D-Link DSL-G624T Network Router User Manual


 
DSL-G624T Wireless ADSL Router User Guide
Firewall
Firewall
Configur
ation window
When DoS, Port Scan, or Service Filtering Protection is enabled, it will create a firewall policy to protect your network
against the following:
Dos Protection Port Scan Protection Service Filtering
SYN Flood check
ICMP Redirection check
FIN/URG/PSH attack
Xmas Tree Scan
Null Scan attack
SYN/RST attack
SYN/FIN Scan
Ping from WAN
Telnet from WAN
FTP from WAN
DNS from WAN
IKE from WAN
RIP from WAN
DHCP from WAN
ICMP from LAN
Service Filtering may
interfere with other
configurations such as
DHCP Relay or
Remote Management
via Telnet.
Note
You can choose to enable or disable protection
against a customized basket of attack and scan
types. To use DoS Protection or Port Scan
Protection, select the State Enabled radio button
for the protection type and click in the selection
boxes for the various types of protection listed
under each.
The Firewall Configuration window allows the
Router to enforce specific predefined policies
intended to protect against certain common types
of attacks. There are two general types of
protection (DoS, Port Scan) that can be enabled
on the Router, as well as filtering for specific
packet types sometimes used by hackers.
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