Avocent Cyclades-PR4000 Seq Rule, DiscardedDiscarded RoutesRoutes, Message From Tele Popeye Rule

Cyclades-PR4000

STEP SIX

A route map can either apply to all routes not discarded by the access lists, as shown in Figure 12.6, or to routes filtered by a particular access list, as shown in Figure 12.7.

Seq. 10	Seq. 4		Rule 2	Rule 1	Rule 0
		Seq
		. 2

DiscardedDiscarded

RoutesRoutes

BGP-4

Message From

Tele Popeye

Rule 1 Rule 0 Rule 2 Rule 1 Rule 0

Access list	Access list	Access list
	popeye_comm	popeye_dist
popeye_path
	type Community	type Distribution
type AS Path
	Route Map

FIGURE 12.7 ROUTE MAP ASSOCIATED WITH AN ACCESS LIST

In figure 12.7, the access list popeye_path is associated with sequence 2 of Route Map 1. Instead of the access list causing the disposal of the routes that match its rules, it causes the application of the route map.

Chapter 11 - Routing Protocols 111