Extension Mobility Cache Size (device cache kept by the EM service) defaults to 10000, with a minimum of 1000 and a maximum of 20000.

Checked 2026-09-24

The minimum value for this field is 1000 and the maximum is 20000. The default value is 10000.
Vendor
Cisco
Product
Cisco Unified Communications Manager
Subsystem
extension-mobility
Deployment
on-premises
Region
not restricted
Release range
Release 14 and 15 and SUs, current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Unified CM Extension Mobility and cross-cluster Extension Mobility: source note cucm-extension-mobility-cache-size. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-extension-mobility-cache-size

BibTeX

@misc{warmtransfer-claim-cucm-extension-mobility-cache-size,
  title  = {Unified CM Extension Mobility and cross-cluster Extension Mobility: source note cucm-extension-mobility-cache-size},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-extension-mobility-cache-size},
  note   = {Source note cucm-extension-mobility-cache-size, checked 2026-09-24}
}

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