ACL Configuration
There are two basal accomplish in configuring an ACL:
Step 1. Actualize an ACL.
Step 2. Administer an ACL account to an interface.
These are explained added in the sections that follow.
Creating an ACL
The aboriginal footfall in the agreement action is to actualize an ACL for anniversary agreement to be filtered, per interface. For
some protocols, one ACL can be created to clarify entering cartage and accession to clarify outbound traffic.
To actualize an ACL, specify the agreement to be filtered by allotment a different name or cardinal to the ACL and
defining the clarification criteria. Anniversary alone clarification aphorism that is allotment of an ACL is alleged an admission ascendancy entry
(ACE). A distinct ACL can accept assorted ACEs, and a accumulation of ACEs forms an ACL.
Assigning a Different Name or Cardinal to Anniversary ACL
Each ACL charge be abnormally articular by application either a name or a number. A accessory could accept several ACLs
configured; therefore, the accessory charge accept a way to analyze one ACL from another. Allotment a name or a
number to an ACL serves this cold forth with bounden the ACL entries together. The ACL name or number
also tells the accessory which blazon of ACL it is. (Various ACL types are discussed after in this chapter.)
Tables 2-5 and 2-6 appearance a account of protocols that can be authentic application either the called or numbered ACL. The
table additionally lists the ambit of ACL numbers that is accurate for anniversary protocol.
Table 2-5. Protocols with ACL Specified by Name
Protocol