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CCNP ROUTE Command Guide: Implementing Path Control

Chapter Description

This chapter helps you prepare for the CCNP ROUTE exam by covering the following topics related to implementing path control: Offset lists, Cisco IOS IP Service Level Agreements, and Policy routing using route maps. It also uses route maps as a Configuration example.

This chapter provides information concerning the following topics related to implementing path control:

  • Offset lists
  • Cisco IOS IP Service Level Agreements
  • Policy routing using route maps
  • Configuration example: route maps

    There are other filters or tools available to assist in the manipulation of the routing table. These include

    • Route maps
    • Prefix lists
    • Distribute lists
    • Administrative distance
    • Route tagging

    These are mostly protocol dependent and have been covered in other chapters in this book.

Offset Lists

Router(config)#router eigrp 11
               

Enables EIGRP routing process with an autonomous system number of 11.

Router(config-router)#offset-list 21 out 10
               

Applies an offset list of 10 to the delay component (outgoing metrics) of a router to networks matching ACL 21.

Router(config-router)#offset-list 21 in 10 fastethernet 0/0
               

Applies an offset list of 10 to the incoming metrics of routes matching ACL 21 learned from interface FastEthernet 0/0.

2. Cisco IOS IP Service Level Agreements | Next Section