Sangoma strongly discourages chan_sip on FreePBX 17, says it no longer tests or accepts contributions for it, and points to tools that convert chan_sip trunks and extensions to PJSIP.

Checked 2026-09-25

Nobody should be using chan_sip at this point
Vendor
Sangoma
Product
FreePBX
Subsystem
channel drivers
Deployment
on-premises
Region
not restricted
Release range
FreePBX 17
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-chan-sip-discouraged. WarmTransfer. https://warmtransfer.net/knowledge/claims/freepbx-sip-trunk-setup-chan-sip-discouraged

BibTeX

@misc{warmtransfer-claim-freepbx-sip-trunk-setup-chan-sip-discouraged,
  title  = {Setting up FreePBX with a SIP trunk: source note freepbx-sip-trunk-setup-chan-sip-discouraged},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/freepbx-sip-trunk-setup-chan-sip-discouraged},
  note   = {Source note freepbx-sip-trunk-setup-chan-sip-discouraged, checked 2026-09-25}
}

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