Cisco Catalyst 4500 Series Configuration Manual page 335

Chapter 2
set ip next-hop verify-availability
To configure policy routing to verify the reachability of the next hop of a route map before the device
performs policy routing to that next hop, use the set ip next-hop verify-availability command in
route-map configuration mode. To disable this function, use the no form of this command.
no set ip next-hop verify-availability [ next-hop-address sequence track object ]
Syntax Description
next-hop address (Optional) IP address of the next hop to which packets will be
sequence
track
object
Command Default
The reachability of the next hop of a route map before the device performs policy routing, is not verified.
Command Modes Route-map configuration (config-route-map)
Command History Release
Cisco IOS XE 3.8.0E and IOS
15.2(4)E
Usage Guidelines
The set ip next-hop verify-availability command can be used with policy-based routing (PBR) to verify
next hop reachability to support object tracking using Internet Control Message Protocol (ICMP) ping
to verify if a remote device is reachable.
set ip next-hop verify-availability [ next-hop-address sequence track object ]
forwarded.
(Optional) Sequence of next hops. The acceptable range is from 1 to
65535.
(Optional) The tracking method is track.
(Optional) Object number that the tracking subsystem is tracking. The
acceptable range is from 1 to 500.
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release XE 3.9.xE and 15.2(5)Ex
Modification
This command was introduced.
set ip next-hop verify-availability
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