Vlan Setting - Planet GSD-1020S User Manual

Object
 DHCP Snooping
Buttons
: Click to apply changes.
The page includes the following fields:
Object
 DHCP Snooping

4.9.7.3 VLAN Setting

Command Usage
 When DHCP snooping is enabled globally on the switch, and enabled on the specified VLAN, DHCP packet filtering will be
performed on any untrusted ports within the VLAN.
 When the DHCP snooping is globally disabled, DHCP snooping can still be configured for specific VLANs, but the changes
will not take effect until DHCP snooping is globally re-enabled.
 When DHCP snooping is globally enabled, and DHCP snooping is then disabled on a VLAN, all dynamic bindings learned for
this VLAN are removed from the binding table.
The DHCP Snooping VLAN Setting screens in
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.
Figure 4-9-34 DHCP Snooping Information page screenshot
Description
Display the current DHCP snooping status
Figure 4-9-35 & Figure 4-9-36 appear.
219
User's Manual of GSD-1020S