HCNA-44 配置DHCP

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HCNA-44 配置DHCP

基于接口配置DHCP

<Huawei>system-view

[Huawei]sysnamer1

[r1]interfaceGigabitEthernet 0/0/0

[r1-GigabitEthernet0/0/0]ipaddress 192.168.10.1 24

[r1-GigabitEthernet0/0/0]interfaceGigabitEthernet 0/0/1

[r1-GigabitEthernet0/0/1]ipaddress 192.168.20.1 24

[r1-GigabitEthernet0/0/1]quit

[r1]dhcpenable  //全局开启DHCP

[r1-GigabitEthernet0/0/0]dhcpselect interface  //配置DHCP基于接口Server

[r1-GigabitEthernet0/0/0]interfaceGigabitEthernet 0/0/1

[r1-GigabitEthernet0/0/1]dhcpselect interface

[r1]interfaceGigabitEthernet 0/0/0

[r1-GigabitEthernet0/0/0]dhcpserver lease day 0 hour 12 minute 0  //配置DHCP租约

[r1-GigabitEthernet0/0/0]dhcpserver excluded-ip-address 192.168.10.200 192.168.

10.254  //配置DHCP地址池内不参与分配的地址（保留地址）

[r1-GigabitEthernet0/0/0]dhcpserver dns-list 114.114.114.114  //配置DHCP的DNS服务地址

[r1]interfaceGigabitEthernet 0/0/1

[r1-GigabitEthernet0/0/1]dhcpserver excluded-ip-address 192.168.20.200 192.168.

20.254

[r1-GigabitEthernet0/0/1]dhcpserver lease day 0 hour 12 minute 0

[r1-GigabitEthernet0/0/1]dhcpserver dns-list 114.114.114.114

[r1-GigabitEthernet0/0/1]displaythis  //查看配置

[V200R003C00]

#

interfaceGigabitEthernet0/0/1

ip address 192.168.20.1 255.255.255.0

dhcp select interface

dhcp server excluded-ip-address 192.168.20.200192.168.20.254

dhcp server lease day 0 hour 12 minute 0

dhcp server dns-list 114.114.114.114

#

Return

[r1]displayip pool  //查看IP地址池

  -----------------------------------------------------------------------

  Pool-name      :GigabitEthernet0/0/0

  Pool-No       : 0

  Position      : Interface       Status           : Unlocked

  Gateway-0      : 192.168.10.1   

  Mask          : 255.255.255.0

  VPN instance  : --

-----------------------------------------------------------------------

  Pool-name      :GigabitEthernet0/0/1

  Pool-No       : 1

  Position      : Interface       Status           : Unlocked

  Gateway-0      : 192.168.20.1   

  Mask          : 255.255.255.0

  VPN instance  : --

  IP address Statistic

    Total      :506   

    Used       :2          Idle        :394  

Expired     :0         Conflict    :0          Disable   :110  

PC>ipconfig

Linklocal IPv6 address...........: fe80::5689:98ff:fe20:2080

IPv6address......................: :: / 128

IPv6gateway......................: ::

IPv4address......................: 192.168.10.199

Subnetmask.......................: 255.255.255.0

Gateway...........................:192.168.10.1

Physicaladdress..................: 54-89-98-20-20-80

DNSserver........................: 114.114.114.114

基于全局配置DHCP

<Huawei>system-view

[Huawei]sysnamer1

[r1]interfaceGigabitEthernet 0/0/0

[r1-GigabitEthernet0/0/0]ipaddress 192.168.10.1 24

[r1-GigabitEthernet0/0/0]interfaceGigabitEthernet 0/0/1

[r1-GigabitEthernet0/0/1]ipaddress 192.168.20.1 24

[r1-GigabitEthernet0/0/1]quit

[r1]dhcpenable  //全局DHCP服务开启

[r1]ippool zurkj  //创建全局地址池

[r1-ip-pool-zurkj]network192.168.10.0 mask 255.255.255.0  //配置网段 掩码

[r1-ip-pool-zurkj]gateway192.168.10.1   //配置网关地址

[r1-ip-pool-zurkj]excluded-ip-address192.168.10.200 192.168.10.254  //配置DHCP地址池不参与地址（保留地址）

[r1-ip-pool-zurkj]leaseday 0 hour 12 minute 0  //配置租约

[r1-ip-pool-zurkj]dns-list114.114.114.114 8.8.8.8  //配置主备DNS地址

[r1-ip-pool-zurkj]displaythis

[r1-ip-pool-zurkj]quit

[r1]ippool ipgzj

[r1-ip-pool-ipgzj]network192.168.20.0 mask 24

[r1-ip-pool-ipgzj]gateway192.168.20.1

[r1-ip-pool-ipgzj]excluded-ip-address192.168.20.200 192.168.20.254

[r1-ip-pool-ipgzj]leaseday 0 hour 12 minute 0

[r1-ip-pool-ipgzj]dns-list114.114.114.114 8.8.8.8

[r1-ip-pool-ipgzj]quit

[r1]interfaceGigabitEthernet 0/0/0

[r1-GigabitEthernet0/0/0]dhcpselect global  //配置接口先择全局DHCP

[r1]interfaceGigabitEthernet 0/0/1

[r1-GigabitEthernet0/0/1]dhcpselect global

[r1-GigabitEthernet0/0/1]quit

PC>ipconfig

Linklocal IPv6 address...........: fe80::5689:98ff:fe20:2080

IPv6address......................: :: / 128

IPv6gateway......................: ::

IPv4address......................: 192.168.10.199

Subnetmask.......................: 255.255.255.0

Gateway...........................:192.168.10.1

Physicaladdress..................: 54-89-98-20-20-80

DNSserver........................: 114.114.114.114

                                    8.8.8.8

PC>ping192.168.20.199

Ping192.168.20.199: 32 data bytes, Press Ctrl_C to break

From192.168.20.199: bytes=32 seq=1 ttl=127 time=79 ms

From192.168.20.199: bytes=32 seq=2 ttl=127 time=93 ms

From192.168.20.199: bytes=32 seq=3 ttl=127 time=94 ms

From192.168.20.199: bytes=32 seq=4 ttl=127 time=47 ms

From192.168.20.199: bytes=32 seq=5 ttl=127 time=62 ms

---192.168.20.199 ping statistics ---

  5 packet(s) transmitted

  5 packet(s) received

  0.00% packet loss

  round-trip min/avg/max = 47/75/94 ms