RP/0/RP0/CPU0:PE3#sh RP/0/RP0/CPU0:Apr 15 19:05:45.352 UTC: mpls_ldp[1205]: %ROUTING-LDP-5-NBR_CHANGE : VRF 'default' (0x60000000), Neighbor 2.2.2.2:0 is DOWN (Received Notification message from peer: KeepAlive Timer Expired) 
run 
Mon Apr 15 19:05:46.157 UTC
Building configuration...
!! IOS XR Configuration 7.7.2
!! Last configuration change at Mon Apr 15 17:10:25 2024 by admin
!
hostname PE3
logging console informational
username admin
 group root-lr
 group cisco-support
 secret 10 $6$kxgvqDviBiP1q...$s1jzbbI8Mp8/OTkGF8Ugx6bDH4qV7pkb5tC7JTnOd/0hQoaJFGWAtYPmtrCO3Hke45N3z3MxyUJdcInvbGCdT/
!
line console
 exec-timeout 60 0
 session-timeout 60
!
line default
 transport input ssh
!
vty-pool default 0 15 line-template default
!
policy-map OVERHEAD
 class class-default
  shape average 1 gbps 
 ! 
 --More-- RP/0/RP0/CPU0:Apr 15 19:05:46.851 UTC: mpls_ldp[1205]: %ROUTING-LDP-5-NBR_CHANGE : VRF 'default' (0x60000000), Neighbor 2.2.2.2:0 is UP (IPv4 connection) 
 end-policy-map
! 
!
policy-map OVERHEAD_10g
 class class-default
  shape average 10 gbps 
 ! 
 end-policy-map
! 
interface Loopback0
 ipv4 address 3.3.3.3 255.255.255.255
!
interface tunnel-ip10
 description TUNNEL TO PE2
 ipv4 address 10.2.3.2 255.255.255.252
 tunnel source GigabitEthernet0/0/0/1
 tunnel destination 172.16.50.2
!
interface GigabitEthernet0/0/0/0
 description TO PC
 mtu 1560
!
interface GigabitEthernet0/0/0/0.101 l2transport
 description TO PC
 encapsulation untagged
!         
interface GigabitEthernet0/0/0/1
 description TO INTERNET
 ipv4 address 172.16.51.2 255.255.255.252
!
router static
 address-family ipv4 unicast
  172.16.50.0/30 GigabitEthernet0/0/0/1 172.16.51.1
 !
!
router ospf 1
 nsr
 router-id 3.3.3.3
 mpls ldp auto-config
 nsf cisco
 area 1
  network point-to-point
  mpls traffic-eng
  interface Loopback0
  !
  interface tunnel-ip10
  !
 !
 mpls traffic-eng router-id Loopback0
!         
l2vpn
 router-id 3.3.3.3
 xconnect group test
  p2p test
   interface GigabitEthernet0/0/0/0.101
   neighbor ipv4 1.1.1.1 pw-id 55555
   !
  !
 !
!
mpls oam
!
mpls traffic-eng
!
mpls ldp
 log
  hello-adjacency
  neighbor
  nsr
  graceful-restart
 !
 discovery
  hello holdtime 5
  hello interval 1
 !
 router-id 3.3.3.3
!
end

RP/0/RP0/CPU0:PE3#