Secure Calling Tutorial

Publisher

Sangoma / Asterisk Project

URL

https://docs.asterisk.org/Deployment/Secure-Calling/Secure-Calling-Tutorial/

Published

unknown

Updated

unknown

Accessed

2026-09-24

HTTP status

200

License

Asterisk documentation (CC BY-SA per project site; not re-verified); no-redistribution; short excerpts and locators only

Source notes citing this source

• Asterisk SRTP support is provided by libsrtp, which must be installed before Asterisk is compiled. in context
• For a TLS and SRTP trunk to Twilio, the Asterisk endpoint likely needs its transport option pointed at the TLS transport, media_encryption=sdes, and an AOR contact that reaches the termination URI on port 5061 over TLS. inferred in context
• The Asterisk secure-calling tutorial defines a TLS transport with protocol=tls, bind=0.0.0.0:5061, cert_file, priv_key_file and a method setting. in context

Cite this source record

APA

WarmTransfer. (2026, September 24). Secure Calling Tutorial. WarmTransfer. https://warmtransfer.net/knowledge/sources/asterisk-docs-secure-calling-tutorial

BibTeX

@misc{warmtransfer-asterisk-docs-secure-calling-tutorial,
  title  = {Secure Calling Tutorial},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/sources/asterisk-docs-secure-calling-tutorial},
  note   = {Sangoma / Asterisk Project, accessed 2026-09-24}
}