Source note · Troubleshooting Unified CM database replication
The technote attributes one class of replication-related network diagnostic error to a failed reverse DNS lookup on a node, and checks it with utils network eth0 all and utils network host.
Checked 2026-09-30
This error is caused when the reverse DNS lookup fails on a node.
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- DNS
- Deployment
- on-premises
- Region
- not restricted
- Release range
- release not stated by source; current as of 2026-09-30
- Checked
- 2026-09-30
Sources
- Troubleshoot CUCM Database Replication Issues — Cisco Systems · tier 2 current vendor documentation · Step 4. Check the Individual Components that Use the Utils Diagnose Test Command, Network Connectivity
Cite this note
APA
WarmTransfer. (2026, September 30). Troubleshooting Unified CM database replication: source note cucm-database-replication-troubleshooting-reverse-dns. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-database-replication-troubleshooting-reverse-dns
BibTeX
@misc{warmtransfer-claim-cucm-database-replication-troubleshooting-reverse-dns,
title = {Troubleshooting Unified CM database replication: source note cucm-database-replication-troubleshooting-reverse-dns},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-database-replication-troubleshooting-reverse-dns},
note = {Source note cucm-database-replication-troubleshooting-reverse-dns, checked 2026-09-30}
}