VoIP

In previous posts, I documented my attempts to build the pjsip package. However, verifying its correctness was challenging due to my limited foundational knowledge of the SIP (Session Initiation Protocol) stack. To rectify this, I decided to set up a controlled environment to better understand the protocol’s mechanics. The first step was setting up a SIP server (Switch) on a PC. My two primary contenders were Asterisk and FreeSWITCH. I ultimately chose FreeSWITCH because it offered precompiled binaries for Windows 7, which significantly lowered the barrier to entry for initial testing. ...