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            三層交換機與路由器對接上網教程

            時間:2024-07-08 17:03:47 網絡技術 我要投稿
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            三層交換機與路由器對接上網教程

              交換機作為網關,實現跨網段轉發。同時作為DHCP服務器分配IP。路由器做NAT轉換,使用戶可以上外網。下面是小編帶來的配置過程:

              1、配置連接用戶的接口和對應的VLANIF接口

              system-view

              [Huawei]vlan batch 2 3

              [Huawei]interface g0/0/2

              [Huawei-GigabitEthernet0/0/2]portlink-type access

              [Huawei-GigabitEthernet0/0/2]portdefault vlan 2

              [Huawei-GigabitEthernet0/0/2]quit

              [Huawei]int g0/0/3

              [Huawei-GigabitEthernet0/0/3]portlink-type access

              [Huawei-GigabitEthernet0/0/3]portdefault vlan 3

              [Huawei-GigabitEthernet0/0/3]q

              [Huawei]int Vlanif 2

              [Huawei-Vlanif2]ip address192.168.1.1 24

              [Huawei-Vlanif2]quit

              [Huawei]int vlanif 3

              [Huawei-Vlanif3]ip address192.168.2.1 24

              [Huawei-Vlanif3]quit

              2、配置連接路由器的接口和對應的VLANIF接口

              [Huawei]vlan 100

              [Huawei-vlan100]int g0/0/1

              [Huawei-GigabitEthernet0/0/1]portlink-type access

              [Huawei-port-group-default]portdefault vlan 100

              [Huawei-port-group-default]quit

              [Huawei]int Vlanif 100

              [Huawei-Vlanif100]ip address192.168.100.2 24

              [Huawei-Vlanif100]quit

              3、配置缺省路由(下一跳地址為路由器內網口地址)

              [Huawei]iproute-static 0.0.0.0 0.0.0.0 192.168.100.1

              4、配置DHCP服務

              [Huawei]dhcp enable

              [Huawei]

              [Huawei]int vlanif 2

              [Huawei-Vlanif2]dhcp selectinterface

              [Huawei-Vlanif2]dhcp serverdns-list 202.102.128.68 114.114.114.114

              [Huawei-Vlanif2]quit

              [Huawei]int vlanif 3

              [Huawei-Vlanif3]dhcp selectinterface

              [Huawei-Vlanif3]dhcp serverdns-list 202.102.128.68 114.114.114.114

              [Huawei-Vlanif3]quit

              路由器配置(共4步)

              1、配置連接交換機的接口對應的IP地址

              sys

              [Huawei]int g0/0/1

              [Huawei-GigabitEthernet0/0/1]ipaddress 192.168.100.1 24

              [Huawei-GigabitEthernet0/0/1]quit

              2、配置連接公網的接口對應的.IP地址

              [Huawei]int g0/0/2

              [Huawei-GigabitEthernet0/0/2]ipaddress 222.134.95.58 30

              [Huawei-GigabitEthernet0/0/2]q

              3、配置缺省路由和回程路由(路由器訪問內網段192.168.0.0,接口為連接路由器的VLANIF地址)

              [Huawei]ip route-static 0.0.0.00.0.0.0 222.134.95.57

              [Huawei]ip route-static192.168.0.0 255.255.0.0 192.168.100.2

              4、配置NAT轉換

              [Huawei]acl number 2001

              [Huawei-acl-basic-2001]rule 5permit source 192.168.0.0 0.0.255.255

              [Huawei-acl-basic-2001]quit

              [Huawei]int g0/0/2

              [Huawei-GigabitEthernet0/0/2]natoutbound 2001

              [Huawei-GigabitEthernet0/0/2]quit

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