...uninstall the modem and reinstall. Reboot. You can disable the disturbing modem sound if you want to, at Control Panel>Modem Properties> Speaker Volume, AND at Control Panel>Network Connection. Right click your connection>Properties>Modem Configure...>uncheck "enable modem speaker"
My brother just installed XP Pro on his Dell laptop. When he dialed up the modem sound stayed on the entire time he was online, not just during the dialing time.
Ideas?
Dell Inspirion 5500
512MB Ram
40GB HD
XP Pro
Denny

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