Huawei Quidway S5600 Series User Manual

Operation Manual - DHCP
Quidway S5600 Series Ethernet Switches-Release 1510 Chapter 4
DHCP Snooping Configuration
Huawei Technologies Proprietary
4-3
Operation Command Description
Enter Ethernet port
view
interface interface-type
interface-number
—
Set the port
connected to a
DHCP server to a
trusted port
dhcp-snooping trust
Optional
By default, all ports of a
switch are untrusted ports
 Note:
When you need to enable DHCP snooping on the switches in a fabric state, set the
fabric ports on all devices to trusted ports to ensure that the users connected to each
device can obtain IP addresses.
4.3 Configuration Example
I. Network requirements
As shown in Figure 4-1, the GigabitEthernet1/0/1 port of Switch A (an S5600 series
switch) is connected to Switch B (acting as a DHCP relay). A network segment
containing some DHCP clients is connect to the GigabitEthernet 1/0/2 port of Switch A.
z The DHCP snooping function is enabled on Switch A.
z The GigabitEthernet1/0/1 port of Switch A is a trusted port.
II. Configuration procedure
# Enter system view.
<Quidway> system-view
# Enable the DHCP snooping function.
[Quidway] dhcp-snooping
# Enter GigabitEthernet1/0/1 port view.
[Quidway] interface GigabitEthernet1/0/1
# Set the port to a trusted port.
[Quidway-GigabitEthernet1/0/1] dhcp-snooping trust
4.4 Displaying DHCP Snooping
After the above configurations, you can verify the configurations by executing the
display command in any view.

Huawei Quidway S5600 Series Specifications

General

Brand	Huawei
Model	Quidway S5600 Series
Category	Switch
Language	English