Source note · Unified CM certificate renewal

In a mixed-mode cluster, after the CAPF, CallManager or ITLRecovery certificate is regenerated the CTL file must be updated with utils ctl update CTLFile on the publisher.

Checked 2026-09-25

Vendor: Cisco
Product: Unified Communications Manager
Subsystem: ctl
Deployment: on-premises
Region: not restricted
Release range: 15.0 and later
Checked: 2026-09-25

Sources

Regenerate Certificates In Unified Communications Manager — Cisco Systems · tier 2 current vendor documentation · CAPF, CallManager and ITLRecovery certificate sections

Cite this note

APA

WarmTransfer. (2026, September 25). Unified CM certificate renewal: source note cucm-certificate-renewal-mixed-mode-ctl-update. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-certificate-renewal-mixed-mode-ctl-update

BibTeX

@misc{warmtransfer-claim-cucm-certificate-renewal-mixed-mode-ctl-update,
  title  = {Unified CM certificate renewal: source note cucm-certificate-renewal-mixed-mode-ctl-update},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-certificate-renewal-mixed-mode-ctl-update},
  note   = {Source note cucm-certificate-renewal-mixed-mode-ctl-update, checked 2026-09-25}
}

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