PIM BiDir

Scenario
The covers the R4 configuration of BiDir PIM as seen on this lab.

IOS Config

multicast-routing distributed
!
interface Loopback0
 ip address 4.4.4.4 255.255.255.255
!
interface Loopback1
 description RP loopback
 ip address 10.4.4.4 255.255.255.255
 ! sparse-mode or sparse-dense-mode can be used, sparse-mode is more common
 ip pim sparse-mode
!
! Only one interface shown here but other interfaces are analogous
interface GigabitEthernet3
 description link to R5
 ip address 10.10.45.4 255.255.255.0
 ip pim sparse-mode
 ip router isis LAB
 isis circuit-type level-2-only
 isis network point-to-point
!
router isis LAB
 net 49.0100.4444.4444.4444.00
 is-type level-2-only
 metric-style wide
 passive-interface Loopback0
 passive-interface Loopback1
!
ip pim bidir-enable
ip pim rp-address 10.4.4.4 1 bidir
!
access-list 1 permit 228.1.1.9
!

XR Config

ipv4 access-list GROUP-ACL
 10 permit ipv4 host 228.1.1.9 any
!
interface Loopback1
 ipv4 address 10.4.4.4 255.255.255.255
!
router isis LAB
 is-type level-2-only
 net 49.0100.4444.4444.4444.00
 log adjacency changes
 address-family ipv4 unicast
  metric-style wide
 !
 interface Loopback0
  passive
  address-family ipv4 unicast
  !
 !
 interface Loopback1
  passive
  address-family ipv4 unicast
  !
 !
 interface GigabitEthernet0/0/0/1
  point-to-point
  address-family ipv4 unicast
  !
 !
 interface GigabitEthernet0/0/0/2
  point-to-point
  address-family ipv4 unicast
  !
 !
 interface GigabitEthernet0/0/0/3
  point-to-point
  address-family ipv4 unicast
  !
 !
!
multicast-routing
 address-family ipv4
  interface Loopback1
   enable
  !
  interface GigabitEthernet0/0/0/1
   enable
  !
  interface GigabitEthernet0/0/0/2
   enable
  !
  interface GigabitEthernet0/0/0/3
   enable
  !
 !
!
router pim
 address-family ipv4
  rp-address 10.4.4.4 GROUP-ACL bidir
  interface GigabitEthernet0/0/0/1
   enable
  !
  interface GigabitEthernet0/0/0/2
   enable
  !
  interface GigabitEthernet0/0/0/3
   enable
  !
 !
!

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