Source note · Cisco IP phone registration and TFTP and ITL and CTL
The ITLRecovery key was introduced in Unified CM 10.0(1), is created during install or upgrade, and does not change when the hostname or DNS changes.
Checked 2026-09-24
does not change when hostname changes, DNS changes, or other changes are performed
- 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 · Introduction / ITL Recovery key background
Cite this note
APA
WarmTransfer. (2026, September 24). Cisco IP phone registration and TFTP and ITL and CTL: source note cisco-phone-registration-itlrecovery-introduced. WarmTransfer. https://warmtransfer.net/knowledge/claims/cisco-phone-registration-itlrecovery-introduced
BibTeX
@misc{warmtransfer-claim-cisco-phone-registration-itlrecovery-introduced,
title = {Cisco IP phone registration and TFTP and ITL and CTL: source note cisco-phone-registration-itlrecovery-introduced},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cisco-phone-registration-itlrecovery-introduced},
note = {Source note cisco-phone-registration-itlrecovery-introduced, checked 2026-09-24}
}