harmony 鸿蒙dhclient

2022-08-09
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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