Because ZPLS sends survivability PSTN calls through the customer SBC and requires a BYOC ELIN, a site served only by Zoom Phone Native numbers is unlikely to have PSTN egress during a survivability event without adding BYOC-P.

inferred · Checked 2026-09-24

Vendor
Zoom
Product
Zoom Phone Local Survivability
Subsystem
survivability
Deployment
hybrid
Region
not restricted
Release range
current as of 2026-09-24
Status
inferred
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Zoom Phone routing and PSTN connectivity: source note zoom-phone-routing-native-needs-byoc-for-zpls. WarmTransfer. https://warmtransfer.net/knowledge/claims/zoom-phone-routing-native-needs-byoc-for-zpls

BibTeX

@misc{warmtransfer-claim-zoom-phone-routing-native-needs-byoc-for-zpls,
  title  = {Zoom Phone routing and PSTN connectivity: source note zoom-phone-routing-native-needs-byoc-for-zpls},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/zoom-phone-routing-native-needs-byoc-for-zpls},
  note   = {Source note zoom-phone-routing-native-needs-byoc-for-zpls, checked 2026-09-24}
}

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