CCNP Routing and Switching ROUTE 300-101 Official Cert Guide

Additional PBR Functions

Primarily, PBR routes packets received on an interface, but using logic other than matching the destination IP address and the CEF table. This section briefly examines three additional PBR functions.

Applying PBR to Locally Created Packets

In some cases, it might be useful to use PBR to process packets generated by the router itself. However, PBR normally processes packets that enter the interface(s) on which the ip policy route-map command has been configured, and packets generated by the router itself do not actually enter the router through some interface. To make Cisco IOS process locally created packets using PBR logic, configure the ip local policy route-map name global command, referring to the PBR route map at ...