In legacy (intrasite/intersite) networking the global directory limit is 100,000 users and system contacts combined, with the same limits on distribution lists as HTTPS networking.

Checked 2026-09-25

A combined total of 100,000 users and system contacts
Vendor
Cisco
Product
Unity Connection
Subsystem
directory size limits
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-legacy-directory-limit. WarmTransfer. https://warmtransfer.net/knowledge/claims/unity-connection-networking-legacy-directory-limit

BibTeX

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

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