Source note · SIP early offer and delayed offer
Under insert-MTP-if-needed Early Offer, Unified CM 8.6(1) inserts an MTP for calls from older SCCP phones and for calls arriving on SIP Delayed Offer or H.323 Slow Start trunks that are extended to an Early Offer trunk.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Unified CM
- Subsystem
- media-resources
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 8.6(1)
- Checked
- 2026-09-25
Sources
- Cisco Unified Communications Manager Trunks (Session Management Edition deployment guide 8.6(1)) — Cisco · tier 2 current vendor documentation · SIP Delayed Offer and Early Offer > SIP Early Offer support
Cite this note
APA
WarmTransfer. (2026, September 25). SIP early offer and delayed offer: source note sip-early-delayed-offer-sme861-mtp-sources. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-early-delayed-offer-sme861-mtp-sources
BibTeX
@misc{warmtransfer-claim-sip-early-delayed-offer-sme861-mtp-sources,
title = {SIP early offer and delayed offer: source note sip-early-delayed-offer-sme861-mtp-sources},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-early-delayed-offer-sme861-mtp-sources},
note = {Source note sip-early-delayed-offer-sme861-mtp-sources, checked 2026-09-25}
}