Polycom 400 - Manual (Page 109)

102 Set Up Outlook for TAPI Polycom Telephone User Guide
621-00000092
12. Enter your telephone number and password and click OK.
13. Click OK in the VocalData VOISS dialog box.
14. To finish the installation, click Resume in the Install dialog box
that appears.
15. Click Finish in the Installation Complete dialog box to complete
the TAPI program installation.
NOTE: Before you can dial from the TAPI-enabled program,
you must and to use the VocalData telephone line.