Source note · Expressway and Mobile and Remote Access
Activation-code onboarding of phones over MRA needs Expressway X12.5.1, Unified CM 12.5(1)SU1 and IP phone firmware 12.5(1)SR3, or later.
Checked 2026-09-24
- Vendor
- Cisco
- Product
- Cisco Expressway
- Subsystem
- onboarding
- Deployment
- on-premises
- Region
- not restricted
- Release range
- X12.5.1 and later
- Checked
- 2026-09-24
Sources
- Mobile and Remote Access Through Cisco Expressway Deployment Guide (X15.2) - Onboarding MRA Devices — Cisco Systems · tier 2 current vendor documentation · Onboarding MRA Devices chapter, prerequisites for activation code onboarding
Cite this note
APA
WarmTransfer. (2026, September 24). Expressway and Mobile and Remote Access: source note cucm-expressway-mra-activation-code-mins. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-expressway-mra-activation-code-mins
BibTeX
@misc{warmtransfer-claim-cucm-expressway-mra-activation-code-mins,
title = {Expressway and Mobile and Remote Access: source note cucm-expressway-mra-activation-code-mins},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-expressway-mra-activation-code-mins},
note = {Source note cucm-expressway-mra-activation-code-mins, checked 2026-09-24}
}