Asterisk answers 401 Unauthorized even to requests it cannot match to an endpoint, so identification should be checked before suspecting credentials.
Checked 2026-09-24
- Vendor
- Sangoma
- Product
- Asterisk
- Subsystem
- troubleshooting
- Deployment
- self-hosted
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Asterisk PJSIP Troubleshooting Guide — Sangoma / Asterisk Project · tier 2 current vendor documentation · Inbound Call Issues > Authentication Failures
Cite this note
APA
WarmTransfer. (2026, September 24). Setting up an Asterisk PBX with Twilio Elastic SIP Trunking: source note asterisk-twilio-pbx-setup-unidentified-401. WarmTransfer. https://warmtransfer.net/knowledge/claims/asterisk-twilio-pbx-setup-unidentified-401
BibTeX
@misc{warmtransfer-claim-asterisk-twilio-pbx-setup-unidentified-401,
title = {Setting up an Asterisk PBX with Twilio Elastic SIP Trunking: source note asterisk-twilio-pbx-setup-unidentified-401},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/asterisk-twilio-pbx-setup-unidentified-401},
note = {Source note asterisk-twilio-pbx-setup-unidentified-401, checked 2026-09-24}
}