BigIron RX Series Configuration Guide 60553-1001986-01Route selection precedence for multicast 23To specify a non-default route from the mRTM, then a non-default route from the uRTM, then adefault route from the mRTM, and then a default route from the uRTM, enter commands such asthe following.BigIron RX(config)# router pimBigIron RX(config-pim-router)# route-precedence mc-non-default uc-non-defaultmcdefault uc-defaultThe none option may be used to fill up the precedence table in order to ignore certain types ofroutes. To use the unicast default route for multicast, enter commands such as the following.BigIron RX(config)# router pimBigIron RX(config-pim-router)#route-precedence mc-non-default mc-defaultuc-non-default noneSyntax: [no] route-precedence {mc-non-default mc-default uc-non-default uc-default none}Default value: route-precedence mc-non-default mc-default uc-non-default uc-defaultUse the mc-non-default parameter to specify a multicast non-default route.Use the mc-default parameter to specify a multicast default route.Use the uc-non-default parameter to specify a unicast non-default route.Use the uc-default parameter to specify a unicast default route.Use the none parameter to ignore certain types of routes.The no form of this command removes the configuration.Displaying the route selectionUse the show ip pim sparse command to display the current route selection. The example belowdisplays the default route precedence selection.BigIron RX(config)#show ip pim sparseGlobal PIM Sparse Mode SettingsHello interval : 30 Neighbor timeout : 105Bootstrap Msg interval: 60 Candidate-RP Advertisement interval: 60Join/Prune interval : 60 SPT Threshold : 1Inactivity interval : 180 SSM Enabled : NoHardware Drop Enabled : YesRoute Selection : mc-non-default mc-default uc-non-default uc-default---------+----------------+----+---+----------------------+------+-------------+Interface|Local |Mode|Ver| Designated Router |TTL |Multicast ||Address | | |Address Port |Thresh|Boundary |---------+----------------+----+---+----------------------+------+-------------+v12 100.4.8.2 SM V2 Itself 1 Nonev13 100.16.8.2 SM V2 Itself 1 Nonev124 124.0.0.1 SM V2 Itself 1 Nonev125 125.0.0.1 SM V2 Itself 1 Nonev126 126.0.0.1 SM V2 Itself 1 Nonev127 127.0.0.1 SM V2 Itself 1 Nonel1 1.0.8.1 SM V2 Itself 1 NoneThis example displays the route precedence selection as multicast non-default, then unicastnon-default, then multicast default, and then unicast default.
