Huawei Quidway S3900 Series User Manual

Operation Manual - DHCP
Quidway S3900 Series Ethernet Switches-Release 1510 Chapter 3 DHCP Relay Configuration
Huawei Technologies Proprietary
3-10
Operation Command Description
Configure the
strategy for the
DHCP relay to
process request
packets containing
option 82
dhcp relay
information
strategy { drop |
keep | replace }
Optional
By default, the replace policy is
adopted
 Note:
z By default, after option 82 supporting is enabled on a DHCP relay, the device
processes a request packet containing option 82 with the replace policy. If other
processing policies have been configured before, after option 82 supporting is
enabled on the DHCP relay, the device does not change the configured processing
policies.
z To enable option 82, you need to perform the corresponding configuration on the
DHCP server and the DHCP relay.
3.3 Displaying and Debugging DHCP Relay
After the preceding configurations, you can execute the display command in any view
to verify the configurations. You can also execute the reset command to clear the
statistics information about the specified DHCP server group.
Table 3-9 Display DHCP relay information
Operation Command Description
Display the information about a
specified DHCP server group
display dhcp-server
groupNo
Display the information about the
DHCP server group to which a
specified VLAN interface is mapped
display dhcp-server
interface vlan-interface
vlan-id
Display the address information of all
the users in the valid user address
table of the DHCP server group
display dhcp-security
[ ip-address | dynamic |
static | tracker ]
The display
command
can be
executed in
any view

Huawei Quidway S3900 Series Specifications

General

Brand	Huawei
Model	Quidway S3900 Series
Category	Switch
Language	English