Source note · Unified CM Session Management Edition
The 8.6 SME guide calls SIP the protocol of choice for intercluster trunks because Unified CM SIP trunks offer more features than H.323 intercluster trunks.
Checked 2026-09-25
thus making SIP the protocol of choice for intercluster trunk connections
- Vendor
- Cisco
- Product
- Unified Communications Manager Session Management Edition
- Subsystem
- SIP trunks
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Unified CM 8.5-8.6
- Checked
- 2026-09-25
Sources
- Cisco Unified Communications Manager Trunks (Session Management Edition deployment guide 8.6(1)) — Cisco · tier 2 current vendor documentation · Trunks chapter, SIP trunk overview
Cite this note
APA
WarmTransfer. (2026, September 25). Unified CM Session Management Edition: source note cucm-session-management-edition-sip-preferred-8x. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-session-management-edition-sip-preferred-8x
BibTeX
@misc{warmtransfer-claim-cucm-session-management-edition-sip-preferred-8x,
title = {Unified CM Session Management Edition: source note cucm-session-management-edition-sip-preferred-8x},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-session-management-edition-sip-preferred-8x},
note = {Source note cucm-session-management-edition-sip-preferred-8x, checked 2026-09-25}
}