Motorola SVG1501UE 用户手册

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6 • Advanced Pages 
37 
  
Advanced Port Triggers Page 
Configure dynamic triggers to specific devices on the LAN. This allows for special 
applications that require specific port numbers with bi-directional traffic to function 
properly. Applications such as video conferencing, voice, gaming, and some messaging 
program features may require these special settings. 
The Advanced Port Triggers are not static ports held open all the time. When the 
Configuration Manager detects outgoing data on a specific IP port number set in the 
“Trigger Range,” the resulting ports set in the “Target Range” are opened for incoming 
or bi-directional data. If no outgoing traffic is detected on the “Trigger Range” ports for 
10 minutes, the “Target Range” ports close. This is a safer method for opening specific 
ports for special applications (e.g. video conferencing programs, interactive gaming, file 
transfer in chat programs, etc.) because they are dynamically triggered and not held open 
constantly or erroneously left open via the router administrator and exposed for potential 
hackers to discover. 
 
Field Descriptions for the Advanced Port Triggers Page 
Field 
Description 
Trigger Range 
 Start 
Port 
 End 
Port 
 
Starting port number of the Port Trigger range. 
Ending port number of the Port Trigger range. 
Target Range 
 Start 
Port 
 End 
Port 
 
Starting port number of the Port Trigger range. 
Ending port number of the Port Trigger range. 
Protocol 
Select TCPUDP, or Both from the drop-down list. 
Enable 
Select checkbox to activate the IP port triggers.