Zoom's configuration guide warns that Zoom will direct traffic to the SBC address entered, so the necessary firewall ports must be open.

Checked 2026-09-25

Zoom will direct traffic to this destination, so ensure the necessary firewall ports are open
Vendor
Zoom
Product
Zoom Phone
Subsystem
byoc-p-portal
Deployment
multi-tenant
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 Zoom Phone BYOC with an SBC: source note zoom-phone-byoc-setup-sbc-firewall-note. WarmTransfer. https://warmtransfer.net/knowledge/claims/zoom-phone-byoc-setup-sbc-firewall-note

BibTeX

@misc{warmtransfer-claim-zoom-phone-byoc-setup-sbc-firewall-note,
  title  = {Setting up Zoom Phone BYOC with an SBC: source note zoom-phone-byoc-setup-sbc-firewall-note},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/zoom-phone-byoc-setup-sbc-firewall-note},
  note   = {Source note zoom-phone-byoc-setup-sbc-firewall-note, checked 2026-09-25}
}

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