Source note · Unified CM certificate renewal

After enabling Tomcat reuse for CallManager, Cisco HAProxy is restarted on all nodes. In mixed mode, utils ctl update CTLFile is run and all phones are reset.

Checked 2026-09-25

Vendor: Cisco
Product: Unified Communications Manager
Subsystem: tomcat
Deployment: on-premises
Region: not restricted
Release range: 14.0.1.13900-155 and later
Checked: 2026-09-25

Sources

Configure Tomcat Certificate Reuse for CallManager in CUCM 14 — Cisco Systems · tier 2 current vendor documentation · Configure section, final steps and mixed-mode note

Cite this note

APA

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

BibTeX

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

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