Source note · Setting up SAML SSO for Unified CM
SAML SSO for Unified CM requires NTP synchronisation, and the maximum allowed time difference between the IdP and the Unified Communications applications is 3 seconds.
Checked 2026-09-25
SAML is a time sensitive protocol and the IdP determines the time-based validity of a SAML assertion.
- Vendor
- Cisco
- Product
- Cisco Unified Communications Manager
- Subsystem
- saml-sso
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Release 15 and SUs
- Checked
- 2026-09-25
Sources
- SAML SSO Deployment Guide for Cisco Unified Communications Applications, Release 15 and SUs - SAML SSO Configuration — Cisco · tier 2 current vendor documentation · Prerequisites > NTP Setup
Cite this note
APA
WarmTransfer. (2026, September 25). Setting up SAML SSO for Unified CM: source note cucm-saml-sso-setup-ntp-max-skew-3s. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-saml-sso-setup-ntp-max-skew-3s
BibTeX
@misc{warmtransfer-claim-cucm-saml-sso-setup-ntp-max-skew-3s,
title = {Setting up SAML SSO for Unified CM: source note cucm-saml-sso-setup-ntp-max-skew-3s},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-saml-sso-setup-ntp-max-skew-3s},
note = {Source note cucm-saml-sso-setup-ntp-max-skew-3s, checked 2026-09-25}
}