On Sep 22, 2006, at 11:03 AM, hungtq wrote: > Hi. > I'm designing a call center. I want to use Astersik's solution > for this one. In my project I need solution for all signaling type, > especially SS7. I wonder whether SS7 is an open source or not. If it is > not an open source how can I develop my project that support SS7 based > on Asterisk (my perpose is to be able to complete my project more > easily > and saving cost). Can you give me some suggestion ? Yes, it is open source. If you are not familiar with asterisk though, you need to learn about that before you worry too much about ss7. SS7 is just a signalling protocol that asterisk supports, like many others. Matthew Fredrickson >