Firewall Setting - D-Link DSL-2750U User Manual

Section 3 – Web Configuration
The following table describes the parameters of this page.
Field
Enable
Ip Protocol Type
Input Interface
802.1P
DSCP Check
Protocol Type
Classify Queue
DSCP Mark
COS Mark
You may click Edit to modify the existing classification rule.

Firewall Setting

A denial-of-service (DoS) attack is characterized by an explicit attempt by
attackers to prevent legitimate users of a service from using that service.
Port scan protection is designed to block attempts to discover vulnerable ports or
services that might be exploited in an attack from the WAN.
Choose ADVANCED > Firewall Settings. The page shown in the right figure
appears.
Select the service and click Apply to take the settings into effect.
D-Link DSL-2750U User Manual
Description
Tick in the box to enable this QoS rule.
Select the protocol type as IPv4 or IPv6.
Based on the Classify Type, choose a WAN/LAN
interface.
Choose a matched 802.1P VLAN priority.
Choose a matched DSCP type.
Choose a protocol type matching with the QoS
rule.
Choose a QoS queue for the rule.
Set a DSCP Mark for this QoS rule.
Set a COS Mark for this QoS rule.
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