Source note · Intrado enterprise 911 routing services
RFC 6442 conveys location in SIP through the Geolocation header field: a cid: URI points to a PIDF-LO body in the request (location by value), while a sip, sips, pres, http or https URI must be dereferenced at a location server (location by reference).
Checked 2026-09-24
- Vendor
- IETF
- Product
- SIP
- Subsystem
- location conveyance
- Deployment
- not restricted
- Region
- not restricted
- Release range
- RFC 6442 (December 2011)
- Checked
- 2026-09-24
Sources
- RFC 6442: Location Conveyance for the Session Initiation Protocol — IETF / RFC Editor · tier 1 standards and regulators · Sections 3.1, 3.2 and 4.1
Cite this note
APA
WarmTransfer. (2026, September 24). Intrado enterprise 911 routing services: source note intrado-enterprise-911-rfc6442-value-vs-reference. WarmTransfer. https://warmtransfer.net/knowledge/claims/intrado-enterprise-911-rfc6442-value-vs-reference
BibTeX
@misc{warmtransfer-claim-intrado-enterprise-911-rfc6442-value-vs-reference,
title = {Intrado enterprise 911 routing services: source note intrado-enterprise-911-rfc6442-value-vs-reference},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/intrado-enterprise-911-rfc6442-value-vs-reference},
note = {Source note intrado-enterprise-911-rfc6442-value-vs-reference, checked 2026-09-24}
}