Source note · Cisco Jabber service discovery and sign-in
With multiple Unified CM clusters, MRA requires Home Cluster Discovery. End users must have the Home Cluster field set in End User Configuration so that Expressway-C can send them to the correct cluster, and ILS is the recommended approach.
Checked 2026-09-25
End users must have the Home Cluster field assigned in End User Configuration so that Expressway-C can direct MRA users to the correct Unified CM cluster.
- Vendor
- Cisco
- Product
- Cisco Expressway
- Subsystem
- UDS home cluster
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Expressway X15.2 (same in X14.3)
- Checked
- 2026-09-25
Sources
- Mobile and Remote Access Through Cisco Expressway Deployment Guide (X15.2) - MRA Requirements and Prerequisites — Cisco Systems · tier 2 current vendor documentation · Unified CM Requirements, Multiple Unified CM clusters
Cite this note
APA
WarmTransfer. (2026, September 25). Cisco Jabber service discovery and sign-in: source note cisco-jabber-service-discovery-mra-home-cluster-field. WarmTransfer. https://warmtransfer.net/knowledge/claims/cisco-jabber-service-discovery-mra-home-cluster-field
BibTeX
@misc{warmtransfer-claim-cisco-jabber-service-discovery-mra-home-cluster-field,
title = {Cisco Jabber service discovery and sign-in: source note cisco-jabber-service-discovery-mra-home-cluster-field},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cisco-jabber-service-discovery-mra-home-cluster-field},
note = {Source note cisco-jabber-service-discovery-mra-home-cluster-field, checked 2026-09-25}
}