Source note · Unified CM SIP trunk to CUBE configuration
Cisco's 12.x SRND recommends Early Offer support for voice and video calls set to Best Effort (no MTP inserted) for all Unified CM and Session Management Edition SIP trunks.
Checked 2026-09-24
Cisco recommends Early Offer support for voice and video calls Best Effort (No MTP inserted) for all Unified CM and Unified CM Session Management Edition SIP trunks.
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- SIP profile
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Collaboration System 12.x design guidance
- Checked
- 2026-09-24
Sources
- Cisco Collaboration System 12.x Solution Reference Network Designs (SRND) - Cisco Unified CM Trunks — Cisco · tier 2 current vendor documentation · Cisco Unified CM Trunks, SIP Delayed Offer and Early Offer section
Cite this note
APA
WarmTransfer. (2026, September 24). Unified CM SIP trunk to CUBE configuration: source note cucm-config-sip-trunk-to-cube-srnd-best-effort-eo. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-config-sip-trunk-to-cube-srnd-best-effort-eo
BibTeX
@misc{warmtransfer-claim-cucm-config-sip-trunk-to-cube-srnd-best-effort-eo,
title = {Unified CM SIP trunk to CUBE configuration: source note cucm-config-sip-trunk-to-cube-srnd-best-effort-eo},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-config-sip-trunk-to-cube-srnd-best-effort-eo},
note = {Source note cucm-config-sip-trunk-to-cube-srnd-best-effort-eo, checked 2026-09-24}
}