Planet GS-5220-16S8C User Manual page 280

The Page includes the following fields:
Object
 Snooping Mode
 Port Mode
Configuration
Figure 4-12-8: DHCP Snooping Configuration Screen Page Screenshot
Description
Indicates the DHCP snooping mode operation. Possible modes are:

Enabled: Enable DHCP snooping mode operation. When enable DHCP
snooping mode operation, the request DHCP messages will be forwarded to
trusted ports and only allowed reply packets from trusted ports.

Disabled: Disable DHCP snooping mode operation.
Indicates the DHCP snooping port mode. Possible port modes are:

Trusted: Configures the port as trusted sources of the DHCP message.

Untrusted: Configures the port as untrusted sources of the DHCP message.
User's Manual of GS-5220-16S8C & GS-5220-16S8CR
280