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RTP Payload Format and File Storage Format for the Adaptive Multi-Rate (AMR) and Adaptive Multi-Rate Wideband (AMR-WB) Audio Codecs
RFC 4867

Revision differences

Document history

Date By Action
2026-05-20
(System) Changed metadata: changed keywords to '['interoperate', 'applications']' from '[]'
2026-05-20
(System) Metadata update from RFC Editor
2026-05-20
(System)
Changed author "Q. Xie": changed name from "Qiaobing Xie" to "Q. Xie", cleared country (was "Arlington Heights, IL 60004, USA"), changed order from "3" to …
Changed author "Q. Xie": changed name from "Qiaobing Xie" to "Q. Xie", cleared country (was "Arlington Heights, IL 60004, USA"), changed order from "3" to "4"
2026-05-20
(System) Changed author "A. Lakaniemi": changed name from "Ari Lakaniemi" to "A. Lakaniemi", cleared country (was "FIN-00045 Nokia Group, FINLAND"), changed order from "1" to "3"
2026-05-20
(System) Changed author "M. Westerlund": changed name from "Magnus Westerlund" to "M. Westerlund", cleared country (was "SE-164 80 Stockholm, SWEDEN")
2026-05-20
(System) Changed author "J. Sjoberg": changed name from "Johan Sjoberg" to "J. Sjoberg", cleared country (was "SE-164 80 Stockholm, SWEDEN"), changed order from "0" to "1"
2026-05-20
(System) Metadata update from RFC Editor
2020-01-21
(System) Received changes through RFC Editor sync (added Verified Errata tag)
2015-10-14
(System) Notify list changed from avt-chairs@ietf.org, qxie1@email.mot.com, Johan.Sjoberg@ericsson.com, fluffy@cisco.com, ari.lakaniemi@nokia.com, magnus.westerlund@ericsson.com to fluffy@cisco.com
2007-04-16
Amy Vezza State Changes to RFC Published from RFC Ed Queue by Amy Vezza
2007-04-16
Amy Vezza [Note]: 'RFC 4867' added by Amy Vezza
2007-04-10
(System) RFC published