asterisk server on CentOS

the project is about installation of asterisk server, design of interface for click to call and sms where users can also down load pin for IVR based on their account balance a well experience VOIP programmer should know about? this with this hint. user sign up on a web.? there will be two classes of users whole salers and consumers. conumers? get to download(on entry of the amount PIN get displayed on the web page)? PIN for IVR call but the wholesaler's PIN will be sent by the site to an associated email. the sms is just the normal web to phone sms. ? PIN number get emailed to subscriber after they placed order on the webpage it can also be displayed on the webpage. the provider will give us write up about the whole procedures for the set up for training purposes. ## Deliverables the site will have a pagE laid out to contain pages like [login to view URL]