The Max Forward UnRegistered Hops to DN service parameter is Cisco's guard against call forward unregistered (CFUR) loops.
Checked 2026-09-30
- Vendor
- Cisco
- Product
- Cisco Unified Communications Manager
- Subsystem
- service parameters
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Collaboration 14 preferred architecture
- Checked
- 2026-09-30
Sources
- Preferred Architecture for Cisco Collaboration 14 Enterprise On-Premises Deployments, CVD - Call Control — Cisco · tier 2 current vendor documentation · Call Control > call forward unregistered
Cite this note
APA
WarmTransfer. (2026, September 30). Troubleshooting Unified CM call routing failures and reorder tone: source note cucm-call-routing-failures-pa-cfur-hops. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-call-routing-failures-pa-cfur-hops
BibTeX
@misc{warmtransfer-claim-cucm-call-routing-failures-pa-cfur-hops,
title = {Troubleshooting Unified CM call routing failures and reorder tone: source note cucm-call-routing-failures-pa-cfur-hops},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-call-routing-failures-pa-cfur-hops},
note = {Source note cucm-call-routing-failures-pa-cfur-hops, checked 2026-09-30}
}