flexfax: problems sending a fax using sendfax!!! plz help

[Luca Domenella <luca@satori.it>]

Hello everyone,

  im trying to send a fax using this command line : sendfax -n -d
0725782409 /etc/passwd

and on my /var/log/messages i have this error:

Aug  3 19:49:34 server FaxGetty[13270]: STATE "R"
Aug  3 20:07:28 server HylaFAX[13429]: Filesystem has SysV-style file
creation semantics.
Aug  3 20:07:28 server FaxQueuer[13290]: SUBMIT JOB 1
Aug  3 20:07:29 server FaxGetty[13270]: ANSWER: Can not lock modem device
Aug  3 20:07:33 server FaxSend[13436]: MODEM ROCKWELL
RC288DPi/V1.200-02-V34_DS SupraFAXModem 288 Built: April 26 1995 13:46:14
Aug  3 20:07:33 server FaxSend[13436]: SEND FAX: JOB 1 DEST 0735782409
COMMID 00000004
Aug  3 20:07:38 server FaxSend[13436]: SEND FAILED: No local dialtone
Aug  3 20:08:02 server FaxGetty[13270]: MODEM ROCKWELL
RC288DPi/V1.200-02-V34_DS SupraFAXModem 288 Built: April 26 1995 13:46:14


any1 has a tip to fix this error ??? i dunno much about modems so im very
in trouble !

TIA,