Dhcp Relay Configuration Example - Huawei Quidway S3900 Series Operation Manual

Operation Manual - DHCP
Quidway S3900 Series Ethernet Switches-Release 1510
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
the DHCP clients and the DHCP server are forwarded by the DHCP relay, through
which the DHCP clients can obtain IP addresses and related configuration information
from the DHCP server.
II. Network diagram
DHCP client DHCP client
Sw itch ( DHCP rel a y ) Sw itch ( DHCP rel a y )
Figure 3-2 Network diagram for DHCP relay
III. Configuration procedure
# Enter system view.
<Quidway> system-view
# Enable DHCP.
[Quidway] dhcp enable
# Create DHCP server group 1 and configure an IP address of 202.38.1.2 for it.
[Quidway] dhcp-server 1 ip 202.38.1.2
# Map VLAN 2 interface to DHCP server group 1.
Operation
DHCP client DHCP client
10.110.0.0 10.110.0.0
Ethernet Ethernet
10.110.1.1 10.110.1.1
Internet Internet
Huawei Technologies Proprietary
Chapter 3 DHCP Relay Configuration
Command
reset dhcp-server
groupNo
DHCP server DHCP server
202.38.1.2 202.38.1.2
202.38.1.1 202.38.1.1
Ethernet Ethernet
202.38.0.0 202.38.0.0
3-11
Description
The reset
command
can be
executed in
user view