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VoIP FAQ

1. What is VoIP?

2. What is traffic?

3. What is softswitch?

4. What is Class 4 softswitch?

5. What is Class 5 softswitch?

6. What's the difference between the softswitch and switch?

7. What is VoIP billling?

8. What is NAS server (RTP/Media server)?

9. What is RADIUS?

10. What is H.323?

11. What is SIP?

12. What is codec?

13. What is transcoding?

14. What is routing?

15. What is LCR?

16. What is revenue assurance?

17. What is ERP for VoIP?

18. What is gateway?

19. What is DID number?

20. What is IVR?

21. What is SIP-trunking?

1. What is VoIP?

Voice Over Internet Protocol is a technology which provides the transmission of voice communications and multimedia sessions over Internet Protocol (IP) networks. Fax, SMS, voice messaging applications can also be transported via VoIP channels. Services via network of a VoIP provider are usually cheaper than via the traditional phone system.

2. What is traffic?

Traffic is the summation of the VOIP calls received and delivered via the Internet.

3. What is softswitch?

It is software-based device in a telecommunications network which provides managing of voice, fax, data and video traffic, routing of a call within the network, and can process the signaling for all types of packet protocols. VoIP Softswitches are subdivided into two classes — class 4 and class 5 softswitches.

4. What is Class 4 softswitch?

Class 4 VoIP softswitch is the kind of VoIP software which is used to transit VoIP traffic between the carriers. The main task of Class 4 softswitch is to maintain the uninterrupted routing of the large volumes of long distance VoIP calls. It is characterized by protocol and codec support and conversion, calls per second rate, number of concurrent calls, etc.

5. What is Class 5 softswitch?

Class 5 VoIP softswitch is the kind of VoIP software which is intended for companies providing services for end-users. It is designed to work with residential and business clients. Class 5 softswitch is characterized by such services as calling features, IP PBX features, authorization types, etc.

6. What's the difference between the softswitch and switch?

Traditional switch is the hardware, with physical switchboards to route the calls. Softswitch is the VoIP software solution which is installed on servers and has the same functionality. VoIP softswitch solutions now become more popular.

7. What is VoIP billling?

It is VoIP solution which collects, calculates and shows information about telephone calls and other services and generates invoices for the customers. Also it offers complete calls statistics, connection quality reports, financial reports and other vital information. VoIP billing is complete financial accounting solution for VoIP carriers.

8. What is NAS server (RTP/Media server)

It is one of hardware servers, where softswitch is installed. It accepts and receives VOIP calls: signaling(technical info) and media (voice).

9. What is RADIUS?

RADIUS is a subscriber authentication and counting protocol, usually working like an external application and collect information for NAS from VoIP Billing.

10. What is H.323?

H.323 is a protocol‐standard contains technical requirements for delivering audio via networks and includes standards and voice codecs.

11. What is SIP?

SIP (Session Initiation Protocol) is a protocol for organizing, changing and finishing the connection conversation: multimedia conferences, phone connections and user connections with different applications.

12. What is codec?

Cosec is a compression and decompression algorithm which allows to constrict bandwidth by speech delivery. G.723 and G.729 are mostly used in VoIP nowadays.

13. What is transcoding?

Transcoding is the process of converting media stream from one codec to another. Usually it is required when a client does't support the provider's codec. Real time convertion of VoIP traffic is provided due to special algorithm, which allows to convert stream without decrease of connection quality.

14. What is routing?

Routing is the process of selecting VOIP providers from list to make VOIP call.

15. What is LCR?

LCR (Least Costs Routing) is a function to set routing with the least price per minute to get best profit.

16. What is revenue assurance?

It is a solution for VoIP providers which increases the traffic quality and profitability. This VoIP software is constantly monitoring the destination, changing and choosing efficient routes according to the special rules. Revenue assurance system can automatically lock problematic destinations. It guarantees one always received the minimal desired level of income.

17. What is ERP for VoIP?

Enterprise resource planning is VoIP software solution which integrates internal and external management information. It is designed to automate business processes and allows one to generate online reports which help to view current information about VoIP company.

18. What is gateway?

Gateway in VOIP is a server or a hardware equipment that allows to make or receive calls using connection to country local interfaces like FXO/FXS, GSM, TDM and other.

19. What is DID number?

DID (direct inward dialing) is a possibility to use local numbers of any country like a personal number for accepting or sending calls. DID number usually connect to softswtich thought Gateway.

20. What is IVR?

IVR (Interactive Voice Response) is the system of the previously recorded voice messages, which are functioning as calls routers inside companies or call-centers, the functioning is based on information typed by client via touchtone (DTMF).

21. What is SIP-trunking?

SIP trunking is a VoIP service based on the SIP by which Internet telephony service providers deliver telephone services and unified communication to customers equipped with private branch exchange (IP-PBX) facilities.

MediaCore Softswitch

Carrier-grade multifunctional class 4 softswitch with session border controller functionality. Designed for VoIP wholesale providers, which operate with high peaks of traffic.

    Main advantages:
  • Dynamic routing;
  • Integrated billing;
  • Protocol & codec conversion;
  • Revenue assurance system.

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CallMax Softswitch

Proprietary linux-based multifunctional class 5 softswitch

  • Advanced billing tools;
  • All available authorization types;
  • Calling card platform;
  • Multilevel IVR-menu;
  • Residential/Hosted IP PBX;
  • Wide range of other features.

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Accucore - ERP-system for VoIP

«Over the billing» system designed to automate business processes such as invoice generation, price lists processing management, etc.

Advanced reports generation system helps to view current information about your VoIP-business. IAS & GAAP standarts support.

AccuCore makes routine work while you make money.

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