What is the function of PBX with universal pra protocol?

General pra protocol PBX has the functions of call routing, internal communication, external communication, extension management, voice mail, call forwarding and call waiting, and configuration of dialing rules. Details are as follows:

1. Call routing: PRA protocol switches and PBX can route calls to the correct destination according to preset rules and policies, such as extensions, external lines or other departments.

2. Internal communication: It allows different extensions in the enterprise to dial each other's telephones to realize internal communication and cooperation.

3. External communication: Through the external interface, PRA protocol switches and PBX can be connected with the public telephone network (PSTN) or other external communication networks, thus realizing the communication with external telephone numbers.

4. Extension management: you can manage and configure all extensions in the enterprise, including adding, deleting and modifying extension numbers, and setting special functions or permissions of individual extensions.

5. Voice mail: PRA protocol switches and telephone PBX usually support voice mail function, so that users can store messages in voice mail when they don't answer the phone, and listen to messages through message prompts or remote access.

6. Call forwarding and call waiting: users can use the call forwarding function to transfer calls to other extensions or external phone numbers, and the call waiting function can provide convenience when users answer multiple calls at the same time.

7. Configuration of dialing rules: PRA protocol switches and PBX are usually allowed to configure dialing rules, including the longest dialing time and prefix setting of international long-distance dialing numbers. , so as to realize the flexible management of enterprise external dialing.