Problem in Connecting Modem - Need Help

I am Using a Dax 56k Voice Modem.I have connected the modem to COM3 Port. When i run Toejam, it says

2003-08-05 21:37:51,136 [INFO ] - TOEJAM started
2003-08-05 21:37:51,146 [INFO ] - Programmed by Cory Prowse <cosmic@users.source
forge.net>
2003-08-05 21:37:51,146 [INFO ] - Version 3.0.0 - 25 June 2003
2003-08-05 21:37:51,156 [INFO ] - Execution directory: C:\toejam-3.0.0
2003-08-05 21:37:51,156 [INFO ] - Using COM Port COM3
2003-08-05 21:37:51,166 [INFO ] - Using properties file: "toejam.properties"
2003-08-05 21:37:51,216 [INFO ] - Creating CallController
2003-08-05 21:37:51,216 [INFO ] - Preloading Audio
2003-08-05 21:37:51,266 [INFO ] - smtpHost: "localhost"
2003-08-05 21:37:51,266 [INFO ] - smtpUser: ""
2003-08-05 21:37:51,266 [INFO ] - emailFrom: "root@localahost"
2003-08-05 21:37:51,277 [INFO ] - greetingAudioFile: "Greeting.gsm"
2003-08-05 21:37:51,277 [INFO ] - goodbyeAudioFile: "Goodbye.gsm"
2003-08-05 21:37:51,287 [INFO ] - timelimitAudioFile: "TimeLimit.gsm"
2003-08-05 21:37:51,287 [INFO ] - emailMessagesHome:
2003-08-05 21:37:51,287 [INFO ] -       0: "cory@localahost"
2003-08-05 21:37:51,297 [INFO ] - emailMessagesWork is empty
2003-08-05 21:37:51,297 [INFO ] - emailNotifications:
2003-08-05 21:37:51,307 [INFO ] -       0: "cory@localahost"
2003-08-05 21:37:51,307 [INFO ] - emailMessagesHomeAndWork:
2003-08-05 21:37:51,307 [INFO ] -       0: "cory@localahost"
2003-08-05 21:37:51,407 [INFO ] - MODEM CONTROLLER: Using modem driver U.S. Robo
tics 56K Pro Msg
2003-08-05 21:37:51,487 [INFO ] - Openning modem on port COM3
2003-08-05 21:37:51,527 [INFO ] - Attempting to open the serial port - will wait
up to 30s
2003-08-05 21:37:52,088 [INFO ] - Flushed 1 bytes from modem input stream
2003-08-05 21:37:52,608 [FATAL] - ModemException encountered while openning mode
m
net.sourceforge.toejam.modemController.exceptions.ModemException: OK response no
t detected on COMMAND_INIT during initModem in UNREADY state
        at net.sourceforge.toejam.modemController.driver.states.UnreadyState.res
etAndInit(UnreadyState.java:67)
        at net.sourceforge.toejam.modemController.driver.states.UnreadyState.ini
tModem(UnreadyState.java:51)
        at net.sourceforge.toejam.modemController.driver.AbstractModemDriver.ini
tModem(AbstractModemDriver.java:209)
        at net.sourceforge.toejam.modemController.ModemControllerImpl.openModem(
ModemControllerImpl.java:110)
        at net.sourceforge.toejam.modemController.ModemControllerImpl.openModem(
ModemControllerImpl.java:78)
        at net.sourceforge.toejam.callController.CallController.openModem(CallCo
ntroller.java:289)
        at net.sourceforge.toejam.callController.CallControllerContext$IdleMap_D
efault$IdleMap_Start.start(CallControllerContext.java:319)
        at net.sourceforge.toejam.callController.CallControllerContext.start(Cal
lControllerContext.java:91)
        at net.sourceforge.toejam.callController.CallController.<init>(CallContr
oller.java:258)
        at net.sourceforge.toejam.Runme.main(Runme.java:88)
2003-08-05 21:37:53,029 [WARN ] - log4j:ERROR Error occured while sending e-mail
notification.

The Modem is connected properly. But i can't able to connect it with Toejam.It says

"ModemException encountered while openning mode
m"

Can Please tell what is the problem ???