VoIP technology (Voice over Internet Protocol) allows you to make and receive calls over the Internet. This makes it possible to significantly reduce the cost of telephony, thanks to the low cost of internet traffic and make free calls within the VoIP network. When using VoIP equipment user connects the phone to a special adapter (VoIP gateway) for accessing the Internet. In the case of initiation of calls from one computer to another user is using a software phone (softphone), which also provides access to the Internet.
Types of Wholesale VoIP subscriber equipment
User equipment can be divided into three groups:
- USB phones
- SIP phones
- Soft phones (softphones)
Modern fixed SIP phones are the most convenient technological solution, because they can be used for ip telephony, and for work in the public telephone network. They have greater functionality.