Dear: when I install the ofono, I have problems. I use the ofono-0.26 and set up the ofono process ,come into the "test" dir.At the first ,I use the ./enable-modem command .Secondly, when i use the ./test-voicecall /generic 10086,it show error.The error is that the operation failed .I trace the code,the var in the atd_cb funaction show that ok=0. IF ok=0,the function goto error.I don not know the reasion. I look forward to contacting to me.Please send the reasion to the email:zhao.huacheng@zte.com. Thank you!