R1 (show run)

R1#sh run
Building configuration…

Current configuration : 1248 bytes
!
! Last configuration change at 03:37:43 CET Thu Mar 12 2015
!
version 15.0
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname R1
!
boot-start-marker
boot-end-marker
!
!
!
no aaa new-model
clock timezone CET 1
!
ip cef
!
no ipv6 cef
!
!
!
track 1 interface Ethernet0/0 line-protocol
!
!
!
!
interface Ethernet0/0
description Link to R2
ip address 172.16.10.2 255.255.255.0
standby 1 ip 172.16.10.254
standby 1 priority 130
standby 1 preempt delay reload 180
standby 1 authentication cisco123
standby 1 mac-address 4000.0000.0010
standby 1 track 1 decrement 40
!
interface Ethernet0/1
description Link to R5
ip address 172.16.15.1 255.255.255.0
!
interface Ethernet0/2
no ip address
shutdown
!
interface Ethernet0/3
no ip address
shutdown
!
interface Ethernet1/0
description Link to R2
ip address 172.16.20.2 255.255.255.0
standby 2 ip 172.16.20.254
!
interface Ethernet1/1
no ip address
shutdown
!
interface Ethernet1/2
no ip address
shutdown
!
interface Ethernet1/3
no ip address
shutdown
!
!
ip forward-protocol nd
no ip http server
!
!
!
!
!
control-plane
!
!
line con 0
logging synchronous
line aux 0
line vty 0 4
login
transport input all
!
end