The Trust Verification Service runs on Unified CM and authenticates certificates on behalf of the IP phone, so phone resources do not limit how many certificates can be trusted.

Checked 2026-09-25

Vendor
Cisco
Product
Unified Communications Manager
Subsystem
tvs
Deployment
on-premises
Region
not restricted
Release range
15 and SUs
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Unified CM certificate renewal: source note cucm-certificate-renewal-tvs-role. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-certificate-renewal-tvs-role

BibTeX

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

Read in context