SEMI-GLOBAL MUTING

Media stream sending method and apparatus, and device

Routing of conference participant based on caller recognition

Reduction of chaining in conference sessions

Routing of conference participant based on caller recognition

Collaboration conference linking in a telecommunications network

Teleconferencing system and non-transitory computer readable medium storing program

Making calls using an additional terminal

INTERNET PROTOCOL PHONE AND CONFERENCE CALL ESTABLISHING METHOD

Teleconferencing systems and methods