Media optimization on a Local Gateway is enabled with the command STUN usage lite, the Local Gateway running Cisco Unified Border Element supports ICE-lite with several restrictions, and the feature requires a minimum CUBE software version of 17.3 or 16.12.5.

Checked 2026-09-16

Vendor
Cisco
Product
Webex Calling
Subsystem
Media optimization
Deployment
not restricted
Region
not restricted
Release range
not restricted
Checked
2026-09-16

Sources

Cite this note

APA

WarmTransfer. (2026, September 16). Webex Calling ICE media path optimization: source note wxice-local-gateway-needs-stun-usage-lite. WarmTransfer. https://warmtransfer.net/knowledge/claims/wxice-local-gateway-needs-stun-usage-lite

BibTeX

@misc{warmtransfer-claim-wxice-local-gateway-needs-stun-usage-lite,
  title  = {Webex Calling ICE media path optimization: source note wxice-local-gateway-needs-stun-usage-lite},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/wxice-local-gateway-needs-stun-usage-lite},
  note   = {Source note wxice-local-gateway-needs-stun-usage-lite, checked 2026-09-16}
}

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