Chapter 29
| DHCP Commands
DHCP Client
– 839 –
◆ Note that the vendor class identifier can be formatted in either text or
hexadecimal using the ip dhcp client class-id command, but the format used
by both the client and server must be the same.
Example
Console(config)#interface vlan 2
Console(config-if)#ip dhcp client class-id hex 0000e8666572
Console(config-if)#
Related Commands
ip dhcp restart client (839)
ip dhcp restart client This command submits a BOOTP or DHCP client request.
Default Setting
None
Command Mode
Privileged Exec
Command Usage
◆ This command issues a BOOTP or DHCP client request for any IP interface that
has been set to BOOTP or DHCP mode through the ip address command.
◆ DHCP requires the server to reassign the client’s last address if available.
◆ If the BOOTP or DHCP server has been moved to a different domain, the
network portion of the address provided to the client will be based on this new
domain.
Example
In the following example, the device is reassigned the same address.
Console(config)#interface vlan 1
Console(config-if)#ip address dhcp
Console(config-if)#exit
Console#ip dhcp restart client
Console#show ip interface
VLAN 1 is Administrative Up - Link Up
Address is 12-34-12-34-12-34
Index: 1001, MTU: 1500
Address Mode is DHCP
IP Address: 192.168.0.9 Mask: 255.255.255.0
DHCP Client Vendor Class ID (text): ECS4120-28T
Console#
Related Commands
ip address (850)
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