i am looking for a freelancer who have expertise in asterisk. and who can make a small asterisk billing system. for example we have 2 SIP extensions in asterisk extension A and extension B. Both of them have 5$ to make call in customized database. when ever they will dial any landline or mobile number asterisk system will charge them for 60/60 sec billing. if they have 0 balance asterisk will not allow them to make any external call to landline or mobile.
15 freelance ont fait une offre moyenne de 347 $ pour ce travail
Hi, I have already a solution like this. And I have experience to do that you want. Please check your PMB to see the link to the manual and screenshots of the application.
Am new to freelancing sites but experienced , please go through my odesk profile . [url removed, login to view]~~be68f1c11c92a84c I can do it for 150$
Hi, I am an asterisk developer creating a callcenter solution. I am very interested on this project. I've sent you a private message for the work details. Thanks, Moonlight1978