The services provided by professionals in particular field. For example, a company may charge a certain sum of money for the certain tasks their consultant accomplished for the company who ordered the service.
Mediatrix 3731 - is a multifunctional device, which has unified VoIP IAD and Gateway in a secure and powerful platform. The device is perfectly suitable for a SIP trunking, PBX trunking, and PSTN solutions for VoIP equipment.