目录

实验拓扑

实验需求

实验解法

5，按照图示配置 IP 地址，其中只有SW1需要配置三层vlan地址，电脑设备为DHCP获取地址

6，在sw1配置DHCP动态地址池塘，DNS为114.114.114.114

7，各台电脑通过交换机划分不同的vlan来控制电脑不同网关的获取。

8，最后查看电脑已经获取相对应vlan的地址

---

实验拓扑

拓扑下载连接：（csdn月夜行舟博主）

三层vlan实验

图1-1

注：如无特别说明，描述中的R1或SW1对应拓扑中设备名称末尾数字为1的设备，R2或SW2对应拓扑中设备名称末尾数字为2的设备，以此类推

---

实验需求

1. 按照图示配置 IP 地址，其中只有SW1需要配置三层vlan地址，电脑设备为DHCP获取地址

2. 在sw1配置DHCP动态地址池塘

3. 各台电脑通过交换机划分不同的vlan来控制电脑不同网关的获取。

4. 最后查看电脑已经获取相对应vlan的地址

---

实验解法

5，按照图示配置 IP 地址，其中只有SW1需要配置三层vlan地址，电脑设备为DHCP获取地址

R1

[H3C]sysn sw1
[sw1]vlan 10
[sw1-vlan10]int vlan 10
[sw1-Vlan-interface10]ip add 192.168.10.1 24
[sw1-Vlan-interface10]vlan 20
[sw1-vlan20]int vlan 20
[sw1-Vlan-interface20]ip add 192.168.20.1 24
[sw1-Vlan-interface20]vlan 30
[sw1-vlan30]int vlan 30
[sw1-Vlan-interface30]ip add 192.168.30.1 24 

PC5-PC7均为动态获取

6，在sw1配置DHCP动态地址池塘，DNS为114.114.114.114

SW1

[sw1]dhcp en
[sw1]dhcp ser ip vlan10
[sw1-dhcp-pool-vlan10]netw 192.168.10.0 ma 255.255.255.0
[sw1-dhcp-pool-vlan10]gat 192.168.10.1
[sw1-dhcp-pool-vlan10]dns 114.114.114.114
 [sw1-dhcp-pool-vlan10]dhcp ser ip vlan20
[sw1-dhcp-pool-vlan20]netw 192.168.20.0 ma 255.255.255.0
[sw1-dhcp-pool-vlan20]gat 192.168.20.1
[sw1-dhcp-pool-vlan20]dns 114.114.114.114
[sw1-dhcp-pool-vlan20]dhcp ser ip vlan30
[sw1-dhcp-pool-vlan30]netw 192.168.30.0 ma 255.255.255.0
[sw1-dhcp-pool-vlan30]gat 192.168.30.1
[sw1-dhcp-pool-vlan30]dns 114.114.114.114

7，各台电脑通过交换机划分不同的vlan来控制电脑不同网关的获取。

sw1

[sw1]int ran g1/0/1 to g1/0/3
[sw1-if-range]port link-ty tr
[sw1-if-range]port tr pe vlan 10 20 30 

sw2

sys
System View: return to User View with Ctrl+Z.
[H3C]sysn sw2
[sw2]vlan 10
[sw2-vlan10]vlan 20
[sw2-vlan20]vlan 30
[sw2-vlan30]int g1/0/2
[sw2-GigabitEthernet1/0/2]port link-ty tr
[sw2-GigabitEthernet1/0/2]port tr pe vlan all
[sw2-GigabitEthernet1/0/2]int g1/0/1
[sw2-GigabitEthernet1/0/1]port link-ty ac
[sw2-GigabitEthernet1/0/1]port ac vlan 10 

sw3

sys
System View: return to User View with Ctrl+Z.
[H3C]sysn sw3
[sw3]vlan 10
[sw3-vlan10]vlan 20
[sw3-vlan20]vlan 30
[sw3-vlan30]int g1/0/1
[sw3-GigabitEthernet1/0/1]port link-ty tr
[sw3-GigabitEthernet1/0/1]port tr pe vlan all
[sw3-GigabitEthernet1/0/1]int g1/0/2
[sw3-GigabitEthernet1/0/2]port link-ty ac
[sw3-GigabitEthernet1/0/2]port ac vlan 20 

sw4

sys
System View: return to User View with Ctrl+Z.
[H3C]sysn sw4
[sw4]vlan 10
[sw4-vlan10]vlan 20
[sw4-vlan20]vlan 30
[sw4-vlan30]int g1/0/1
[sw4-GigabitEthernet1/0/1]port link-ty tr
[sw4-GigabitEthernet1/0/1]port tr pe vlan all
[sw4-GigabitEthernet1/0/1]int g1/0/2
[sw4-GigabitEthernet1/0/2]port link-ty ac
[sw4-GigabitEthernet1/0/2]port ac vlan 30

8，最后查看电脑已经获取相对应vlan的地址

PC5

​PC6

PC7