基于终端的MAC自动分配VLAN

基于终端的MAC自动分配VLAN

1.场景说明

公司网络为“核心--接入”的两层结构
3台接入交换机均为傻瓜交换机
在核心交换机配置基于MAC地址自动分配VLAN的功能

实现如下要求:

部门 MAC地址 VLAN号
终端1 aaaa-bbbb-0001 11
终端2 aaaa-bbbb-0002 12
服务器20台 相同前缀 cccc-cc00-0000 100
打印机10台 相同前缀cccc-dd00-0000 101

2.配置交换机


<Huawei>sys
[Huawei]sys CSW

<Huawei>sys
[Huawei]sys ASW1

<Huawei>sys
[Huawei]sys ASW2

<Huawei>sys
[Huawei]sys ASW3
[CSW]vlan batch 11 12 100 101

[CSW]vlan 11
[CSW-vlan11]mac-vlan mac-address aaaa-bbbb-0001

[CSW-vlan11]vlan 12
[CSW-vlan12]mac-vlan mac-address aaaa-bbbb-0002

[CSW-vlan12]vlan 100    
[CSW-vlan100]mac-vlan mac-address cccc-cc00-0000 ffff-ff00-0000

[CSW-vlan100]vlan 101
[CSW-vlan101]mac-vlan mac-address cccc-dd00-0000 24
[CSW-vlan12]dis mac-vlan vlan 12
---------------------------------------------------
MAC Address     MASK            VLAN    Priority   
---------------------------------------------------
aaaa-bbbb-0002  ffff-ffff-ffff  12      0          
[CSW]int GigabitEthernet 0/0/1
[CSW-GigabitEthernet0/0/1]undo port hybrid untagged vlan 1
[CSW-GigabitEthernet0/0/1]port hybrid untagged vlan 11 12 100 101
[CSW-GigabitEthernet0/0/1]mac-vlan enable

[CSW-GigabitEthernet0/0/1]int g0/0/2
[CSW-GigabitEthernet0/0/2]undo port hybrid untagged vlan 1
[CSW-GigabitEthernet0/0/2]port hy untagged vlan 11 to 12 100 to 101
[CSW-GigabitEthernet0/0/2]mac-vlan enable

[CSW-GigabitEthernet0/0/2]int g0/0/3
[CSW-GigabitEthernet0/0/3]undo port hybrid untagged vlan 1
[CSW-GigabitEthernet0/0/3]port hybrid untagged vlan 11 12 100 101
[CSW-GigabitEthernet0/0/3]mac-vlan enable

3.测试1

调整MAC地址的超时时间

mac-address aging-time

设置边缘接口

[ASW1]int GigabitEthernet 0/0/2
[ASW1-GigabitEthernet0/0/2]stp e e

更改MAC地址

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image-20250731162804198

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image-20250731163017842

4.测试2

添加三层接口

[CSW]int vlanif 11
[CSW-Vlanif11]ip add 192.168.1.254 24
[CSW-Vlanif11]int vlanif 12
[CSW-Vlanif12]ip add 192.168.2.254 24
[CSW-Vlanif12]int vlanif 100
[CSW-Vlanif100]ip add 192.168.3.254 24
[CSW-Vlanif100]int vlanif 101
[CSW-Vlanif101]ip add 192.168.4.254 24

各PC的参数信息

IP 网关 MAC
PC1 192.168.1.1 192.168.1.254 AA-AA-BB-BB-00-01
PC2 192.168.2.1 192.168.2.254 AA-AA-BB-BB-00-02
PC3 192.168.3.1 192.168.3.254 CC-CC-CC-00-00-11
PC4 192.168.4.1 192.168.4.254 CC-CC-DD-00-00-22

更改MAC地址

image-20250731164023572

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image-20250731171947011

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