Source note · Unified CM intercluster trunks
An ILS spoke cluster connects only to its local hub cluster and never contacts other hub or spoke clusters directly.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- Intercluster Lookup Service
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Release 15 and SUs
- Checked
- 2026-09-25
Sources
- System Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Configure Intercluster Lookup Service — Cisco Systems · tier 2 current vendor documentation · Configure Intercluster Lookup Service > ILS Overview > spoke clusters
Cite this note
APA
WarmTransfer. (2026, September 25). Unified CM intercluster trunks: source note cucm-intercluster-trunks-ils-spoke-local-hub-only. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-intercluster-trunks-ils-spoke-local-hub-only
BibTeX
@misc{warmtransfer-claim-cucm-intercluster-trunks-ils-spoke-local-hub-only,
title = {Unified CM intercluster trunks: source note cucm-intercluster-trunks-ils-spoke-local-hub-only},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-intercluster-trunks-ils-spoke-local-hub-only},
note = {Source note cucm-intercluster-trunks-ils-spoke-local-hub-only, checked 2026-09-25}
}