Source note · PRI and TDM gateway interworking
RFC 3578 states that native SIP endpoints never generate overlap signalling; SIP carries the complete number en bloc in the INVITE Request-URI.
Checked 2026-09-24
Native SIP end-points never generate overlap signalling
- Vendor
- IETF
- Product
- RFC 3578
- Subsystem
- overlap signalling
- Deployment
- any
- Region
- not restricted
- Release range
- RFC 3578
- Checked
- 2026-09-24
Sources
- RFC 3578: Mapping of Integrated Services Digital Network (ISDN) User Part (ISUP) Overlap Signalling to the Session Initiation Protocol (SIP) — RFC Editor / IETF · tier 1 standards and regulators · Section 3.1
Cite this note
APA
WarmTransfer. (2026, September 24). PRI and TDM gateway interworking: source note legacy-pri-tdm-sip-no-native-overlap. WarmTransfer. https://warmtransfer.net/knowledge/claims/legacy-pri-tdm-sip-no-native-overlap
BibTeX
@misc{warmtransfer-claim-legacy-pri-tdm-sip-no-native-overlap,
title = {PRI and TDM gateway interworking: source note legacy-pri-tdm-sip-no-native-overlap},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/legacy-pri-tdm-sip-no-native-overlap},
note = {Source note legacy-pri-tdm-sip-no-native-overlap, checked 2026-09-24}
}