HTTPS-networked locations exchange directory data over HTTP on TCP port 8081 or HTTPS on TCP port 8444, and exchange voice messages over SMTP on TCP port 25, either directly or through a smart host.

Checked 2026-09-25

Both locations must be able to route to each other via HTTP on port 8081 or HTTPS on port 8444
Vendor
Cisco
Product
Unity Connection
Subsystem
HTTPS networking
Deployment
on-premises
Region
not restricted
Release range
Release 15
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Unity Connection networking: source note unity-connection-networking-https-ports. WarmTransfer. https://warmtransfer.net/knowledge/claims/unity-connection-networking-https-ports

BibTeX

@misc{warmtransfer-claim-unity-connection-networking-https-ports,
  title  = {Unity Connection networking: source note unity-connection-networking-https-ports},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/unity-connection-networking-https-ports},
  note   = {Source note unity-connection-networking-https-ports, checked 2026-09-25}
}

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