Exploring the quirks of Network Engineering
Scenario
Basic PIM-SM Setup with static RP. One LAN and one WAN interface.
IOS Config
ip multicast-routing
!
interface Loopback0
ip address 9.9.9.9 255.255.255.255
ip pim sparse-mode
description Loopback for RP
!
interface Gi0/0
ip pim sparse-mode
!
interface Gi0/1
ip pim sparse-mode
!
ip pim bsr-candidate Loopback0 30 200
ip pim rp-candidate Loopback0 group-list RESTRICT_RP priority 50
!
ip access-list standard RESTRICT_RP
permit 228.3.3.9
XR Config
interface Loopback0
ipv4 address 9.9.9.9 255.255.255.255
description Loopback for RP
!
multicast-routing
address-family ipv4
interface all enable
!
!
router pim
address-family ipv4
interface GigabitEthernet0/0/0/0
enable
!
interface GigabitEthernet0/0/0/1
enable
!
bsr candidate-bsr 9.9.9.9 hash-mask-len 30 priority 200
bsr candidate-rp 9.9.9.9 group-list RESTRICT_RP priority 50
!
!
ipv4 access-list RESTRICT_RP
10 permit ipv4 host 228.3.3.9 any