Source note · Unified CM intercluster trunks

ILS and GDPR only replicate dial plan data; intercluster calls still travel over SIP trunks selected by SIP route patterns, so a working ILS catalog does not by itself make intercluster calls succeed.

inferred · Checked 2026-09-25

Vendor: Cisco
Product: Unified Communications Manager
Subsystem: Global Dial Plan Replication
Deployment: on-premises
Region: not restricted
Release range: Release 15 and SUs
Status: inferred
Checked: 2026-09-25

Sources

System Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Configure Global Dial Plan Replication — Cisco Systems · tier 2 current vendor documentation · Configure Global Dial Plan Replication > Task Flow (SIP trunk and SIP route pattern steps); Route Strings

Cite this note

APA

WarmTransfer. (2026, September 25). Unified CM intercluster trunks: source note cucm-intercluster-trunks-ils-no-media-path. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-intercluster-trunks-ils-no-media-path

BibTeX

@misc{warmtransfer-claim-cucm-intercluster-trunks-ils-no-media-path,
  title  = {Unified CM intercluster trunks: source note cucm-intercluster-trunks-ils-no-media-path},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-intercluster-trunks-ils-no-media-path},
  note   = {Source note cucm-intercluster-trunks-ils-no-media-path, checked 2026-09-25}
}

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