Hallo,
[...]
Von http://help.powerup.com.au/dun/errors_dun.htm:
(vielleicht hilft es weiter)
Error 630:
The computer is not receiving a response from the modem.
Check that the modem is plugged in, and if necessary, turn the modem off and then turn it back on.
* Another program (Fax/VoiceMail software) may be using the modem
* The Windows/TELEPHON.INI file may be broken or missing (run Windows/System/TAPIini.exe and reboot the computer)
* COM port speed is too high for port (>9600bps on 8250/16450 UART's) or modem
* Serial data format is not 8-N-1
* Modem initialisation string could be incorrect
* "Error 630 with 3Com Modem/LAN EtherLink III PC Card" - Microsoft Knowledge Base article Q198002
* "Sierra Semiconductor 33.6 Modem Does Not Work Correctly" - Microsoft Knowledge Base article Q191422
* "Phone Company Services May Disrupt Modem Functionality" - Microsoft Knowledge Base article Q184086
Grüße,
Christian