dhclient
Command Function
This command is used to set and query dhclient parameters.
Syntax
-
dhclient <netif name>
-
dhclient -x <netif name>
Parameters
Table 1 Parameter description
Parameter | Description | Value Range |
---|---|---|
-h | --help | Displays parameters supported by the dhclient command and their usage. | N/A |
<netif name> | Enables Dynamic Host Configuration Protocol (DHCP) for a network interface card (NIC). | NIC name, eth0 |
-x <netif name> | Disables DHCP for a NIC. | NIC name, eth0 |
Usage Guidelines
Run the following commands:
-
dhclient eth0
-
dhclient -x eth0
Note
Currently, the shell does not support this command.
Example
Example 1: Enable DHCP for eth0.
OHOS:/$ dhclient eth0
OHOS:/$ ifconfig
lo ip:127.0.0.1 netmask:255.0.0.0 gateway:127.0.0.1
ip6: ::1/64
HWaddr 00 MTU:0 Running Link UP
eth0 ip:192.168.1.10 netmask:255.255.255.0 gateway:192.168.1.1
HWaddr 42:da:81:bc:58:94 MTU:1500 Running Default Link UP
OHOS:/$
Example 2: Disable DHCP for eth0.
OHOS:/$ dhclient -x eth0
NetifStatusCallback(eth0): nsc event: 0xf0
OHOS:/$ ifconfig
lo ip:127.0.0.1 netmask:255.0.0.0 gateway:127.0.0.1
ip6: ::1/64
HWaddr 00 MTU:0 Running Link UP
eth0 ip:0.0.0.0 netmask:0.0.0.0 gateway:0.0.0.0
HWaddr 42:da:81:bc:58:94 MTU:1500 Running Default Link UP