Source note · Cisco IP phone registration and TFTP and ITL and CTL

utils itl reset takes the current ITL from the publisher, strips its signature, re-signs the contents with the ITLRecovery private key and copies the new ITL to the TFTP directories on all active TFTP nodes.

Checked 2026-09-24

Vendor: Cisco
Product: Cisco Unified Communications Manager
Subsystem: ITL Recovery
Deployment: on-premises
Region: not restricted
Release range: 10.0(1) and later
Checked: 2026-09-24

Sources

Unified Communications Manager ITL Enhancements in Version 10.0(1) — Cisco Systems · tier 2 current vendor documentation · ITL reset / bulk reset description

Cite this note

APA

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

BibTeX

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

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