Setting up an emergency service address is a mandatory part of PSTN configuration once a Cisco Calling Plan is enabled for a location.

fact · verified 2026-09-04

Setting up the ESA is a mandatory requirement as part of the PSTN configuration.
Vendor
Cisco
Product
Webex Calling
Subsystem
PSTN
Deployment
cisco-calling-plan
Region
supported calling plan countries
Release range
current as of 2026-09-04
Status
fact
Confidence
0.90
Verified
2026-09-04

Sources

Cite this claim

APA

WarmTransfer. (2026, September 4). Webex Calling enhanced emergency calling: claim wxc-calling-plan-esa-mandatory. WarmTransfer. https://warmtransfer.net/knowledge/claims/wxc-calling-plan-esa-mandatory

BibTeX

@misc{warmtransfer-claim-wxc-calling-plan-esa-mandatory,
  title  = {Webex Calling enhanced emergency calling: claim wxc-calling-plan-esa-mandatory},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/wxc-calling-plan-esa-mandatory},
  note   = {Claim wxc-calling-plan-esa-mandatory, verified 2026-09-04}
}

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