Edimax 3G-6200n Manual page 118

Here are descriptions of every setup items:
Item Name
Protocol
Port Range
Click 'Add' to add this IP address restriction rule to the list (and back to
previous page), or click 'Reset' to clear all texts in every field.
When you finished with the settings in this page, you can click 'Apply'
button to save changes you made in this page, or you can click 'Cancel'
to discard changes. After you click 'Apply' button, you'll see the
following messages:
Please click 'Apply' to save changes you made and restart the broadband
router, this requires about 30 seconds and the broadband router will stop
responding (this is normal and is not malfunction). You can reconnect to
this broadband router and continue on other settings later.
Description
Please select the protocol type of this service:
TCP or UDP, or 'Both'.
Please input the port range if this service. For
a single port number, just input the number of
service port (like '110').
If this service consists multiple continuous
ports, you can input '110-120' for port number
110 to 120, or '110,115,120' for port number
110, 115, and 120.
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