1. 作业要求:

根据拓扑图,实现各个部门都能访问服务器,而他们之间却无法通信!

即 vlan1 vlan10 vlan20 都能顺利访问vlan30 ,而vlan1 vlan10 vlan20之间不能够通信!

2. 拓扑图

单臂路由实现vlan 间通信!

3. 设备描述:

路由器:H3C Quidway R2621

交换机:H3C Quidway S3526E

4. 设备配置:

路由器:

[Router]sysname R1

[R1]int e1 // 由于vlan1默认不打标签,如果不设置ip,vlan1 的信息无法通过

[R1- Ethernet 1]ip address 192.168.1.254 24 //配ip

[R1-Ethernet1]int e1.10 //进入子接口

[R1-Ethernet1.10]vlan-type dot1q vid 10 //打标签

[R1-Ethernet1.10]ip add 192.168.10.254 255.255.255.0 //配ip

[R1-Ethernet1.10]int e1.20

[R1-Ethernet1.20]vlan-type dot1q vid 20

[R1-Ethernet1.20]ip add 192.168.20.254 255.255.255.0

[R1-Ethernet1.20]int e1.30

[R1-Ethernet1.30]vlan-type dot1q vid 30

[R1-Ethernet1.30]ip add 192.168.30.254 255.255.255.0

[R1]acl 3000 //访问控制列表

[R1-acl-3000]rule deny ip source 192.168.1.0 0.0.0.255 dest 192.168.10.0 0.0.0.255

Rule has been added to normal pac

[R1-acl-3000]rule deny ip source 192.168.1.0 0.0.0.255 dest 192.168.20.0 0.0.0.255

Rule has been added to normal pac

[R1]acl 3001

[R1-acl-3001]rule deny ip source 192.168.10.0 0.0.0.255 dest 192.168.20.0 0.0.0.255

Rule has been added to normal packet-filtering rules

[R1]int e1.1

[R1-Ethernet1.1]firewall packet-filter ?

<2000-2999> Basic access-list

<3000-3999> Advanced access-list

[R1-Ethernet1.1]firewall packet-filter 3000 //应用访问控制列表

[R1-Ethernet1.1]int e1.10

[R1-Ethernet1.10]firewall packet-filter 3001

交换机:

[s38]vlan 10 //新建vlan

[s38-vlan10]port eth0/10 to eth0/11 //划分端口

[s38-vlan10]vlan 20

[s38-vlan20]port eth0/20 to eth0/21

[s38-Vlan-interface20]vlan 30

[s38-vlan30]port eth0/22 to e0/23

[s38-Vlan-interface30]int eth0/24

[s38-Ethernet0/24]port link-type trunk //trunk链路

[s38-Ethernet0/24]port trunk permit vlan all //允许所有vlan通过,也可以写vlan号

Please wait........................................... Done.

5. 测试:

5.1服务器端与客户端之间的配置

服务器端(vlan30)本地连接配置:

单臂路由实现vlan 间通信!

顺序:

先ping本机网关

再ping vlan1网关

再ping vlan10网关 ping vlan10 中的pc

再ping vlan20网关 ping vlan20 中的pc

单臂路由实现vlan 间通信!

单臂路由实现vlan 间通信!

单臂路由实现vlan 间通信!

单臂路由实现vlan 间通信!

5.2 客户端之间的测试

客户端设置在vlan20中的pc

单臂路由实现vlan 间通信!

单臂路由实现vlan 间通信!

单臂路由实现vlan 间通信!

上述证明:客户端之间不能通信,即部门之间不能通信

转载于:https://blog.51cto.com/guojiping/969743

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