It is a device capturing and controling all the signals, which are being created by the whole system, especially the made and received phone call signals. The device is mostly used for connecting regular phone system with the Internet and backwards.
Continent Telecom Ltd offers local phone numbers (DID) in 90 countries of the world.
Call forwarding to your mobile or landline phone. Forwarding to SIP and Skype is free. Fax forwarding to your e-mail.