<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;"><div id="yiv178823669">hi,<br> excuse me first for my poor english,this is my first time using trixbox/centos release 5.i configured all correctly making outside call and incoming call,in other words working all fine.<br>I want to use a2billing,I set a2billing to my server/trixbox also with a guide from ,i configured DID number and when i dial my DID i hear a voice recording "please enter you complete pin number"then i enter my pin number came from to my a2billing/Customer number then i hear "you have 10 dollors"please enter the number you wish to call and then press # key.when i dial the number i hear a voice recording "the number you have dial is currently unavailable.i using E1/R2 digium T110P so i configure zap to my provider tech.<br><br><br></div></td></tr></table><br>