As documented for 10.0(1), the ITLRecovery certificate had a five-year validity.

Checked 2026-09-24 · superseded by cisco-phone-registration-itlrecovery-20y

Vendor
Cisco
Product
Cisco Unified Communications Manager
Subsystem
ITL Recovery
Deployment
on-premises
Region
not restricted
Release range
10.0(1) era; superseded in later releases
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Cisco IP phone registration and TFTP and ITL and CTL: source note cisco-phone-registration-itlrecovery-5y. WarmTransfer. https://warmtransfer.net/knowledge/claims/cisco-phone-registration-itlrecovery-5y

BibTeX

@misc{warmtransfer-claim-cisco-phone-registration-itlrecovery-5y,
  title  = {Cisco IP phone registration and TFTP and ITL and CTL: source note cisco-phone-registration-itlrecovery-5y},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cisco-phone-registration-itlrecovery-5y},
  note   = {Source note cisco-phone-registration-itlrecovery-5y, checked 2026-09-24}
}

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