The following entries are displayed on this screen:
DHCP Snooping Config
Enable/Disable the DHCP Snooping function globally.
Select the value to specify the maximum amount of DHCP
messages that c
an be forwarded by the switch per second. The
excessive massages will be discarded.
Select the value to specify the minimum transmission rate of the
Decline packets to trigger the Decline protection for the specific
port.
w Control:
Select the value to specify the Decline Flow Control. The traffic
flow of the corresponding port will be limited to be this value if
the transmission rate of the Decline packets exceeds the
Decline Threshold.
Option 82 Config
Enable/Disable the Option 82 feature.
Select the operation for the Option 82 field of the DHCP request
packets from the Host.
Keep: Indicates to keep the Option 82 field of the packets.
Replace: Indicates to replace the Option 82
packets with the switch defined one.
Drop:
Indicates to discard the packets including the Option
82 field.
Enable/Disable the switch to define the Option 82.
Enter the sub-option Circuit ID for the customized Option 82.
Enter the sub-option Remote ID for the customized Option 82.
Port Config
Click the Select button to quick-
select the corresponding port
based on the port number you entered.
Select your desired port for configuration. It is multi-optional.
Displays the port number.
Select Enable/Disable the port to be a Trusted Port. Only the
Trusted Port can receive the DHCP packets from DHCP
servers.
Select Enable/Disable the MAC Verify feature
. There are two
fields of the DHCP packet containing the MAC address of the
Host. The MAC Verify feature is to compare the two fields and
discard the packet if the two fields are different.
Select Enable/Disable the Flow Control feature for
packets. The excessive DHCP packets will be discarded.
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