Displaying And Debugging Dhcp Relay; Dhcp Relay Configuration Example - Huawei Quidway S5600 Series Operation Manual

Operation Manual - DHCP
Quidway S5600 Series Ethernet Switches-Release 1510
Note:
By default, after you enable the DHCP relay to support the option 82 function, the
device will adpot the replace policy to process the request packets which include
the option 82.however, if you have configure another handling policy, the operation
(enabling the DHCP relay to support the option 82) will not change the configured
packets-handling policy.
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
Display
specified DHCP server group
Display the information about the
DHCP server group to which a
specified VLAN interface is mapped
Display the address information of all
the users in the valid user address
table of the DHCP server group
Clear the statistics information of the
specified DHCP server group

3.4 DHCP Relay Configuration Example

I. Network requirements
The DHCP clients on the network segment 10.110.0.0/16 are connected to a port of
VLAN 2. The IP address of the DHCP server is 202.38.1.2. DHCP packets between
Operation
the information about
Huawei Technologies Proprietary
Chapter 3 DHCP Relay Configuration
Command
a display
groupNo
display
interface vlan-interface
vlan-id
display dhcp-security
[ ip-address | dynamic |
static | tracker ]
reset
groupNo
3-10
Description
dhcp-server
The display
dhcp-server
command
can
executed in
any view
The
command
dhcp-server
can
executed in
user view
be
reset
be