cisco HSRP負載均衡

使用cisco的HSRP協議，實現冗餘熱備份

R5配置

!

noipdhcp use vrf connected

ipdhcp excluded-address192.168.2.1 192.168.2.9

ipdhcp excluded-address192.168.3.1 192.168.3.9

ipdhcp excluded-address192.168.4.1 192.168.4.9

!

ipdhcp pool vlan2

network 192.168.2.0255.255.255.0

default-router192.168.2.254

!

ipdhcp pool vlan3

network 192.168.3.0255.255.255.0

default-router192.168.3.254

!

ipdhcp pool vlan4

network 192.168.4.0255.255.255.0

default-router192.168.4.254

!

!

!

interface Loopback0

ip address 192.168.100.1 255.255.255.0

!

interface FastEthernet0/0

ip address 192.168.1.1 255.255.255.0

shutdown

duplex auto

speed auto

!

interface FastEthernet0/1

ip address 192.168.0.1 255.255.255.0

duplex auto

speed auto

!

ip route 0.0.0.0 0.0.0.0 192.168.1.2

ip route 0.0.0.0 0.0.0.0 192.168.0.2

!

 

 

SW1配置

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spanning-treevlan 2priority 8192

spanning-treevlan 3priority 8192

spanning-treevlan 4priority 16384

!

!

interface FastEthernet0/0

ip address 192.168.1.2 255.255.255.0

shutdown

duplex auto

speed auto

!!

interface FastEthernet1/13

switchport mode trunk

!

interface FastEthernet1/14

switchport mode trunk

!

interface FastEthernet1/15

switchport mode trunk

!!

interface Vlan2

ip address 192.168.2.1255.255.255.0

ip helper-address192.168.1.1

standby 2 ip192.168.2.254

standby 2 priority 150

standby 2 preempt

standby 2 trackFastEthernet0/0 100

standby 2 trackFastEthernet1/14 100

standby 2 trackFastEthernet1/13 100

!

interface Vlan3

ip address 192.168.3.1255.255.255.0

ip helper-address192.168.1.1

standby 3 ip192.168.3.254

standby 3 priority 150

standby 3 preempt

standby 3 trackFastEthernet0/0 100

standby 3 trackFastEthernet1/14 100

standby 3 trackFastEthernet1/13 100

!

interface Vlan4

ip address 192.168.4.1255.255.255.0

ip helper-address192.168.1.1

standby 4 ip192.168.4.254

standby 4 preempt

!

ip route 192.168.100.0 255.255.255.0192.168.1.1

!

 

SW2配置

!

spanning-treevlan 2priority 16384

spanning-treevlan 3priority 16384

spanning-treevlan 4priority 8192

!!

interface FastEthernet0/1

ip address 192.168.0.2 255.255.255.0

duplex auto

speed auto

!!

interface FastEthernet1/13

switchport mode trunk

!

interface FastEthernet1/14

switchport mode trunk

!

interface FastEthernet1/15

switchport mode trunk

!!

interface Vlan2

ip address 192.168.2.2255.255.255.0

ip helper-address192.168.0.1

standby 2 ip192.168.2.254

standby 2 preempt

!

interface Vlan3

ip address 192.168.3.2255.255.255.0

ip helper-address192.168.0.1

standby 3 ip192.168.3.254

standby 3 preempt

!

interface Vlan4

ip address 192.168.4.2255.255.255.0

ip helper-address192.168.0.1

standby 4 ip192.168.4.254

standby 4 priority 150

standby 4 preempt

standby 4 trackFastEthernet0/1 100

standby 4 trackFastEthernet1/13 100

standby 4 trackFastEthernet1/14 100

!

ip route 192.168.100.0 255.255.255.0192.168.0.1

!

 

 

SW3配置

 

!

interface FastEthernet1/14

switchport mode trunk

!

interface FastEthernet1/15

switchport mode trunk

!

2    VLAN0002                         active    Fa1/0

3    VLAN0003                         active    Fa1/1

 

SW4配置

!

interface FastEthernet1/14

switchport mode trunk

!

interface FastEthernet1/15

switchport mode trunk

!

2   VLAN0002                        active  

3    VLAN0003                         activeFa1/0

4    VLAN0004                         active    Fa1/1

 

PC配置