# dhclient ## Command Function This command is used to set and view **dhclient** parameters. ## Syntax dhclient <_netif name_\> dhclient -x <_netif name_\> dhclient -gb <_netif name_\> dhclient -sv <_vendor_\> dhclient -gv dhclient -gd <_index_\> dhclient -sd <_dns\_ip_\> ## Parameters **Table 1** Parameter description

Parameter	Description	Value Range
<netif name>	Starts the DHCP request of the network interface card (NIC).	NIC name, eth0
-x <netif name>	Disables the DHCP function for the NIC.	NIC name, eth0
-gb <netif name>	Checks whether the DHCP request of the NIC is complete.	NIC name, eth0
-sv <vendor>	Sets the vendor information of a DHCP request.	Vendor information (The value is a string of 32 characters.)
-gv	Displays the vendor information in a DHCP request.	N/A
-gd <index>	Obtains information about the DNS server at the specified index.	Index, 0 or 1
-sd <dns_ip>	Specifies the IP address of the active DNS server.	IP address of the DNS server

## Usage dhclient eth0 dhclient -x eth0 dhclient -gb eth0 dhclient -sv MFSI dhclient -gv dhclient -gd 0 dhclient -sd 8.8.8.8 ## Example ![](figure/en-us_image_0000001179848731.png) ## Output **Table 2** Output description

Parameter	Description
dhclient: set vendor info [MFSI] success	The MFSI information is successfully set.
dns[0]: 192.168.1.100	The IP address of the DNS server is 192.168.1.100.