Source note · Zoom Phone routing and PSTN connectivity
A per-SBC BYOC setting (Zoom Phone only) enables negotiation of T.38 for fax calls.
Checked 2026-09-24
- Vendor
- Zoom
- Product
- Zoom Phone
- Subsystem
- byoc-p-sip
- Deployment
- hybrid
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- BYOC-P or BYOP-P configuration guide — Zoom Communications · tier 2 current vendor documentation · Add a Session Border Controller (SBC), 'Use T.38 protocol for faxing'
Cite this note
APA
WarmTransfer. (2026, September 24). Zoom Phone routing and PSTN connectivity: source note zoom-phone-routing-sbc-t38-fax. WarmTransfer. https://warmtransfer.net/knowledge/claims/zoom-phone-routing-sbc-t38-fax
BibTeX
@misc{warmtransfer-claim-zoom-phone-routing-sbc-t38-fax,
title = {Zoom Phone routing and PSTN connectivity: source note zoom-phone-routing-sbc-t38-fax},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/zoom-phone-routing-sbc-t38-fax},
note = {Source note zoom-phone-routing-sbc-t38-fax, checked 2026-09-24}
}