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  • 实验8.DHCP

    实验八DHCP
    实验任务一:PCA直接通过RTA获得ip地址

    1. 建立物理连接

    2. 配置RTA作为dhcp服务器
      [RTA-GigabitEthernet0/0]ip address 172.16.0.1 24
      [RTA]dhcp enable//启动dhcp服务器
      [RTA]dhcp server forbidden-ip 172.16.0.1
      [RTA]dhcp server ip-pool 1
      [RTA -dhcp-pool-1]network 172.16.0.0 24//分配的地址池
      [RTA-dhcp-pool-1]gateway-list 172.16.0.1//分配的网关地址

    3. PCA通过dhcp获得ip地址


    1. 查看dhcp服务器相关信息
      [RTA]display dhcp server statistics
      Pool number: 1//地址池一个
      Pool utilization: 0.39%
      Bindings:
      Automatic: 1//分配的地址一个
      Manual: 0
      Expired: 0
      Conflict: 0
      Messages received: 9
      DHCPDISCOVER: 7
      DHCPREQUEST: 2
      DHCPDECLINE: 0
      DHCPRELEASE: 0
      DHCPINFORM: 0
      BOOTPREQUEST: 0
      Messages sent: 4
      DHCPOFFER: 2
      DHCPACK: 2
      DHCPNAK: 0
      BOOTPREPLY: 0
      Bad Messages: 0

    [RTA]display dhcp server ip-in-use
    IP address Client identifier/ Lease expiration Type
    Hardware address
    172.16.0.2 0036-6539-642e-3831- Apr 20 16:06:33 2018 Auto(C)
    6530-2e30-3230-362d-
    4745-302f-302f-31

    [RTA]display dhcp server free-ip
    Pool name: 1
    Network: 172.16.0.0 mask 255.255.255.0
    IP ranges from 172.16.0.3 to 172.16.0.254

    实验任务二:PCA通过dhcp中继方式获得IP地址

    1. 建立物理连接
    2. 在设备上配置ip地址及路由

    注意:vlan2要创建之后,把GE_0/2加入vlan2才能是能vlan2interface.
    RTA配置静态路由:[RTA]ip route-static 172.16.1.0 24 172.16.0.1

    1. RTA配置dhcp服务器,SWA配置dhcp中继
      [SWA]dhcp enable
      [SWA]interface Vlan-interface 1
      [SWA-Vlan-interface1]dhcp select relay
      [SWA-Vlan-interface1]dhcp relay server-address 172.16.0.2

    [RTA-GigabitEthernet0/0]ip address 172.16.0.2 24
    [RTA]dhcp enable//启动dhcp服务器
    [RTA]dhcp server forbidden-ip 172.16.1.1
    [RTA]dhcp server ip-pool 1
    [RTA -dhcp-pool-1]network 172.16.1.0 24//分配的地址池
    [RTA-dhcp-pool-1]gateway-list 172.16.1.1//分配的网关地址
    4.PCA通过dhcp中继获取ip地址

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  • 原文地址:https://www.cnblogs.com/akiz/p/11144480.html
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