Tech Talk: ISDN PRI E1 Trunk Configuration in Yeastar PBX System
Audiocodes - SIP Trunking in 2 minuti
A trunking gateway is an interface between Voice over Internet Protocol (VoIP) and Public switched telephone network (PSTN). It is a device whereby the VoIP line and PSTN line are connected so that an end user can use PSTN phones to make a call over VoIP.
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