Source note · Setting up third-party SIP phones on Webex Calling
Devices send SIP-TLS call signalling to the Webex Calling service subnets on TCP destination port 8934.
Checked 2026-09-30
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- network
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-30
- Checked
- 2026-09-30
Sources
- Port Reference Information for Webex Calling — Cisco · tier 2 current vendor documentation · connection table, row 'Call signaling to Webex Calling (SIP TLS)', Devices entry
Cite this note
APA
WarmTransfer. (2026, September 30). Setting up third-party SIP phones on Webex Calling: source note webex-calling-third-party-phone-setup-signaling-port. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-calling-third-party-phone-setup-signaling-port
BibTeX
@misc{warmtransfer-claim-webex-calling-third-party-phone-setup-signaling-port,
title = {Setting up third-party SIP phones on Webex Calling: source note webex-calling-third-party-phone-setup-signaling-port},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/webex-calling-third-party-phone-setup-signaling-port},
note = {Source note webex-calling-third-party-phone-setup-signaling-port, checked 2026-09-30}
}