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Chapter 5: Using The Router’s Web-based Utility
Port Triggering
Broadband Firewall Router with 4-Port Switch/VPN Endpoint
Port Triggering
The
Port Triggering
screen allows the Router to watch outgoing data for specific port numbers. The IP address of
the computer that sends the matching data is remembered by the Router, so that when the requested data
returns through the Router, the data is pulled back to the proper computer by way of IP address and port mapping
rules.
Port Triggering
Application
. Enter the application name of the trigger.
Triggered Range
For each application, list the triggered port number range. Check with the Internet application documentation for
the port number(s) needed.
Start Port.
Enter the starting port number of the Triggered Range.
End Port
. Enter the ending port number of the Triggered Range.
Forwarded Range
For each application, list the forwarded port number range. Check with the Internet application documentation for
the port number(s) needed.
Start Port
. Enter the starting port number of the Forwarded Range.
End Port
. Enter the ending port number of the Forwarded Range.
When finished making your changes on this tab, click the
Save Settings
button to save these changes, or click
the
Cancel
Changes
button to undo your changes.
TCP
(
T
ransmission
C
ontrol
P
rotocol): a network protocol
for transmitting data that requires acknowledgement from
the recipient of data sent
UDP
(
U
ser
D
atagram
P
rotocol): a nnetwork protocol for
transmitting data that does not require acknowledgement
from the recipient of the data that is sent
Figure 5-29: Applications & Gaming Tab - Port Triggering
