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for your business




Connection to the ISDN technology with the PRI interface will be an indispensable solution for business. Thanks to this service, the client can connect the office's automatic phone exchange to the global phone network. It will provide the opportunity to make high-quality local long-distance, international calls, and calls to mobile networks at competitive rates.


ISDN PRI allows it to combine up to 30 channels of B format simultaneously with a total bandwidth speed of 2.048 Mbps. That is, the line will be able to receive up to 30 incoming/outgoing calls at once. This allows the company to significantly save on costs and ensure prompt interaction between employees and customers.

Other features of the service include:

  • It is possible to limit the number of channels, both for the input for each number and for the output.
  • High quality signal, connection, and speech during the conversation.
  • The system is equipped with a caller identification service.
  • ISDN PRI supports any type of digital mini automatic phone exchange.
  • In order for the local IP automatic phone exchange to support multiple interfaces at the same time, it is important to connect an ISDN-enabled router.
  • Ability to switch between multiple active phone lines.
  • Automatic call to the subscriber, the conversation with which was interrupted.
  • Ability to quickly dial a phone number.
  • Conducting phone conferences with several participants at the same time.

ISDN PRI is a convenient option for organizing a corporate phone network, within which there will be many short numbers. For example, each department or division has its own number, which simplifies the interaction between employees within the company.


Regardless of the business segment, by connecting the ISDN PRI service from the Ukrainian provider of electronic communication services DATAGROUP, the client receives a number of benefits and advantages. Among which:

  • Secure reliable digital data network.
  • The wide functionality of the service.
  • Ability to easily and quickly change the number of connected numbers.
  • Excellent quality of communication, sound, and high data transfer rate of different complexity.
  • Availability of services throughout the whole territory of Ukraine.
  • Possibility of connection to the central office of the company of several remote divisions.
  • Convenient integration of different types of traffic without delays.
  • Ability to conduct video conferences with clients, customers, and colleagues from different cities with a demonstration of product presentations, and training seminars.
  • The organization of several remote offices allows saving on office space rent.
  • Hiring freelance remote employees who can work out of the office from another city and receive piecework wages.
  • The possibility of organizing a call center to work with clients for collecting analytical data, consulting, and other purposes.
  • Analytics of equipment operation and software loading is performed remotely.

More details on how ISDN PRI connection from DATAGROUP works can be manually requested from the consultants of the company by filling up the form on the site or by calling the contact phone number. Specialists select the best tariff option according to your business.


Tariffs for ISDN PRI service

Tariffs for long-distance phone communication services

Tariffication of calls to numbers 0-900  

Tariffs for international calls (Standard)

Tariffs for international calls (DataSvit)

Exception codes for DataSvit service