!!!Here is configuration sample for RIPv2 between PE and CPE inside VRF CUST2. This sample is for CCIE SP Lab practise.
PE Configuration for Cisco XR OS
VRF used is CUST2
!
router bgp 1
vrf CUST2
rd 200:1
address-family ipv4 unicast
redistribute rip metric 1
!
router rip
vrf CUST2
interface GigabitEthernet0/0/0/1
!
interface GigabitEthernet0/0/0/3
!
redistribute bgp 1
!
!
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PE Configuration for Cisco XE
VRF used is CUST2
router rip
!
address-family ipv4 vrf CUST2
network 6.0.0.0
network 169.10.0.0
no auto-summary
version 2
exit-address-family
!
!