Placing Expressway-C in a DMZ that uses static NAT is not a supported MRA deployment. Expressway-E is used for that position.

Checked 2026-09-24

Expressway-C in a DMZ that uses static NAT
Vendor
Cisco
Product
Cisco Expressway
Subsystem
supported-topologies
Deployment
on-premises
Region
not restricted
Release range
X15.2 guide; current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Expressway and Mobile and Remote Access: source note cucm-expressway-mra-unsupp-static-nat-c. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-expressway-mra-unsupp-static-nat-c

BibTeX

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

Read in context