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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>I found the setting for ECM to disable, but how can I knock down the fax rate on a Sharp F0-4400? I can’t find a setting for it in the manual.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>What are the odds someone one here has this model sharp! –jason<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>We can hear the fax machine dial but it doesn’t negotiate with the far end. We can send to other fax machines and eFax with no issues. My plan was to disable ECM and lock the machine to 9600 baud. Using a VG224/MGCP T38 to T.38/SIP CUBE with CallManager 9.1<o:p></o:p></p></div></body></html>