RP/0/0/CPU0:XR3#show running-config Mon Feb 27 03:02:24.698 UTC Building configuration... !! IOS XR Configuration 6.1.2 !! Last configuration change at Mon Feb 27 02:55:55 2017 by cisco ! hostname XR3 logging console debugging logging buffered 9999999 logging buffered debugging service timestamps log datetime msec service timestamps debug datetime msec line console exec-timeout 0 0 transport preferred none ! interface Loopback0 ipv4 address 10.0.255.3 255.255.255.255 ipv6 address fc00::10:0:255:3/128 ! interface Loopback2 ipv4 address 10.0.255.13 255.255.255.255 ! interface GigabitEthernet0/0/0/0 carrier-delay up 0 down 0 load-interval 30 ! interface GigabitEthernet0/0/0/0.13 ipv4 address 10.0.0.3 255.255.255.254 ipv6 address fe80::13:c5c0:3 link-local encapsulation dot1q 13 logging events link-status ! interface GigabitEthernet0/0/0/0.23 ipv4 address 10.0.0.9 255.255.255.254 ipv6 address fe80::23:c5c0:3 link-local encapsulation dot1q 23 logging events link-status ! interface GigabitEthernet0/0/0/0.34 ipv4 address 10.0.0.6 255.255.255.254 ipv6 address fe80::34:c5c0:3 link-local encapsulation dot1q 34 logging events link-status ! router ospf CORE router-id 10.0.255.3 auto-cost reference-bandwidth 100000 area 0.0.0.0 network point-to-point interface Loopback0 ! interface Loopback2 ! interface GigabitEthernet0/0/0/0.13 cost 1000 ! interface GigabitEthernet0/0/0/0.23 ! interface GigabitEthernet0/0/0/0.34 ! ! ! end