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PRI - Primary Rate Interface helps in growing your business with our quick and easy-to-deploy PRI Service, which provides 30 voice channels in a single connection.

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The Primary Rate Interface (PRI) service provides 30 voice channels on a single wired connection with the capability of increasing the number of channels as per future requirements. These can be configured as outgoing or incoming, or two-way communication channels. There is 2-way connectivity between ISDN Compatible PBX or (PSTN) Public Switched Telephone Networks. Our Industry-first SLA-backed (Primary Rate Interface) PRI line connection offers enterprise access to a telecom infrastructure that can dynamically adapt to the changing needs of their business. Our (SLA) Service Level Agreement offering includes:- Network service availability of 99.5 %, a complaint (MTTR) Mean time to resolve of 4 hours, and service credits in case of commitment breach.

PRI Lines are the ideal solutions for business telephony channel needs in India for digital voice experience.

PRI Line Advantages


Ease of Management

Scalable with multiples of 30 channels


Video Conferencing

Support video conferencing solutions


Enterprise friendly billing system

Value-added services like pooling, Free local CUG, and similar pilot number for offices



Terminates on a PRI card in PBX devices


Details Standard
Interface G.703
Minimum number of channels 30
Direct Inward Dialling (DID) facility
Default DID 30
Direct Outward Dialling (DOD) facility
Same product pooling
Cross product pooling (National pooling)
Closed user group facility
Multiple last mile options
Video conferencing
Tele marketing number (140)
Budget ILD calling packs
SLA of 99.5% for network service availability and 4 hrs for MTTR



  • I highly recommend AcmaTel's PRI Solutions. We have 150+SIP channels to communicate with customers, high-quality voice calls help to increase the productivity of agents as well as the quality of customer service. It is incredible I would not change it for anything.

    -Mr. Pralhad Pandey
  • We are using the services of AcmaTel's PRI Solutions for 3 years. I would glad to say that I haven't heard or experienced any downtime till now. Well-managed services by experts, I would not hesitate to recommend the services.

    -Mr. Sachin Jindal

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