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华为

2026-11-03 06:21:57 来源:互联网转载

目录

1.拓扑图

2.介绍

3.配置

(1)接入层交换机配置

(2)汇聚层交换机配置

(3)核心层交换机配置

(4)PC配置

4.测试

(1)DHCP测试

(2)验证互通性


1.拓扑图

2.介绍

通过配置交换机DHCP,实现电脑自动获取ip地址和网关,划分多个VLAN,最终实现PC跨VLAN通信。

3.配置

(1)接入层交换机配置

JR1:

配置VLAN

#

vlan batch 10 20

#

配置接口

#

interface GigabitEthernet0/0/1

 port link-type trunk

 port trunk allow-pass vlan 10 20

#

interface GigabitEthernet0/0/2

 port link-type access

 port default vlan 10

#

interface GigabitEthernet0/0/3

 port link-type access

 port default vlan 20

JR2:

与JR1配置同理 ,不同的是创建的VLAN分别是30 40

(2)汇聚层交换机配置

HJ1:

(1)配置DHCP服务

#

dhcp enable

ip pool for_vlan10

 gateway-list 192.168.10.1

 network 192.168.10.0 mask 255.255.255.0

 dns-list 8.8.8.8

#

ip pool for_vlan20

 gateway-list 192.168.20.1

 network 192.168.20.0 mask 255.255.255.0

 dns-list 8.8.8.8

#

(2)创建VLAN和VlANif接口ip

#

vlan batch 10 20 100

#

interface Vlanif10

 ip address 192.168.10.1 255.255.255.0

 dhcp select global

#

interface Vlanif20

 ip address 192.168.20.1 255.255.255.0

 dhcp select global

#

interface Vlanif100

 ip address 10.1.1.2 255.255.255.0

#

(3)配置接口类型,划分vlan

#

interface GigabitEthernet0/0/1

 port link-type access

 port default vlan 100

#

interface GigabitEthernet0/0/2

 port link-type trunk

 port trunk allow-pass vlan 10 20

#

(4)配置路由

#

ip route-static 192.168.30.0 255.255.255.0 10.1.1.1

ip route-static 192.168.40.0 255.255.255.0 10.1.1.1

#

HJ2:

(1)配置DHCP服务

#

dhcp enable

#

ip pool for_vlan30

 gateway-list 192.168.30.1

 network 192.168.30.0 mask 255.255.255.0

 dns-list 8.8.8.8

#

ip pool for_vlan40

 gateway-list 192.168.40.1

 network 192.168.40.0 mask 255.255.255.0

 dns-list 8.8.8.8

#

(2)创建VLAN和VlANif接口ip

#

vlan batch 30 40 200

#

interface Vlanif30

 ip address 192.168.30.1 255.255.255.0

 dhcp select global

#

interface Vlanif40

 ip address 192.168.40.1 255.255.255.0

 dhcp select global

#

interface Vlanif200

 ip address 10.2.1.2 255.255.255.0

#

(3)配置接口类型,划分vlan

#

interface GigabitEthernet0/0/1

 port link-type access

 port default vlan 200

#

interface GigabitEthernet0/0/2

 port link-type trunk

 port trunk allow-pass vlan 30 40

#

(4)配置路由

#

ip route-static 192.168.10.0 255.255.255.0 10.2.1.1

ip route-static 192.168.20.0 255.255.255.0 10.2.1.1

#

(3)核心层交换机配置

HX1:

(1)配置VLAN和vlanif接口

#

vlan batch 100 200

#

interface Vlanif100

 ip address 10.1.1.1 255.255.255.0

#

interface Vlanif200

 ip address 10.2.1.1 255.255.255.0

#

(2)配置接口

#

interface GigabitEthernet0/0/1

 port link-type access

 port default vlan 100

#

interface GigabitEthernet0/0/2

 port link-type access

 port default vlan 200

#

(3)配置路由

#

ip route-static 192.168.10.0 255.255.255.0 10.1.1.2

ip route-static 192.168.20.0 255.255.255.0 10.1.1.2

ip route-static 192.168.30.0 255.255.255.0 10.2.1.2

ip route-static 192.168.40.0 255.255.255.0 10.2.1.2

#

(4)PC配置

 选择DHCP,勾选自动获取DNS服务器地址

PC2、3、4配置与PC1相同即可。 

4.测试

(1)DHCP测试

可以看到PC获取到了IP和网关等信息。 

PC2、3、4分别获取到的地址为:

192.168.20.254/24         192.168.30.254/24         192.168.40.254/24

(2)验证互通性

PC间互ping:

经验证每台PC间都可互相ping通,这里就不一一展示了 !

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