步骤:(从下向上)
1、在s3和s4上划分vlan,将相应的接口分配到相应的vlan
2、在s1和s2上划分vlan,将四个交换机之间的接口指定为trunk模式
3、在四个交换机之间配置STP
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4、在s1和s2上配置vlan的ip地址,并启用路由功能,让不同的vlan相互通信
5、在r1和s1、s2上启用rip
s3:
s3#vlan data
s3(vlan)#vlan 10
s3(vlan)#vlan 20
exit
conf t
s3(config)#int f0/11
switch access vlan 10
int f0/12
switch access vlan 20
int f0/3
switch mode trunk
int f0/6
switch mode trunk
s4:
s4#vlan data
s4(vlan)#vlan 30
s4(vlan)#vlan 40
exit
conf t
s4(config)#int f0/13
switch access vlan 30
int f0/14
switch access vlan 40
int f0/4
switch mode trunk
int f0/8
switch mode trunk
s1:
s1#vlan data
s1(vlan)#vlan 10
s1(vlan)#vlan 20
s1(vlan)#vlan 30
s1(vlan)#vlan 40
s1(vlan)#vlan 100
exit
conf t
s1(config)#int f0/3
switch mode trunk
int f0/4
switch mode trunk
int f0/15
switch trunk encap dot1q
switch mode trunk
s1(config)#spanning-tree vlan 20 priority 8192
s1(config)#spanning-tree vlan 40 priority 8192
s1(config)#spanning-tree vlan 10 priority 4096
s1(config)#spanning-tree vlan 30 priority 4096
s1(config)#int vlan 10
ip address 192.168.10.253 255.255.255.0
int vlan 20
ip addr 192.168.20.253 255.255.255.0
int vlan 30
ip addr 192.168.30.253 255.255.255.0
int vlan 40
ip addr 192.168.40.253 255.255.255.0
int vlan 100
ip addr 200.1.1.1 255.255.255.0
s1(config)#ip routing
s1(config)#router rip
s1(config-router)#ver 2
no auto
net 192.168.10.0
net 192.168.20.0
net 192.168.30.0
net 192.168.40.0
net 200.1.1.0
net 192.168.1.0
s1(config)#int f0/0
no switchport
ip addr 192.168.1.2 255.255.255.0
s2:
s2#vlan data
s2(vlan)#vlan 10
s2(vlan)#vlan 20
s2(vlan)#vlan 30
s2(vlan)#vlan 40
s2(vlan)#vlan 100
exit
conf t
s2(config)#int f0/6
switch mode trunk
int f0/8
switch mode trunk
int f0/15
switch trunk encap dot1q
switch mode trunk
s2(config)#spanning-tree vlan 20 priority 4096
s2(config)#spanning-tree vlan 40 priority 4096
s2(config)#spanning-tree vlan 10 priority 8192
s2(config)#spanning-tree vlan 30 priority 8192
s2(config)#int vlan 10
ip address 192.168.10.254 255.255.255.0
int vlan 20
ip addr 192.168.20.254 255.255.255.0
int vlan 30
ip addr 192.168.30.254 255.255.255.0
int vlan 40
ip addr 192.168.40.254 255.255.255.0
int vlan 100
ip addr 200.1.1.2 255.255.255.0
s2(config)#ip routing
s2(config)#router rip
s2(config-router)#ver 2
no auto
net 192.168.10.0
net 192.168.20.0
net 192.168.30.0
net 192.168.40.0
net 200.1.1.0
net 192.168.2.0
s2(config)#int f0/1
no switchport
ip addr 192.168.2.2 255.255.255.0
r
r(config)#int lo0
ip addr 1.1.1.1 255.255.255.0
int f0/0
ip addr 192.168.1.1 255.255.255.0
int f0/1
ip addr 192.168.2.1 255.255.255.0
router rip
ver 2
no auto
net 1.0.0.0
net 192.168.1.0
net 192.168.2.0