On Expressway-C ICE Passthrough support is set On and ICE support Off in the UC traversal zone SIP pane and ICE Passthrough support is set On per Unified CM server lookup.

Checked 2026-09-24

Vendor
Cisco
Product
Cisco Expressway
Subsystem
ice
Deployment
on-premises
Region
not restricted
Release range
X12.5 and later
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Setting up Mobile and Remote Access on Cisco Expressway: source note expressway-mra-setup-ice-expc-zones. WarmTransfer. https://warmtransfer.net/knowledge/claims/expressway-mra-setup-ice-expc-zones

BibTeX

@misc{warmtransfer-claim-expressway-mra-setup-ice-expc-zones,
  title  = {Setting up Mobile and Remote Access on Cisco Expressway: source note expressway-mra-setup-ice-expc-zones},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/expressway-mra-setup-ice-expc-zones},
  note   = {Source note expressway-mra-setup-ice-expc-zones, checked 2026-09-24}
}

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