Advanced > Firewall - D-Link DVG-1402S User Manual

This Router comes equipped
with a firewall. The Firewall
configuration screen allows
the Router to enforce specific
predefined policies intended
to protect against
common types of attacks. To
configure the Router's firewall,
click the Advanced tab at the
top of the screen and then the
Firewall tab to the left.
Pass or Block
Protocol
Source
Destination
Subnet Mask
Advanced > Firewall
certain
Select the action you want the filter to take when it finds a
packet that meets the criteria entered below.
The protocol associated with this IP filter. The user may choose
between TCP, UDP or Both.
Enter the IP address or range of IP addresses that you wish to
block or allow to pass through the router. The Source may be
identified on the LAN side, the WAN side or both by using the
pull-down menu for the Interface heading.
Enter the IP address or range of IP addresses that you wish to
deny or allow access to the Internet. The Destination may be
identified on the LAN side, the WAN side or Both by using the
pull-down menu for the Interface heading. The type of protocol
may also be chosen by using the pull-down menu. The user
may choose between TCP, UDP, ICMP or (*) Any. The user
may also select a range of ports of the destination IP addresses
by entering the range under the Port Range heading.
The subnet mask that corresponds to the IP address above.
39