Source note · Connecting Unified CM to Five9
Softphone-station customers must allow outbound UDP 5060-5067 for agent SIP, UDP 1024-65535 for RTP with source ports UDP 8000-8015 on the desktop, and must keep TCP 8083 free for the Five9 Softphone Service.
Checked 2026-09-25
- Vendor
- Five9
- Product
- Five9 Virtual Contact Center
- Subsystem
- network
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- TCP/UDP Port Requirements for Softphone Customers — Five9 · tier 2 current vendor documentation · TCP/UDP Port Requirements for Softphone Customers, table rows 1024-65535, 5060-5067, 8000-8015 and 8083
Cite this note
APA
WarmTransfer. (2026, September 25). Connecting Unified CM to Five9: source note cucm-with-five9-softphone-ports. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-with-five9-softphone-ports
BibTeX
@misc{warmtransfer-claim-cucm-with-five9-softphone-ports,
title = {Connecting Unified CM to Five9: source note cucm-with-five9-softphone-ports},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-with-five9-softphone-ports},
note = {Source note cucm-with-five9-softphone-ports, checked 2026-09-25}
}