Source note · Troubleshooting Zoom Phone
Zoom sends SIP OPTIONS keepalives to a BYOC-P SBC every 30 seconds and marks the trunk down after four consecutive failed responses, within 90-120 seconds.
Checked 2026-09-25
- Vendor
- Zoom
- Product
- Zoom Phone
- Subsystem
- byoc-trunking
- Deployment
- byoc-premises
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- BYOC-P or BYOP-P call processing — Zoom Communications · tier 2 current vendor documentation · section 'Options Keepalive'
Cite this note
APA
WarmTransfer. (2026, September 25). Troubleshooting Zoom Phone: source note zoom-phone-troubleshooting-byoc-options-keepalive. WarmTransfer. https://warmtransfer.net/knowledge/claims/zoom-phone-troubleshooting-byoc-options-keepalive
BibTeX
@misc{warmtransfer-claim-zoom-phone-troubleshooting-byoc-options-keepalive,
title = {Troubleshooting Zoom Phone: source note zoom-phone-troubleshooting-byoc-options-keepalive},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/zoom-phone-troubleshooting-byoc-options-keepalive},
note = {Source note zoom-phone-troubleshooting-byoc-options-keepalive, checked 2026-09-25}
}