P4 RP/0/0/CPU0:P4#show running-config Wed May 20 15:18:52.407 UTC Building configuration... !! IOS XR Configuration 6.3.1 !! Last configuration change at Tue May 5 17:10:39 2026 by daniel ! hostname P4 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 interface Loopback600 description MgM-000444 ipv4 address 4.4.4.4 255.255.255.255 ipv6 address 2001:db8:500:abcd::4/128 ! interface MgmtEth0/0/CPU0/0 shutdown ! interface GigabitEthernet0/0/0/0 description CORE-P2P -> P2 Gi0/0/0/4 ipv4 address 10.0.25.11 255.255.255.254 ipv6 address 2001:db8:1000:205::1/127 ! interface GigabitEthernet0/0/0/1 description CORE-P2P -> P-3 Gi0/0/0/4 ipv4 address 10.0.34.9 255.255.255.254 ipv6 address 2001:db8:1000:304::1/127 ! interface GigabitEthernet0/0/0/2 description CORE-P2P -> P1 Gi0/0/0/0 ipv4 address 10.0.12.5 255.255.255.254 ipv6 address 2001:db8:1000:102::1/127 ! interface GigabitEthernet0/0/0/3 description CORE-P2P -> P1 Gi0/0/0/1 ipv4 address 10.0.11.3 255.255.255.254 ipv6 address 2001:db8:1000:101::1/127 ! interface GigabitEthernet0/0/0/4 description CORE-P2P -> P6 Gi0/0/0/1 ipv4 address 10.0.42.4 255.255.255.254 ipv6 address 2001:db8:1000:402::/127 ! interface GigabitEthernet0/0/0/5 description CORE-P2P -> P5 Gi0/0/0/4 ipv4 address 10.0.41.2 255.255.255.254 ipv6 address 2001:db8:1000:401::/127 ! interface GigabitEthernet0/0/0/6 shutdown ! interface GigabitEthernet0/0/0/7 shutdown ! interface GigabitEthernet0/0/0/8 shutdown ! router isis 500-SP is-type level-2-only net 49.0001.0004.0004.0004.00 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 4 ! address-family ipv6 unicast prefix-sid index 4 ! ! interface GigabitEthernet0/0/0/0 circuit-type level-2-only 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 ! ! interface GigabitEthernet0/0/0/1 circuit-type level-2-only 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 ! ! interface GigabitEthernet0/0/0/2 circuit-type level-2-only 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 ! ! interface GigabitEthernet0/0/0/3 circuit-type level-2-only 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 ! ! interface GigabitEthernet0/0/0/4 circuit-type level-2-only 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 ! ! interface GigabitEthernet0/0/0/5 circuit-type level-2-only 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 ! ! ! multicast-routing address-family ipv4 interface Loopback600 enable ! interface all enable ! ! segment-routing traffic-eng ! ! end ************************ ************************ ************************ ! ====================== ! INTERFACE CONFIGURATION ! ====================== interface Loopback600 description MgM-000444 ipv4 address 4.4.4.4 255.255.255.255 ipv6 address 2001:db8:500:abcd::4/128 interface GigabitEthernet0/0/0/0 description CORE-P2P -> P2 Gi0/0/0/4 ipv4 address 10.0.25.22/31 ipv6 address 2001:db8:1000:205::1/127 no shutdown interface GigabitEthernet0/0/0/1 description CORE-P2P -> P-3 Gi0/0/0/4 ipv4 address 10.0.34.9/31 ipv6 address 2001:db8:1000:304::1/127 no shutdown interface GigabitEthernet0/0/0/2 description CORE-P2P -> P1 Gi0/0/0/0 ipv4 address 10.0.12.5/31 ipv6 address 2001:db8:1000:102::1/127 no shutdown interface GigabitEthernet0/0/0/3 description CORE-P2P -> P1 Gi0/0/0/1 ipv4 address 10.0.11.3/31 ipv6 address 2001:db8:1000:101::1/127 no shutdown interface GigabitEthernet0/0/0/4 description CORE-P2P -> P6 Gi0/0/0/1 ipv4 address 10.0.42.4/31 ipv6 address 2001:db8:1000:402::0/127 no shutdown interface GigabitEthernet0/0/0/5 description CORE-P2P -> P5 Gi0/0/0/4 ipv4 address 10.0.41.2/31 ipv6 address 2001:db8:1000:401::0/127 no shutdown ! ====================== ! ISIS CONFIGURATION ! ====================== router isis 500-SP set-overload-bit on-startup 60 net 49.0001.0004.0004.0004.00 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 4 ! address-family ipv6 unicast prefix-sid index 4 ! ! interface GigabitEthernet0/0/0/0 circuit-type level-2-only 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 ! ! interface GigabitEthernet0/0/0/1 circuit-type level-2-only 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 ! interface GigabitEthernet0/0/0/2 circuit-type level-2-only 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 ! interface GigabitEthernet0/0/0/3 circuit-type level-2-only 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 ! ! interface GigabitEthernet0/0/0/4 circuit-type level-2-only 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 ! interface GigabitEthernet0/0/0/5 circuit-type level-2-only 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 !