beautypg.com

Chapter 30, Dhcp relay commands – Allied Telesis AT-8100 Series User Manual

Page 493

background image

493

Chapter 30

DHCP Relay Commands

The DHCP relay commands are summarized in Table 47.

Table 47. DHCP Relay Commands

Command

Mode

Description

“IP DHCP-RELAY” on page 495

VLAN
Configuration

Adds the DHCP relay agent to VLANs.

“IP DHCP-RELAY AGENT-OPTION”
on page 496

Global
Configuration

Configures the DHCP relay agent to
insert its option 82 information into the
client-request packets it relays to the
DHCP servers.

“IP DHCP-RELAY AGENT-OPTION
CHECKING” on page 497

Global
Configuration

Configures the DHCP relay agent to
discard DHCP requests that have
option 82 information and a null IP
address (0.0.0.0) in the giaddr fields.

“IP DHCP-RELAY INFORMATION
POLICY” on page 498

Global
Configuration

Sets the response of the DHCP relay
agent to client packets containing
option-82 information.

“IP DHCP-RELAY MAX-MESSAGE-
LENGTH” on page 500

Global
Configuration

Sets the maximum permitted length in
bytes of DHCP client requests.

“IP DHCP-RELAY MAXHOPS” on
page 501

Global
Configuration

Sets the hop count for DHCP
requests.

“IP DHCP-RELAY SERVER-
ADDRESS” on page 502

Global
Configuration

Adds IP addresses of DHCP servers
to the relay agent.

“NO IP DHCP-RELAY” on page 503

VLAN
Configuration

Removes the DHCP relay agent from
VLANs to stop them from forwarding
any further DHCP requests.

“NO IP DHCP-RELAY AGENT-
OPTION” on page 504

Global
Configuration

Stops the DHCP relay agent from
inserting its option 82 information in
the DHCP request packets from
clients.