H3C Technologies H3C S3600 Series Switches - Manual (Page 665)

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DHCP Accounting Configuration
Prerequisites
Before configuring DHCP accounting, make sure that:
z The DHCP server is configured and operates properly. Address pools and lease time are
configured.
z DHCP clients are configured and DHCP service is enabled.
z The network operates properly.
Configuring DHCP Accounting
Follow these steps to configure DHCP accounting:
To do… Use the command… Remarks
Enter system view system-view —
Enter address pool view
dhcp server ip-pool
pool-name
Required
Enable DHCP accounting
accounting domain
domain-name
Required
The domain identified by the
domain-name argument can be
created by using the domain
command.
Enabling the DHCP Server to Process Option 82
If a DHCP server is enabled to process Option 82, after the DHCP server receives packets containing
Option 82, the DHCP server adds Option 82 into the responses when assigning IP addresses and other
configuration information to the clients.
If a DHCP server is configured to ignore Option 82, after the DHCP server receives packets containing
Option 82, the DHCP server will not add Option 82 into the responses when assigning IP addresses and
other configuration information to the clients.
For details of Option 82, see section Option 82 Support on DHCP Relay Agent .
Follow these steps to configure the DHCP server to process Option 82:
To do… Use the command… Remarks
Enter system view system-view —
Enable the DHCP server to
process Option 82 dhcp server relay
information enable
Optional
By default, the DHCP server
supports Option 82.
Displaying and Maintaining the DHCP Server
To do… Use the command… Remarks
Display the statistics on IP
address conflicts display dhcp server conflict
{ all | ip ip-address }
Available in any view