Need to make a customer informant?

Question

linux

I read the post habrahabr.ru/post/215869 It is
necessary to make an informant for clients about paying bills for renting premises.
How much time will it take, whether you need equipment and if you need what and what it will cost.
The essence of the problem, we drive in the numbers in the database, there is a call to a person with a recorded voice.

Answer 1

You need an inexpensive computer, a SIP trunk to the provider, and a person who can deploy Asterisk and attach a database of numbers with a Web interface to it or dock with an existing database.