing Requirements for Object Tracking, page 16-3
• Guidelines and Limitations, page 16-3
• Default Settings, page 16-3
• Configuring Object Tracking, page 16-3
• Verifying the Object Tracking Configuration, page 16-13
• Configuration Examples for Object Tracking, page 16-13
• Related Topics, page 16-13
• Additional References, page 16-13
• Feature History for Object Tracking, page 16-14
Information About Object Tracking
Object tracking allows you to track specific objects on the switch, such as the interface line protocol
state, IP routing, and route reachability, and to take action when the tracked object’s state changes. This
feature allows you to increase the availability of the network and shorten recovery time if an object state
goes down.
This section includes the following topics:
• Object Tracking Overview, page 16-1
• Object Track List, page 16-2
• Virtualization Support, page 16-2
Object Tracking Overview
The object tracking feature allows you to create a tracked object that multiple clients can use to modify
the client behavior when a tracked object changes. Several clients register their interest with the tracking
process, track the same object, and take different actions when the object state changes.
Clients include the following features: