How to use HSRP-Network redundency/Reliable Network solution

[mallawar123]

Configure HSRP-Hot Standby Roter Protocol (Network redundency or Reliable Network solution)

R3 Running Configuration

R3#config t

R3(config)#
R3(config)#int g0/0
R3(config-subif)#ip address 10.35.20.1 255.255.255.0
R3(config-subif)#no shutdown
R3(config-subif)#exit
R3(config)#
R3(config)#int g0/1
R3(config-subif)#no shutdown
R3(config-subif)#exit
R3(config)#
R3(config)#int g0/1.10
R3(config-subif)#encapsulation dot1Q 10
R3(config-subif)#ip address 10.35.10.1 255.255.255.0
R3(config-subif)#standby 10 ip 10.35.10.10
R3(config-subif)#standby 10 priority 140
R3(config-subif)#standby 10 preempt
R3(config-subif)#exit
R3(config)#
R3(config)#int g0/1.30
R3(config-subif)#encapsulation dot1Q 30
R3(config-subif)#ip address 10.35.30.1 255.255.255.0
R3(config-subif)#standby 30 ip 10.35.30.30
R3(config-subif)#standby 30 priority 140
R3(config-subif)#standby 30 preempt
R3(config-subif)#exit
R3(config)#ip route 10.35.10.0 255.255.255.0 g0/1.10
R3(config)#ip route 10.35.30.0 255.255.255.0 g0/1.30
R3(config)#ip dhcp pool net10
R3(dhcp-config)#network 10.35.10.0 255.255.255.0
R3(dhcp-config)#default-router 10.35.10.1

R3(dhcp-config)#default-router 10.35.10.10
R3(dhcp-config)#exit
R3(config)#ip dhcp pool net30
R3(dhcp-config)#network 10.35.30.0 255.255.255.0
R3(dhcp-config)#default-router 10.35.30.1

R3(dhcp-config)#default-router 10.35.30.30
R3(dhcp-config)#exit
R3(config)#

R3>enable
R3#sh Run
Building configuration...

Current configuration : 1240 bytes
!
version 15.1
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname R3
!
ip dhcp pool Net10
network 10.35.10.0 255.255.255.0
default-router 10.35.10.1

default-router 10.35.10.10
ip dhcp pool Net30
network 10.35.30.0 255.255.255.0
default-router 10.35.30.1

default-router 10.35.30.30
!
interface GigabitEthernet0/0
ip address 10.35.20.1 255.255.255.0
duplex auto
speed auto
!
interface GigabitEthernet0/1
no ip address
duplex auto
speed auto
!
interface GigabitEthernet0/1.10
encapsulation dot1Q 10
ip address 10.35.10.1 255.255.255.0
standby 10 ip 10.35.10.10
standby 10 priority 140
standby 10 preempt
!
interface GigabitEthernet0/1.30
encapsulation dot1Q 30
ip address 10.35.30.1 255.255.255.0
standby 30 ip 10.35.30.30
standby 30 priority 140
standby 30 preempt
!
interface Vlan1
no ip address
shutdown
!
ip classless
ip route 10.35.10.0 255.255.255.0 GigabitEthernet0/1
ip route 10.35.30.0 255.255.255.0 GigabitEthernet0/1.30
!
line con 0
!
line aux 0
!
line vty 0 4
login
!
!
!
end

R4 Running Configuration

R4#config t
R4(config)#
R4(config)#int g0/0
R4(config-subif)#ip address 10.35.20.2 255.255.255.0
R4(config-subif)#no shutdown
R4(config-subif)#exit
R4(config)#
R4(config)#int g0/1
R4(config-subif)#no shutdown
R4(config-subif)#exit
R4(config)#
R4(config)#int g0/1.10
R4(config-subif)#encapsulation dot1Q 10
R4(config-subif)#ip address 10.35.10.2 255.255.255.0
R4(config-subif)#standby 10 ip 10.35.10.10
R4(config-subif)#standby 10 priority 140

R4(config-subif)#standby 10 priority 120
R4(config-subif)#standby 10 preempt
R4(config-subif)#exit
R4(config)#
R4(config)#int g0/1.30
R4(config-subif)#encapsulation dot1Q 30
R4(config-subif)#ip address 10.35.30.2 255.255.255.0
R4(config-subif)#standby 30 ip 10.35.30.30
R4(config-subif)#standby 30 priority 140

R4(config-subif)#standby 30 priority 120
R4(config-subif)#standby 30 preempt
R4(config-subif)#exit
R4(config)#
R4(config)#ip route 10.35.10.0 255.255.255.0 g0/1.10
R4(config)#ip route 10.35.30.0 255.255.255.0 g0/1.30
R4(config)#ip dhcp pool net10
R4(dhcp-config)#network 10.35.10.0 255.255.255.0
R4(dhcp-config)#default-router 10.35.10.2

R4(dhcp-config)#default-router 10.35.10.10
R4(dhcp-config)#exit
R4(config)#ip dhcp pool net30
R4(dhcp-config)#network 10.35.30.0 255.255.255.0
R4(dhcp-config)#default-router 10.35.30.2

R4(dhcp-config)#default-router 10.35.30.30
R4(dhcp-config)#exit
R4(config)#

R4#
R4#sh run
R4#sh running-config
Building configuration...

Current configuration : 1183 bytes
!
version 15.1
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname R4
!
ip dhcp pool net10
network 10.35.10.0 255.255.255.0
default-router 10.35.10.2

default-router 10.35.10.10
ip dhcp pool net30
network 10.35.30.0 255.255.255.0
default-router 10.35.30.2

default-router 10.35.30.30
!
interface GigabitEthernet0/0
ip address 10.35.20.2 255.255.255.0
duplex auto
speed auto
!
interface GigabitEthernet0/1
no ip address
duplex auto
speed auto
!
interface GigabitEthernet0/1.10
encapsulation dot1Q 10
ip address 10.35.10.2 255.255.255.0
standby 10 ip 10.35.10.10
standby 10 priority 140

standby 10 priority 120
standby 10 preempt
!
interface GigabitEthernet0/1.30
encapsulation dot1Q 30
ip address 10.35.30.2 255.255.255.0
standby 30 ip 10.35.30.30
standby 30 priority 140

standby 10 priority 120
standby 30 preempt
!
interface GigabitEthernet0/2
no ip address
duplex auto
speed auto
shutdown
!
interface Vlan1
no ip address
shutdown
!
ip classless
!
line con 0
!
line aux 0
!
line vty 0 4
login
!
end

SW2 running configuration

SW2#config t
Enter configuration commands, one per line. End with CNTL/Z.
SW2(config)#int g0/1
SW2(config-if)#sw
SW2(config-if)#switchport mode trunk
SW2(config-if)#switchport trunk allowed vlan 10,30
SW2(config-if)#no shutdown
SW2(config-if)#exit
SW2(config)#int g0/2
SW2(config-if)#switchport mode trunk
SW2(config-if)#switchport trunk allowed vlan 10,30
SW2(config-if)#no shutdown
SW2(config-if)#exit
SW2(config)#int range f0/1-12
SW2(config-if)#switchport mode access
SW2(config-if)#switchport access vlan 10
SW2(config-if)#no shutdown
SW2(config-if)#exit
SW2(config)#int range f0/13-24
SW2(config-if)#switchport mode access
SW2(config-if)#switchport access vlan 10
SW2(config-if)#no shutdown
SW2(config-if)#exit
SW2(config)#

SW1>enable
SW1#config t
Enter configuration commands, one per line. End with CNTL/Z.
SW1(config)#host
SW1(config)#hostname SW2
SW2(config)#exit
SW2#
%SYS-5-CONFIG_I: Configured from console by console

SW2#
SW2#
SW2#sh run
Building configuration...

Current configuration : 2448 bytes
!
version 12.2
no service timestamps log datetime msec
no service timestamps debug datetime msec
no service password-encryption
!
hostname SW2
!
spanning-tree mode pvst
spanning-tree extend system-id
!
interface FastEthernet0/1
switchport access vlan 10
switchport mode access

!
interface FastEthernet0/2
switchport access vlan 10
switchport mode access
!
interface FastEthernet0/3
switchport access vlan 10
switchport mode access
!
!
!
interface FastEthernet0/10
switchport access vlan 10
switchport mode access
!
interface FastEthernet0/11
switchport access vlan 10
switchport mode access
!
interface FastEthernet0/12
switchport access vlan 10
switchport mode access
!
!
interface FastEthernet0/13
switchport access vlan 30
switchport mode access
!
interface FastEthernet0/14
switchport access vlan 30
switchport mode access
!
interface FastEthernet0/15
switchport access vlan 30
switchport mode access
!
!
!
interface FastEthernet0/22
switchport access vlan 30
switchport mode access
!
interface FastEthernet0/23
switchport access vlan 30
switchport mode access
!
interface FastEthernet0/24
switchport access vlan 30
switchport mode access
!
interface GigabitEthernet0/1
switchport trunk allowed vlan 10,30
switchport mode trunk
!
interface GigabitEthernet0/2
switchport access vlan 10
switchport trunk allowed vlan 10,30
switchport mode trunk
!
interface Vlan1
no ip address
shutdown
!
line con 0
!
line vty 0 4
login
line vty 5 15
login
!
end