Call waiting with “Caller ID” uses a special signal in order to warn you about an incoming call, during another call there are shown the name and number of the calling subscriber on the display. The function also allows switching between two calls.
ASK-VoIP S.A. (ASK-VOIP S.A. is former ASK-VOIP LTD) is a Panama-based telecommunications provider specializing in wholesale international voice traffic.
E-mail: info@ask-voip.com