Voice coding – when a subscriber starts a conversation, their voice is convert into digital format using special algorithms (codecs). These codecs provide a balance between sound quality and data transfer efficiency, minimizing the load on the Internet channel.
Data transmission – after encoding,
The SIP protocol the russian email list 1.7 million contact leads voice is transmitt in the form of data packets over the network using RTP (Real-time Transport Protocol) . This protocol guarantees the delivery of audio packets in real time, providing natural sounding speech without delays.
Connection quality control
RTCP (RTP Control Protocol) is us to maintain connection stability . This protocol controls parameters such as delay levels, packet loss, and audio quality, and makes adjustments to the data transfer process.
Call management – that manages avoid spam triggers call setup and termination,
determines the location of interlocutors on the network, and provides call routing.
Data conversion – on the recipient’s side, the voice is convert back from digital format to an analog signal, which the subscriber hears in the headphones or speaker of the phone.
Using SIP telephony allows businesses
To organize multi-channel lines, flexibly distribute calls between employees,
connect virtual numbers from different countries and integrate philippines numbers communications with other digital services, such as analytics systems, CRM and call tracking.
Thus, SIP telephony is not just a voice communication technology, but an entire ecosystem of solutions that provides flexibility, scalability and high efficiency of communications in modern companies.
How is telephony built on SIP?
Communication in a SIP network is carri out using the client-server model and includes several key components: The SIP protocol
Terminal – a device from which calls are made (SIP phone, computer, smartphone or tablet).
Proxy server – receives requests from users, processes them and distributes call flows.
Forwarding server – determines the current address of the call subscriber and rirects the request to the desir recipient.
Location tracking server – allows you to determine the user’s geographic location and correctly route calls, even if the subscriber is in another country.