For an IP-authenticated carrier, Sangoma's guide sets the PJSIP trunk's Authentication to none and Registration to none and enters the carrier's server IP as SIP Server.

Checked 2026-09-25

Vendor
Sangoma
Product
FreePBX
Subsystem
Trunks module
Deployment
on-premises
Region
us
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Setting up FreePBX with a SIP trunk: source note freepbx-sip-trunk-setup-ip-auth-none-none. WarmTransfer. https://warmtransfer.net/knowledge/claims/freepbx-sip-trunk-setup-ip-auth-none-none

BibTeX

@misc{warmtransfer-claim-freepbx-sip-trunk-setup-ip-auth-none-none,
  title  = {Setting up FreePBX with a SIP trunk: source note freepbx-sip-trunk-setup-ip-auth-none-none},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/freepbx-sip-trunk-setup-ip-auth-none-none},
  note   = {Source note freepbx-sip-trunk-setup-ip-auth-none-none, checked 2026-09-25}
}

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