Tag: IP-PBX

Classic pictures show President Franklyn Roosevelt with multiple telephones on his desk, each with its own line so that he could talk to several people at once. This was conference call technology in 1941. Special equipment for conference calling was developed by Bell Laboratories around 1956. The first serious commercial dabbling in conference ... Read More
May 8, 2017Tommi
Analog Phones Classic pictures show President Franklyn Roosevelt with multiple telephones on his desk, each with its own line so that he could talk to several people at once. This was conference call technology in 1941. Special equipment for conference calling was developed by Bell Laboratories around 1956. The first serious commercial dabbling in ... Read More
August 4, 2015Tommi