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 · Checked 2026-09-24
- Vendor
- Sangoma
- Product
- Asterisk
- Subsystem
- res_pjsip TLS
- Deployment
- self-hosted
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Status
- inferred
- Checked
- 2026-09-24
Sources
- Secure Calling Tutorial — Sangoma / Asterisk Project · tier 2 current vendor documentation · Asterisk chan_pjsip configuration (combined with Twilio Secure Trunking section)
Cite this note
APA
WarmTransfer. (2026, September 24). Setting up an Asterisk PBX with Twilio Elastic SIP Trunking: source note asterisk-twilio-pbx-setup-tls-endpoint-wiring. WarmTransfer. https://warmtransfer.net/knowledge/claims/asterisk-twilio-pbx-setup-tls-endpoint-wiring
BibTeX
@misc{warmtransfer-claim-asterisk-twilio-pbx-setup-tls-endpoint-wiring,
title = {Setting up an Asterisk PBX with Twilio Elastic SIP Trunking: source note asterisk-twilio-pbx-setup-tls-endpoint-wiring},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/asterisk-twilio-pbx-setup-tls-endpoint-wiring},
note = {Source note asterisk-twilio-pbx-setup-tls-endpoint-wiring, checked 2026-09-24}
}