Basic configurations

This section provides information to configure route policies and configuration examples of common tasks. The minimal route policy parameters that need to be configured are described below.

Policy statement with the following parameters specified:

Following is an example route policy configuration:

A:ALA-B>config>router>policy-options# info
----------------------------------------------
            community "all-types" members "5000:[1-6][1-9][0-9]"
            community "all-normal" members "5000:[1-5][1-9][0-9]"
. . . 
as-path "Outside madeup paths" ".* 5001 .*"
            as-path "Outside Internet paths" ".* 5002 .*"
            policy-statement "RejectOutsideASPaths"
                entry 1
                    from
                        protocol bgpospf
                        as-path "Outside madeup paths"
                    exit
                    action reject
                    exit
                exit
                entry 2
                    from
                        protocol bgpospf
                        as-path "Outside Internet paths"
                    exit
                    action reject
                    exit
                exit
                entry 3
                    from
                        protocol ospf
                    exit
                    to
                        protocol bgpospf
                    exit
                    action reject
                    exit
                exit
                entry 4
                    from
                        protocol isis
                    exit
                    to
                        protocol bgpospf
                    exit
                    action reject
                    exit
                exit
                default-action accept
                exit
            exit
            policy-statement "aggregate-customer-peer-only"
                entry 1
                    from
                        community "all-customer-announce"
                    exit
                    action accept
                    exit
                exit
                default-action reject
                exit
            exit
----------------------------------------------
A:ALA-B>config>router>policy-options#