primary-SW#sh run
Building configuration...

Current configuration : 1537 bytes
!
! Last configuration change at 21:06:13 UTC Fri Sep 11 2020
!
version 15.2
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
service compress-config
!
hostname primary-SW
!
boot-start-marker
boot-end-marker
!
!
!
no aaa new-model
!
!
!
!
!
!
!
!
no ip cef
no ipv6 cef
!
!
!
spanning-tree mode rapid-pvst
spanning-tree extend system-id
!
vlan internal allocation policy ascending
!
!
policy-map global_policy
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface Ethernet0/0
!
interface Ethernet0/1
!
interface Ethernet0/2
!
interface Ethernet0/3
!
interface Ethernet1/0
!
interface Ethernet1/1
!
interface Ethernet1/2
!
interface Ethernet1/3
!
interface Ethernet2/0
!
interface Ethernet2/1
!
interface Ethernet2/2
!
interface Ethernet2/3
!
interface Ethernet3/0
 switchport access vlan 100
 switchport mode access
!
interface Ethernet3/1
 switchport access vlan 100
 switchport mode access
!
interface Ethernet3/2
 switchport trunk encapsulation dot1q
 switchport mode trunk
!
interface Ethernet3/3
 switchport access vlan 101
 switchport mode access
!
interface Vlan100
 ip address 192.168.100.2 255.255.255.248
!
interface Vlan101
 ip address 10.66.253.2 255.255.255.0
 standby 101 ip 10.66.253.1
 standby 101 timers 1 2
 standby 101 priority 200
 standby 101 preempt
!
ip forward-protocol nd
!
!
no ip http server
no ip http secure-server
ip route 10.66.244.0 255.255.255.248 192.168.100.1
!
!
!
!
!
control-plane
!
!
line con 0
 logging synchronous
line aux 0
line vty 0 4
 login
!
!
end

primary-SW#
primary-SW#