Dhcp relay agent configuration task list, Enabling dhcp, Enabling the dhcp relay agent on an interface – H3C Technologies H3C WX3000E Series Wireless Switches User Manual
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If a client’s
requesting
message has…
Handling
strategy
Padding format
The DHCP relay agent will…
user-defined
Forward the message after replacing the
original Option 82 with the user-defined
Option 82.
no Option 82
— normal
Forward the message after adding the
Option 82 padded in normal format.
— verbose
Forward the message after adding the
Option 82 padded in verbose format.
— user-defined
Forward the message after adding the
user-defined Option 82.
DHCP relay agent configuration task list
Complete the following tasks to configure the DHCP relay agent:
Task Remarks
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
Optional
Configuring the DHCP relay agent to release an IP address
Optional
Configuring the DHCP relay agent to support Option 82
Optional
Enabling DHCP
Enable DHCP before performing other configurations related to the DHCP relay agent.
Follow these steps to enable DHCP:
To do…
Use the command…
Remarks
Enter system view
system-view
—
Enable DHCP
dhcp enable
Required
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.
Follow these steps to enable the DHCP relay agent on an interface: