RFC 6337's general principle is that a UA's offer states what it and its user want to do at that time regardless of what the other party indicated previously.

Checked 2026-09-24

A UA should send an offer that indicates what it, and its user, are interested in using/doing at that time, without regard for what the other party in the call may have indicated previously.
Vendor
IETF
Product
SIP
Subsystem
offer construction
Deployment
any
Region
not restricted
Release range
RFC 6337 as published
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Hold resume and conference signaling: source note hold-resume-conference-6337-general-principle. WarmTransfer. https://warmtransfer.net/knowledge/claims/hold-resume-conference-6337-general-principle

BibTeX

@misc{warmtransfer-claim-hold-resume-conference-6337-general-principle,
  title  = {Hold resume and conference signaling: source note hold-resume-conference-6337-general-principle},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/hold-resume-conference-6337-general-principle},
  note   = {Source note hold-resume-conference-6337-general-principle, checked 2026-09-24}
}

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