Source note · SIP registration failures
The Webex Calling port reference lists port 8934 as required for registration-based trunks and port 5062 for certificate-based trunks.
Checked 2026-09-25
Port 5062 (required for Certificate-based trunk). And port 8934 (required for Registration-based trunk)
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- local-gateway
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Port Reference Information for Webex Calling — Cisco Systems, Inc. (help.webex.com) · tier 2 current vendor documentation · section 'IP Subnets for Webex Calling services', connection purpose table note
Cite this note
APA
WarmTransfer. (2026, September 25). SIP registration failures: source note sip-registration-failures-wxc-trunk-ports. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-registration-failures-wxc-trunk-ports
BibTeX
@misc{warmtransfer-claim-sip-registration-failures-wxc-trunk-ports,
title = {SIP registration failures: source note sip-registration-failures-wxc-trunk-ports},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-registration-failures-wxc-trunk-ports},
note = {Source note sip-registration-failures-wxc-trunk-ports, checked 2026-09-25}
}