The function is available in some telephone networks and it allows receiving the other call at the moment of the actual conversation by the method of setting the active call in the waiting mode or cancellation. This will let not to miss an important call and to agree upon time when it will be possible to call back.
SysMaster is a leading vendor of voice, video, and data equipment, serving emerging and traditional telecoms and service providers. The company offers extensive line of Voice-over-IP, IPTV, and Wireless products and solutions which enable service provider
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