Cisco's Security By Default and ITL technote applies to Unified Communications Manager 8.0 and later; ITL-based Security By Default does not exist on earlier releases.
Checked 2026-10-01
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- Security By Default
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 8.0 and later
- Checked
- 2026-10-01
Sources
- Understand CUCM Security By Default and ITL Operation and Troubleshooting — Cisco Systems · tier 2 current vendor documentation · Introduction / Components Used
Cite this note
APA
WarmTransfer. (2026, October 1). Troubleshooting phone trust and ITL failures in Unified CM: source note cucm-itl-trust-troubleshooting-sbd-applies-8-0. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-itl-trust-troubleshooting-sbd-applies-8-0
BibTeX
@misc{warmtransfer-claim-cucm-itl-trust-troubleshooting-sbd-applies-8-0,
title = {Troubleshooting phone trust and ITL failures in Unified CM: source note cucm-itl-trust-troubleshooting-sbd-applies-8-0},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-itl-trust-troubleshooting-sbd-applies-8-0},
note = {Source note cucm-itl-trust-troubleshooting-sbd-applies-8-0, checked 2026-10-01}
}