TCP/UDP Port Requirements for Softphone Customers

Publisher

Five9

URL

https://documentation.five9.com/bundle/technical-reqs/page/technical-reqs/network/other-VoIP-services/tcp-udp-port-reqs-for-softphone-customers.htm

Published

2026-09-23

Updated

unknown

Accessed

2026-09-25

HTTP status

200

License

Five9 proprietary documentation; no-redistribution; short excerpts and locators only

Source notes citing this source

• 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. in context

Cite this source record

APA

WarmTransfer. (2026, September 23). TCP/UDP Port Requirements for Softphone Customers. WarmTransfer. https://warmtransfer.net/knowledge/sources/five9-docs-techreq-ports-softphone

BibTeX

@misc{warmtransfer-five9-docs-techreq-ports-softphone,
  title  = {TCP/UDP Port Requirements for Softphone Customers},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/sources/five9-docs-techreq-ports-softphone},
  note   = {Five9, accessed 2026-09-25}
}