华为交换机 DHCP中继全局不同网段配置
一、组网需求
1、DHCP作为公司汇聚交换机,在上面配置DHCP全局地址池,然后接入交换机根据不同vlan会获取到不同网段IP地址。
2、网络拓扑
二、操作步骤
1、客户端
1)创建DHCP服务器组,并为DHCP服务器组添加DHCP服务器对应网段的网关IP
<Huawei>system-view [Huawei]sysname Client[Client]dhcp server group dhcp1[Client-dhcp-server-group-dhcp1]dhcp-server 192.168.1.1[Client-dhcp-server-group-dhcp1]q[Client]dhcp server group dhcp2[Client-dhcp-server-group-dhcp2]dhcp-server 192.168.2.1[Client-dhcp-server-group-dhcp2]q
2)创建vlan
[Client]vlan batch 10 20
3)使能全局DHCP功能
[Client]dhcp enable
4)开启vlanif中继功能并配置接口IP,指定DHCP服务器。
[Client]interface Vlanif 10[Client-Vlanif10]dhcp select relay [Client-Vlanif10]ip address 192.168.1.2 24[Client-Vlanif10]dhcp relay server-select dhcp1[Client-Vlanif10]q[Client]interface Vlanif 20[Client-Vlanif20]dhcp select relay [Client-Vlanif20]ip address 192.168.2.2 24[Client-Vlanif20]dhcp relay server-select dhcp2[Client-Vlanif20]q
5)配置接口
[Client]interface GigabitEthernet 0/0/1[Client-GigabitEthernet0/0/1]port link-type trunk [Client-GigabitEthernet0/0/1]port trunk allow-pass vlan all [Client-GigabitEthernet0/0/1]q[Client]interface GigabitEthernet 0/0/2[Client-GigabitEthernet0/0/2]port link-type access [Client-GigabitEthernet0/0/2]port default vlan 10[Client-GigabitEthernet0/0/2]q[Client]interface GigabitEthernet 0/0/3[Client-GigabitEthernet0/0/3]port link-type access [Client-GigabitEthernet0/0/3]port default vlan 20[Client-GigabitEthernet0/0/3]q
2、DHCP服务器
1)使能DHCP
<Huawei>system-view [Huawei]sysname DHCP [DHCP]dhcp enable
2)创建vlan,配置IP地址,并让vlan接口下的客户端从全局地址池中获取IP
[DHCP]vlan batch 10 20[DHCP]interface Vlanif 10[DHCP-Vlanif10]ip address 192.168.1.1 24[DHCP-Vlanif10]dhcp select global [DHCP-Vlanif10]q[DHCP]interface Vlanif 20[DHCP-Vlanif20]ip address 192.168.2.1 24[DHCP-Vlanif20]dhcp select global [DHCP-Vlanif20]q
3)配置全局地址池
[DHCP]ip pool 1[DHCP-ip-pool-1]network 192.168.1.0 mask 24[DHCP-ip-pool-1]gateway-list 192.168.1.1[DHCP-ip-pool-1]lease day 1[DHCP-ip-pool-1]q[DHCP]ip pool 2[DHCP-ip-pool-2]network 192.168.2.0 mask 24[DHCP-ip-pool-2]gateway-list 192.168.2.1 [DHCP-ip-pool-2]lease day 1[DHCP-ip-pool-2]q
4)配置接口
[DHCP]interface GigabitEthernet 0/0/1[DHCP-GigabitEthernet0/0/1]port link-type trunk [DHCP-GigabitEthernet0/0/1]port trunk allow-pass vlan all [DHCP-GigabitEthernet0/0/1]q
3、验证
1)PC设置自动获取IP
2)ping测试
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