Data packet Internal calling Internet 
NetWork Telecom
AUGUST 29, 2024
SIP (Session Initiation Protocol) is like a traffic cop for your phone calls and video chats. It’s the set of rules that devices follow to set up, manage, and tear down communication sessions over the Internet. Note: While SIP is a type of VoIP (Voice over Internet Protocol) , not all VoIP meets the standards of SIP.
NetWork Telecom
NOVEMBER 30, 2023
h) Backup and Redundancy: Check that the VoIP system has backup and redundancy options in case of internet outages or system failures to maintain continuity in communications. They resemble traditional telephones but use the internet to transmit voice data. b) Software Components You need software to run your VoIP phone system.
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