A telephone service available both in digital and analogue systems allows displaying a number of the calling subscriber on the display. And where it is
possible the caller’s name can be also lighted up.
SysMaster Corporation is the largest VoIP billing and call routing solution company in the world with the most VoIP business platform installations. Utilizing SysMaster equipment providers deliver high-quality calling solutions for more than 100 million c
A telephone service available both in digital and analogue systems allows displaying a number of the calling subscriber on the display. And where it is
possible the caller’s name can be also lighted up.
