Huawei Quidway S5600 Series Operation Manual page 676

Operation Manual - DHCP
Quidway S5600 Series Ethernet Switches-Release 1510
Enable
server detection function
3.2.5 Configuring Option 82 Supporting
I. Prerequisites
Before configuring option 82 supporting on a DHCP relay, you need to:
Configure network parameters and relay function of the DHCP relay device.
Perform assignment strategy-related configurations, such as network parameters
of the DHCP server, address pool, and lease time.
The routes between the DHCP relay and the DHCP server are reachable.
II. Enabling option 82 supporting on a DHCP relay
The following operations need to be performed on a DHCP relay–enabled network
device.
Table 3-8 Enable option 82 supporting on a DHCP relay
Operation
Enter system view
Enable
supporting
DHCP relay
Configure
strategy for the DHCP
relay
request
containing option 82
Operation
pseudo-DHCP
dhcp-server detect
system-view
option 82
dhcp relay information
on the
enable
the
dhcp relay information
to process strategy { drop | keep |
packets replace }
Huawei Technologies Proprietary
Chapter 3 DHCP Relay Configuration
Command
Command
—
Required
By default, this function is
disabled
Optional
By default, the replace policy
is adopted
3-9
Description
Required
By default, the pseudo
DHCP server detection
function is disabled
Description