R3303-HP HSR6800 Routers Layer 3 - IP Services Configuration Guide

55
If a DHCP request
has…
Handling
strate
gy
Padding
format
The DHCP relay agent…
N/A verbose
Forwards the message after adding the Option
82 padded in verbose format.
N/A user-defined
Forwards the message after adding the
user-defined Option 82.
DHCP relay agent configuration task list
Task Remarks
Enabling DHCP Required.
Enabling the DHCP relay agent on an interface Required.
Correlating a DHCP server group with a relay agent interface Required.
Configuring the DHCP relay agent security functions Optional.
Enabling client offline detection Optional.
Configuring the DHCP relay agent to release an IP address Optional.
Configuring the DHCP relay agent to handle Option 82 Optional.
Enabling DHCP
Enable DHCP to validate other DHCP relay agent settings.
To enable DHCP:
Ste
p
Command Remarks
1. Enter system view.
system-view N/A
2. Enable DHCP.
dhcp enable Disabled by default.
Enabling the DHCP relay agent on an interface
With the DHCP relay agent enabled, an interface forwards incoming DHCP requests to a DHCP server
for address allocation.
An IP address pool that contains the IP address of the DHCP relay agent interface must be configured on
the DHCP server. Otherwise, the DHCP clients connected to the relay agent cannot obtain correct IP
addresses.
To enable the DHCP relay agent on an interface:
Ste
p
Command Remarks
1. Enter system view.
system-view N/A