Allows users tracking the condition of the other telephone or the subscriber, for example, there will appear a signal on the screen of the telephone device informing that the subscriber is on the line and is temporarily unavailable.
VanAccess
Van Access is a distributor of VoIP equipment. Our single focus is on value and our mission is that through us you will get the best value in VoIP equipment. We achieve this by carrying a portfolio of emerging brands of VoIP telecommunication equipment. B
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