Source note · Troubleshooting calls that drop on hold or transfer
An agent MUST NOT generate a new offer while it has received an offer it has not yet answered or rejected, or while it has sent an offer that has not yet been answered or rejected.
Checked 2026-09-30
- Vendor
- IETF
- Product
- SIP
- Subsystem
- sdp-offer-answer
- Deployment
- any
- Region
- not restricted
- Release range
- RFC as published
- Checked
- 2026-09-30
Sources
- RFC 3264 — An Offer/Answer Model with the Session Description Protocol (SDP) — IETF / RFC Editor · tier 1 standards and regulators · Section 4 (Protocol Operation)
Cite this note
APA
WarmTransfer. (2026, September 30). Troubleshooting calls that drop on hold or transfer: source note sip-reinvite-call-drops-no-overlapping-offers. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-reinvite-call-drops-no-overlapping-offers
BibTeX
@misc{warmtransfer-claim-sip-reinvite-call-drops-no-overlapping-offers,
title = {Troubleshooting calls that drop on hold or transfer: source note sip-reinvite-call-drops-no-overlapping-offers},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-reinvite-call-drops-no-overlapping-offers},
note = {Source note sip-reinvite-call-drops-no-overlapping-offers, checked 2026-09-30}
}