I edit a china tones.conf ,but it's not useful. does anybody can help me? [cn] generate-dial => v=-7;%(1000,0,475) detect-dial => 475 generate-ring => v=-7;%(1000,4000,475) detect-ring => 475 generate-busy => v=-7;%(350,350,475) detect-busy => 475 generate-attn => v=0;%(100,100,1400,2060,2450,2600) detect-attn => 1400,2060,2450,2600 generate-callwaiting-sas => v=0;%(300,0,440) detect-callwaiting-sas => 440,480 generate-callwaiting-cas => v=0;%(80,0,2750,2130) detect-callwaiting-cas => 2750,2130 detect-fail1 => 913.8 detect-fail2 => 1370.6 detect-fail3 => 1776.7 tones for china China (People’s Republic of) Busy tone - 450 0.35 on 0.35 off Congestion tone - 450 0.7 on 0.7 off Dial tone - 450 continuous Second dial tone - 450 continuous Intrusion tone - 450 0.2 on 0.2 off 0.2 on 0.6 off Number unobtainable tone - 450 3x(0.1 on 0.1 off) 0.4 on 0.4 off Ringing tone - 450 1.0 on 4.0 off Special information tone - I 450 0.4 on 0.04 off Special information tone - II 950 0.4 on 10.0 off Waiting tone - 450 0.4 on 4.0 off 王洪永 中企开源-IP通讯部 Thu, 3 Jun 2010 16:45:17 +0800o