In FreePBX dial patterns, X matches 0-9, Z matches 1-9, N matches 2-9, [ ] matches any digit listed, and . matches one or more characters.

Checked 2026-09-25

Vendor
Sangoma
Product
FreePBX
Subsystem
Outbound Routes
Deployment
on-premises
Region
not restricted
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-pattern-characters. WarmTransfer. https://warmtransfer.net/knowledge/claims/freepbx-sip-trunk-setup-pattern-characters

BibTeX

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

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