348 CHAPTER 18: MULTICAST P ROTOCOL[SW5500]vlan 11[SW5500-vlan11]port ethernet 1/0/4 to ethernet 1/0/5[SW5500-vlan11]quit[SW5500]interface vlan-interface 11[SW5500-vlan-interface11]igmp enable[SW5500-vlan-interface11]pim sm[SW5500-vlan-interface11]quit[SW5500]vlan 12[SW5500-vlan12]port ethernet 1/0/6 to ethernet 1/0/7[SW5500-vlan12]quit[SW5500]interface vlan-interface 12[SW5500-vlan-interface12]igmp enable[SW5500-vlan-interface12]pim sm[SW5500-vlan-interface12]quitb Configure the C-BSR.[SW5500]pim[SW5500-pim]c-bsr vlan-interface 10 30 2c Configure the C-RP.[SW5500]acl number 2000[SW5500-acl-basic-2000]rule permit source 225.0.0.0 0.255.255.255[SW5500]pim[SW5500-pim]c-rp vlan-interface 10 group-policy 2000d Configure PIM domain border.[SW5500]interface vlan-interface 12[SW5500-vlan-interface12]pim bsr-boundaryAfter VLAN-interface 12 is configured as the domain border, Switch_D will beexcluded from the local PIM domain and will no longer receive the BSR informationtransmitted from Switch_B.3 On Switch_C:a Enable PIM-SM.[SW5500]multicast routing-enable[SW5500]vlan 10[SW5500-vlan10]port ethernet 1/0/2 to ethernet 1/0/3[SW5500-vlan10]quit[SW5500]interface vlan-interface 10[SW5500-vlan-interface10]igmp enable[SW5500-vlan-interface10]pim sm[SW5500-vlan-interface10]quit[SW5500]vlan 11[SW5500-vlan11]port ethernet 1/0/4 to ethernet 1/0/5[SW5500-vlan11]quit[SW5500]interface vlan-interface 11[SW5500-vlan-interface11]igmp enable[SW5500-vlan-interface11]pim sm[SW5500-vlan-interface11]quit[SW5500]vlan 12[SW5500-vlan12]port ethernet 1/0/6 to ethernet 1/0/7[SW5500-vlan12]quit[SW5500]interface vlan-interface 12[SW5500-vlan-interface12]igmp enable[SW5500-vlan-interface12]pim sm[SW5500-vlan-interface12]quit