Billion ISDN Utility

Billion ISDN Utility

Free
The ISDN Utility includes helpful programs for the Billion mini USB ISDN TA128
 
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The ISDN Utility includes helpful programs for the Billion mini USB ISDN TA128, such as diagnostic program, uninstallation program, and on-line manual. After Windows installs the driver of your ISDN card, the ISDN Utility may be installed automatically. If the ISDN Utility is not installed, you may install it from the installation CD.

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