Ip Address Dhcp Relay Information-Option - Dell C9000 Series Reference Manual

Networking command-line reference guide

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To release the IP address dynamically acquired from a DHCP server and allow an

interface to acquire a new DHCP server-assigned address, enter the release dhcp

interface type slot/port command in EXEC Privilege mode. To acquire a new

server-assigned IP address, enter the renew dhcp interface type slot/port

command in EXEC Privilege mode or the ip address dhcp command in INTERFACE

Configuration mode.

ip address dhcp relay information-option

Include the relay-information option (option 82) in DHCP packets sent by the client. Some DHCP servers can

be configured to allocate IP addresses based on option 82.

C9000 Series

ip address dhcp relay information-option [remote-id [hostname |

mac | remote-id]

remote-id mac

Option 82 uses the chassis MAC address as the remote ID.

Command Modes

CONFIGURATION

Command History

This guide is platform-specific. For command information about other platforms, see

the relevant Dell Networking OS Command Line Reference Guide.

The following is a list of the Dell Networking OS version history for this command.

Usage Information You can enter the ip address dhcp relay information and the vendor-class

indentifier, for example:

ip address dhcp relay information-option remote-id mac

Disable the DHCP client on the interface so it cannot acquire a dynamic IP

address from a DHCP server.

Stop DHCP packet transactions on the interface.

Set the hostname as the remote ID in Option 82.

Enter the name to be used as the remote ID in Option 82;

maximum: 64 characters.

Use the chassis MAC address as the remote ID in Option 82.

Introduced on the C9010.

Introduced on the Z9500.

Dynamic Host Configuration Protocol (DHCP)

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