PE-4 RP/0/0/CPU0:PE-4# show run Wed May 20 18:00:22.257 UTC Building configuration... !! IOS XR Configuration 6.3.1 !! Last configuration change at Tue May 5 18:17:29 2026 by daniel ! hostname PE-4 banner motd ^C Access to this router and all connected network resources is restricted to authorized personnel. Unauthorized access is prohibited and may be subject to legal action. ------------------------------------------------------------ Si usted no es personal autorizado, ctese inmediatamente. ------------------------------------------------------------ Use of this system indicates acceptance of monitoring and security policies. ************************************************************ ^C banner login ^C ************************************************************ * * * ██████ ██████ ██ ███████ ███████ ██████ * * ██ ██ ██ ██ ██ ██ ██ * * ██ ██ ██ █████ ███████ ██████ * * ██ ██ ██ ██ ██ ██ * * ██████ ██████ ██ ███████ ███████ ██ * * * * CCIE SERVICE PROVIDER LAB ENVIRONMENT * * (SP) * * * ************************************************************ ^C vrf CUST-A address-family ipv4 unicast import route-target 101.101.101.101:500 103.103.103.103:65050 ! export route-target 104.104.104.104:500 ! ! address-family ipv6 unicast import route-target 101.101.101.101:500 103.103.103.103:65050 ! export route-target 104.104.104.104:500 ! ! ! interface Loopback600 description MgM-000104104104 ipv4 address 104.104.104.104 255.255.255.255 ipv6 address 2001:db8:500:abcd::104/128 ! interface MgmtEth0/0/CPU0/0 shutdown ! interface GigabitEthernet0/0/0/0 description CORE-P2P -> P7 Gi0/0/0/2 ipv4 address 10.0.102.3 255.255.255.254 ipv6 address 2001:db8:1000:1002::1/127 ! interface GigabitEthernet0/0/0/1 description VRF-CUST-A2 vrf CUST-A ipv4 address 192.0.3.5 255.255.255.252 ipv6 address 2001:db8:de::5/64 ! interface GigabitEthernet0/0/0/2 shutdown ! interface GigabitEthernet0/0/0/3 shutdown ! interface GigabitEthernet0/0/0/4 shutdown ! interface GigabitEthernet0/0/0/5 shutdown ! interface GigabitEthernet0/0/0/6 shutdown ! interface GigabitEthernet0/0/0/7 shutdown ! interface GigabitEthernet0/0/0/8 shutdown ! route-policy BGP-PASS pass end-policy ! router isis 500-SP set-overload-bit on-startup 60 is-type level-2-only net 49.0001.0104.0104.0104.00 distribute link-state address-family ipv4 unicast metric-style wide advertise passive-only mpls traffic-eng level-2-only mpls traffic-eng router-id Loopback600 segment-routing mpls sr-prefer ! address-family ipv6 unicast metric-style wide advertise passive-only single-topology segment-routing mpls ! interface Loopback600 passive address-family ipv4 unicast prefix-sid index 104 ! address-family ipv6 unicast prefix-sid index 104 ! ! interface GigabitEthernet0/0/0/0 bfd fast-detect ipv4 bfd fast-detect ipv6 point-to-point hello-padding disable address-family ipv4 unicast fast-reroute per-prefix metric 10 ! address-family ipv6 unicast fast-reroute per-prefix metric 10 ! ! ! router bgp 500 bgp router-id 104.104.104.104 bgp log neighbor changes detail address-family vpnv4 unicast ! address-family vpnv6 unicast ! neighbor 11.11.11.11 remote-as 500 update-source Loopback600 address-family vpnv4 unicast ! address-family vpnv6 unicast ! ! neighbor 12.12.12.12 remote-as 500 update-source Loopback600 address-family vpnv4 unicast ! address-family vpnv6 unicast ! ! vrf CUST-A rd 500:10 address-family ipv4 unicast ! address-family ipv6 unicast ! neighbor 192.0.3.6 remote-as 65010 address-family ipv4 unicast route-policy BGP-PASS in route-policy BGP-PASS out as-override ! ! neighbor 2001:db8:de::6 remote-as 65010 address-family ipv6 unicast route-policy BGP-PASS in route-policy BGP-PASS out as-override ! ! ! ! multicast-routing address-family ipv4 interface Loopback600 enable ! interface GigabitEthernet0/0/0/0 enable ! mdt source Loopback600 ! ! segment-routing traffic-eng pcc pce address ipv4 23.23.23.23 ! ! ! end ************************* ************************* ************************* ! ====================== ! INTERFACE CONFIGURATION ! ====================== interface Loopback600 description MgM-000104104104 ipv4 address 104.104.104.104 255.255.255.255 ipv6 address 2001:db8:500:abcd::104/128 interface GigabitEthernet0/0/0/0 description CORE-P2P -> P7 Gi0/0/0/2 ipv4 address 10.0.102.3/31 ipv6 address 2001:db8:1000:1002::1/127 no shutdown interface GigabitEthernet0/0/0/2 description VRF-CUST-A2 vrf CUST-A ipv4 address 192.0.3.5/30 ipv6 address 2001:db8:de::5/64 no shutdown ! ====================== ! ISIS CONFIGURATION ! ====================== router isis 500-SP set-overload-bit on-startup 60 net 49.0001.0104.0104.0104.00 address-family ipv4 unicast metric-style wide advertise passive-only segment-routing mpls ! address-family ipv6 unicast metric-style wide advertise passive-only single-topology segment-routing mpls ! interface Loopback600 passive address-family ipv4 unicast prefix-sid index 104 ! address-family ipv6 unicast prefix-sid index 104 ! ! interface GigabitEthernet0/0/0/0 bfd fast-detect ipv4 bfd fast-detect ipv6 point-to-point hello-padding disable address-family ipv4 unicast fast-reroute per-prefix metric 10 ! address-family ipv6 unicast fast-reroute per-prefix metric 10 ! ! ! ====================== ! VRF CONFIGURATION ! ====================== vrf CUST-A address-family ipv4 unicast import route-target 101.101.101.101:500 ! export route-target 104.104.104.104:500 ! ! address-family ipv6 unicast import route-target 101.101.101.101:500 ! export route-target 104.104.104.104:500 ! ! ! ! ====================== ! eBGP CONFIGURATION ! ====================== router bgp 500 bgp router-id 104.104.104.104 bgp log neighbor changes detail address-family vpnv4 unicast ! address-family vpnv6 unicast ! vrf CUST-A rd 500:10 address-family ipv4 unicast ! address-family ipv6 unicast ! neighbor 192.0.2.6 remote-as 65010 address-family ipv4 unicast route-policy BGP-PASS in route-policy BGP-PASS out ! ! neighbor 2001:db8:ce::6 remote-as 65010 address-family ipv6 unicast route-policy BGP-PASS in route-policy BGP-PASS out ! ! ! ! ! ====================== ! iBGP CONFIGURATION ! ====================== router bgp 500 bgp router-id 104.104.104.104 address-family vpnv4 unicast ! address-family vpnv6 unicast ! neighbor 12.12.12.12 remote-as 500 update-source Loopback600 address-family vpnv4 unicast ! address-family vpnv6 unicast ! ! neighbor 11.11.11.11 remote-as 500 update-source Loopback600 address-family vpnv4 unicast ! address-family vpnv6 unicast ! ! ! ====================== ! CUST-A1 ! ====================== ip prefix-list CUST-A-OUT seq 10 permit 22.22.22.0/24 ip prefix-list CUST-A-OUT seq 20 permit 172.22.22.0/24 ipv6 prefix-list CUST-A-OUT-V6 seq 10 permit 2001:db8:5003:22::/64 ipv6 prefix-list CUST-A-OUT-V6 seq 20 permit 2001:db8:5003:172::/64 route-map CUST-A-OUT permit 10 match ip address prefix-list CUST-A-OUT route-map CUST-A-OUT-V6 permit 10 match ipv6 address prefix-list CUST-A-OUT-V6