For Webex Calling Dedicated Instance, Enhanced Survivability deploys an on-premises Enhanced Survivability Node that handles call control and routing for a site that cannot reach the Dedicated Instance cloud.

Checked 2026-09-24

Vendor
Cisco
Product
Webex Calling Dedicated Instance
Subsystem
enhanced-survivability-node
Deployment
dedicated-instance
Region
not restricted
Release range
current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Remote site survivability patterns: source note survivability-remote-site-esn-purpose. WarmTransfer. https://warmtransfer.net/knowledge/claims/survivability-remote-site-esn-purpose

BibTeX

@misc{warmtransfer-claim-survivability-remote-site-esn-purpose,
  title  = {Remote site survivability patterns: source note survivability-remote-site-esn-purpose},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/survivability-remote-site-esn-purpose},
  note   = {Source note survivability-remote-site-esn-purpose, checked 2026-09-24}
}

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