Setup guides for Asterisk, Issabel, FreePBX and hosted SIP providers. SIPdia is a standards-based SIP client; these guides describe configuration, not partnerships.

A minimal pjsip.conf endpoint, auth and AOR for SIPdia on Asterisk 18 and 20, with UDP and TLS transports, RTP port range, SRTP, and the CLI commands to verify registration.
9 November 2026 · 6 min read
Add a PJSIP extension in FreePBX, find the SIP port and codecs under Asterisk SIP Settings, open the firewall, then register SIPdia on macOS or iPhone with the extension number and secret.
8 November 2026 · 7 min read
Register SIPdia on a Mac or iPhone as an Issabel extension. Create the extension, set codecs and NAT, open the SIP and RTP ports, then enter the account in the app and verify it.
9 November 2026 · 7 min read
Register SIPdia on macOS or iPhone with a hosted SIP provider. Collect the server, username and password, set Domain and Outbound proxy when listed, turn on TLS and SRTP, and fix NAT with STUN and ICE.
8 November 2026 · 6 min read
Bring the SIP account you already have. The Mac and iPhone apps are in release preparation; download links appear on the download page when each release is live.