In the Webex Calling port reference, the WebRTC call-media row lists UDP from browser-ephemeral source ports to Webex Calling media subnets on destination ports 5004, 9000, 8500-8699 and 19560-65535 (SRTP over UDP).
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- webrtc-media-ports
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Port Reference Information for Webex Calling — Cisco Systems, Inc. (help.webex.com) · tier 2 current vendor documentation · table under 'IP Subnets for Webex Calling services', row 'Call media to Webex Calling (STUN, SRTP/SRTCP, T38, DTLS)', source WebRTC
Cite this note
APA
WarmTransfer. (2026, October 2). Webex Contact Center network and browser requirements for agents: source note wxcc-network-requirements-wxc-webrtc-media-ports. WarmTransfer. https://warmtransfer.net/knowledge/claims/wxcc-network-requirements-wxc-webrtc-media-ports
BibTeX
@misc{warmtransfer-claim-wxcc-network-requirements-wxc-webrtc-media-ports,
title = {Webex Contact Center network and browser requirements for agents: source note wxcc-network-requirements-wxc-webrtc-media-ports},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/wxcc-network-requirements-wxc-webrtc-media-ports},
note = {Source note wxcc-network-requirements-wxc-webrtc-media-ports, checked 2026-10-02}
}