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3com S7906E Manuel De Montage

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3-3 
If a client’s 
requesting 
message has… 
Handling 
strategy 
Padding format
The DHCP relay agent will… 
— 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. 
no Option 82 
— 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 
Required 
Required 
Optional 
Optional 
Optional 
 
Configuring the DHCP Relay Agent 
Enabling DHCP 
Enable DHCP before performing other DHCP-related configurations. 
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 this task completed, upon receiving a DHCP request from the enabled interface, the relay agent 
will forward the request to a DHCP server for address allocation. 
Follow these steps to enable the DHCP relay agent on an interface: 
To do… 
Use the command… 
Remarks 
Enter system view 
system-view 
— 
Enter interface view 
interface interface-type 
interface-number 
—