Cisco's CUBE hardening guide states CUBE requires encrypted passwords from release 16.11 onward to encrypt SIP registration and other IOS XE passwords in the running configuration.

Checked 2026-10-02

CUBE requires encrypted passwords for 16.11 and later versions to encrypt SIP Registration and other IOS-XE passwords in the running configuration.
Vendor
Cisco
Product
Cisco Unified Border Element
Subsystem
baseline-security
Deployment
on-premises
Region
not restricted
Release range
IOS XE 16.11 and later
Checked
2026-10-02

Sources

Cite this note

APA

WarmTransfer. (2026, October 2). Webex Calling Local Gateway IOS XE command reference: source note webex-lgw-ios-xe-command-reference-cube-encrypted-pw-16-11. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-lgw-ios-xe-command-reference-cube-encrypted-pw-16-11

BibTeX

@misc{warmtransfer-claim-webex-lgw-ios-xe-command-reference-cube-encrypted-pw-16-11,
  title  = {Webex Calling Local Gateway IOS XE command reference: source note webex-lgw-ios-xe-command-reference-cube-encrypted-pw-16-11},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/webex-lgw-ios-xe-command-reference-cube-encrypted-pw-16-11},
  note   = {Source note webex-lgw-ios-xe-command-reference-cube-encrypted-pw-16-11, checked 2026-10-02}
}

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