CUBE SIP-to-SIP operation is enabled under voice service voip with mode border-element and allow-connections sip to sip.

Checked 2026-09-24

Vendor
Cisco
Product
Cisco Unified Border Element
Subsystem
voice service voip
Deployment
on-premises
Region
not restricted
Release range
Cisco IOS XE 17.6 onwards
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Unified CM SIP trunk to CUBE configuration: source note cucm-config-sip-trunk-to-cube-cube-enable-sip-to-sip. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-config-sip-trunk-to-cube-cube-enable-sip-to-sip

BibTeX

@misc{warmtransfer-claim-cucm-config-sip-trunk-to-cube-cube-enable-sip-to-sip,
  title  = {Unified CM SIP trunk to CUBE configuration: source note cucm-config-sip-trunk-to-cube-cube-enable-sip-to-sip},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-config-sip-trunk-to-cube-cube-enable-sip-to-sip},
  note   = {Source note cucm-config-sip-trunk-to-cube-cube-enable-sip-to-sip, checked 2026-09-24}
}

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