Planet Technology BT-510U - Manual (Page 40)

Certain modems require you to configure initialization commands separately.
Please click on the [Additional initialization Command Settings] button, enter the
initialization commands in the following window, and then click on the [OK]
button.
7. Enter the connection name (optional), telephone number (of your provider's
access point), user name and password (as issued by your provider), and
then click on the [Finish] button.
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