Source note · Cisco Expressway clustering
H.323 mode must be on for each Expressway cluster peer because clustering uses H.323 communication between peers; if it is off, an Invalid clustering configuration alarm is raised.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Cisco Expressway
- Subsystem
- clustering requirements
- Deployment
- on-premises
- Region
- not restricted
- Release range
- X15.4
- Checked
- 2026-09-25
Sources
- Cisco Expressway Cluster Creation and Maintenance Deployment Guide (X15.4) - Troubleshooting — Cisco Systems · tier 2 current vendor documentation · Troubleshooting chapter, Invalid clustering configuration: H.323 mode
Cite this note
APA
WarmTransfer. (2026, September 25). Cisco Expressway clustering: source note expressway-clustering-h323-mode-required. WarmTransfer. https://warmtransfer.net/knowledge/claims/expressway-clustering-h323-mode-required
BibTeX
@misc{warmtransfer-claim-expressway-clustering-h323-mode-required,
title = {Cisco Expressway clustering: source note expressway-clustering-h323-mode-required},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/expressway-clustering-h323-mode-required},
note = {Source note expressway-clustering-h323-mode-required, checked 2026-09-25}
}