Inbound Filter - D-Link DSL-2542B User Manual

Section 3 – Configuration
To access the Inbound Filter window, click the Inbound Filter button in the Advanced directory.
The Inbound Filter allows you to create a filter rule to allow incoming IP
traffic by specifying a filter name and at least one condition on this
window. All of the specified conditions in this filter rule must be satisfied
for the rule to take effect. By default, all incoming IP traffic from the
Internet is blocked when the firewall is enabled.
Click the Add/Apply button and then click the Reboot button on the left
panel to let your changes take effect.
Filters Parameter
Name
Protocol
Source IP Address & Source
Subnet Mask
Source Port
Destination IP Address &
Destination Subnet Mask
Destination Port
D-Link DSL-2542B User Manual
Description
Enter a name for the new filter.
Select the transport protocol (TCP, UDP, ICMP, TCP/
UD, or Any) that will be used for the filter rule.
For an Outbound Filter, this is the IP address or IP
addresses and their associated subnets on your LAN
for which you are creating the filter rule. For an
Inbound Filter, this is the IP address or IP addresses
and their associated subnets for which you are
creating the filter rule.
The Source Port is the TCP/UDP port on either the
LAN or WAN depending on if you are configuring an
Outbound or Inbound Filter rule.
Where the Destination IP address and subnet mask
resides also depends on if you are configuring an
Inbound or Outbound filter rule.
The Destination Port is the TCP/UDP port on either
the LAN or WAN depending on if you are configuring
an Outbound or Inbound Filter rule.

Inbound Filter

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