Comtrol RocketPort Serial Hub Series - Manual (Page 48)

48 Configuring Modems
Windows NT
10. If you need to configure modem properties (maximum baud rate,
data bits, parity, and so on), click the Properties button, make the
needed changes, then click OK to return to this window.
11. If you need to configure dialing properties (country, area code,
calling card number, and so on), click the Dialing Properties button,
make the needed changes, then click OK to return to this window.
12. Click Close.