2N NETSTAR – User Manual
DISA
Direct tone (frequency) dialling of an internal PBX subscriber number (without
the operator).
ISDN
A public multimedia digital network, e.g. TELECOM, which provides high-quality
voice and data services.
IP telephony
The IP telephony (VoIP - Voice over IP) is a technology that provides voice
transmission over the data LAN/WAN or the Internet using the Internet Protocol (IP).
Implementation of this technology cuts telephone costs.
Groups of internal subscribers
The
2N
NETSTAR PBX allows the user to define X groups of internal
subscribers that make the impression of X independent (virtual) PBXs.
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1.1
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