
需求:
1.PC1和PC2处于不同的VLAN
2.SW2和SW3。是终端设备的网关所在地
3.SW2作为VLAN 10的主网关 ;SW3作为VLAN 20的主网关
4.实现负载分担效果,且SW1和SW2互为备份
第一步:配置接入交换机
[LSW1]vlan batch 10 20
[LSW1-GigabitEthernet0/0/1]port link-type access
[LSW1-GigabitEthernet0/0/1]port default vlan 10
[LSW1-GigabitEthernet0/0/2]port link-type access
[LSW1-GigabitEthernet0/0/2]port default vlan 20
[LSW1-GigabitEthernet0/0/23]port link-type trunk
[LSW1-GigabitEthernet0/0/23]port trunk allow-pass vlan 10 20
[LSW1-GigabitEthernet0/0/24]port link-type trunk
[LSW1-GigabitEthernet0/0/24]port trunk allow-pass vlan 10 20
第二步:配置三层交换机
SW2:
放通vlan10和vlan20
[SW2]vlan batch 10 20
[SW2-GigabitEthernet0/0/23]port link-type trunk
[SW2-GigabitEthernet0/0/23]port trunk allow-pass vlan 10 20
创建vlanif 10和vlanif 20并配置VRRP
interface Vlanif10
ip address 192.168.10.253 255.255.255.0
vrrp vrid 10 virtual-ip 192.168.10.254
vrrp vrid 10 priority 120
interface Vlanif20
ip address 192.168.20.252 255.255.255.0
vrrp vrid 20 virtual-ip 192.168.20.254
SW3:
放通vlan10和vlan20
[SW3]vlan batch 10 20
[SW3-GigabitEthernet0/0/24]port link-type trunk
[SW3-GigabitEthernet0/0/24]port trunk allow-pass vlan 10 20
创建vlanif 10和vlanif 20并配置VRRP
interface Vlanif10
ip address 192.168.10.252 255.255.255.0
vrrp vrid 10 virtual-ip 192.168.10.254
interface Vlanif20
ip address 192.168.20.253 255.255.255.0
vrrp vrid 20 virtual-ip 192.168.20.254
vrrp vrid 20 priority 120


第三步:使三层交换机和路由器联通
SW2:
创建VLAN IF 100并放通
[SW2]vlan100
interface GigabitEthernet0/0/1
port link-type access
port default vlan 100
interface Vlanif100
ip address 100.0.0.1 255.255.255.0
SW3:
创建VLAN IF 200并放通
[SW3]vlan 200
interface GigabitEthernet0/0/1
port link-type access
port default vlan 200
interface Vlanif200
ip address 200.0.0.1 255.255.255.0
r1:
配置接口的ip地址
Interface IP Address/Mask Physical Protocol
GigabitEthernet0/0/0 100.0.0.2/24 up up
GigabitEthernet0/0/1 200.0.0.2/24 up up
LoopBack0 1.1.1.1/24 up up(s)
第四步:使用RIP
r1-rip-1]ver 2
[r1-rip-1]network 1.0.0.0
[r1-rip-1]network 100.0.0.0
[r1-rip-1]network 200.0.0.0
[SW2-rip-1]ver 2
[SW2-rip-1]network 192.168.10.0
[SW2-rip-1]network 192.168.20.0
[SW2-rip-1]network 100.0.0.0
[SW3-rip-1]ver 2
[SW3-rip-1]network 192.168.10.0
[SW3-rip-1]network 192.168.20.0
[SW3-rip-1]network 200.0.0.0
第五步:测试


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