Phones that do not support Security By Default are served a nonsigned default configuration file under autoregistration.

Checked 2026-09-24

Cisco IP Phones that do not support Security by Default will be served a nonsigned default configuration file.
Vendor
Cisco
Product
Cisco Unified Communications Manager
Subsystem
Autoregistration
Deployment
on-premises
Region
not restricted
Release range
Release 15 and SUs
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-unsigned-default-non-sbd. WarmTransfer. https://warmtransfer.net/knowledge/claims/cisco-phone-registration-unsigned-default-non-sbd

BibTeX

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

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