FN74362 says Expressway-E and Expressway-C must both be upgraded to the same fixed version.

Checked 2026-09-24

Vendor
Cisco
Product
Cisco Expressway
Subsystem
certificates
Deployment
on-premises
Region
not restricted
Release range
X15.4 and X15.5
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Expressway and Mobile and Remote Access: source note cucm-expressway-mra-eku-same-version. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-expressway-mra-eku-same-version

BibTeX

@misc{warmtransfer-claim-cucm-expressway-mra-eku-same-version,
  title  = {Expressway and Mobile and Remote Access: source note cucm-expressway-mra-eku-same-version},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-expressway-mra-eku-same-version},
  note   = {Source note cucm-expressway-mra-eku-same-version, checked 2026-09-24}
}

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