Firewall - D-Link DSL-G604T User Manual

Firewall

The Firewall Configuration menu
allows the Router to enforce
specific predefined
intended to protect against certain
common types of attacks. There
are two general types
protection (DoS and Port Scan)
that can be enabled on the Router,
as well as filtering for specific
packet types sometimes used by
hackers.
You can choose to Enable or
protection against
Disable
customized basket of attack and
scan types. To enable DoS
or
Protection Port
Protection, select the Enable
radio button for the protection
type and click in the selection
boxes for the various types of
protection listed under each.
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
SYN Flood check
ICMP Redirection check
policies
of
a
Scan
Figure 4- 4. Firewall Configuration Menu
Port Scan Protection
Nmap/FIN attack
URG/PSH attack
Xmas Tree Scan
Null Scan attack
SYN/RST attack
SYN/FIN Scan
Service Filtering
Ping from WAN
Telnet from WAN
FTP from WAN
DNS from WAN
IKE from WAN
RIP from WAN
DHCP from WAN