SIP is a request-response procedure that coordinates requests from clients sent through any transport protocol and responses from servers.
SIP decides the system to be used for the session, the media type and media parameters based on the client’s initiation of the communication. With these parameters defined and secured SIP will handle the transfer and termination of the session.
Provide a brief overview of your needs / challenges or any other requirements:
How many sites or locations will need to be connected to VoIP Service?
When would you like VoIP service?
Provide the 5 digit ZIP code of the location you want VoIP: