New Rock is a digital solution provider of intelligent VoIP communication and cloud services, with products such as VoIP gateway, IP phone, IP-PBX, call recording solution, audio and video conferencing system, etc.
Together with our agents and distributors, we provide convenient local service and quality after-sales maintenance service. The standard service provided is 5×8 (5 days a week, 8 hours a day) technical service support, providing customers with maintenance, repair and remote technical support services through phone and e-mail.
(New Rock Technologies, Inc.) is a new generation of intelligent communication equipment and solution provider. We provide future-oriented intelligent communication products and services to customers such as telecom operators, governments, enterprises, etc.
Since the establishment 19 years ago, New Rock has always taken R&D as our core mission and insisted on independent innovation. New Rock has more than 80 certificates and honors, with 19 years of industry brand recognition and influence, and is the common choice of many customers!
New Rock has established a nationwide service system with Shanghai headquarters as the center and six branches or offices in Beijing, Guangzhou, Shenzhen, Shandong, Wuhan and Chengdu to provide customers with perfect pre-sales consultation and after-sales service.
It is a common name for a type of line, PRI (30B+D) is 2.048Mb/s and can be compared to an E1 line. It is generally used for:
1.Voice services provided by operators with a line size of 2.048Mb/s. Access to the ISDN network allows direct use of the telephone to communicate with external parties.
2.Voice lines from the router to the PBX equipment, which can be connected to FAX and telephone sets underneath the PBX's equipment. The telephone set can get in touch with the intranet IP Phone through the router.
Note: Usually used for voice services, one PRI service can take 30 voice lines.