draft-ietf-mmusic-sdp-mux-attributes-18.txt   draft-ietf-mmusic-sdp-mux-attributes-19.txt 
Network Working Group S. Nandakumar Network Working Group S. Nandakumar
Internet-Draft Cisco Internet-Draft Cisco
Intended status: Standards Track August 26, 2020 Intended status: Standards Track August 27, 2020
Expires: February 27, 2021 Expires: February 28, 2021
A Framework for SDP Attributes when Multiplexing A Framework for SDP Attributes when Multiplexing
draft-ietf-mmusic-sdp-mux-attributes-18 draft-ietf-mmusic-sdp-mux-attributes-19
Abstract Abstract
The purpose of this specification is to provide a framework for The purpose of this specification is to provide a framework for
analyzing the multiplexing characteristics of Session Description analyzing the multiplexing characteristics of Session Description
Protocol (SDP) attributes when SDP is used to negotiate the usage of Protocol (SDP) attributes when SDP is used to negotiate the usage of
single 5-tuple for sending and receiving media associated with single 5-tuple for sending and receiving media associated with
multiple media descriptions. multiple media descriptions.
This specification also categorizes the existing SDP attributes based This specification also categorizes the existing SDP attributes based
skipping to change at page 1, line 37 skipping to change at page 1, line 37
Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet- working documents as Internet-Drafts. The list of current Internet-
Drafts is at https://datatracker.ietf.org/drafts/current/. Drafts is at https://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on February 27, 2021. This Internet-Draft will expire on February 28, 2021.
Copyright Notice Copyright Notice
Copyright (c) 2020 IETF Trust and the persons identified as the Copyright (c) 2020 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents Provisions Relating to IETF Documents
(https://trustee.ietf.org/license-info) in effect on the date of (https://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents publication of this document. Please review these documents
skipping to change at page 77, line 50 skipping to change at page 77, line 50
| alt-default-id | CAUTION | | alt-default-id | CAUTION |
| 3GPP-Adaption-Support | CAUTION | | 3GPP-Adaption-Support | CAUTION |
| mbms-flowid | CAUTION | | mbms-flowid | CAUTION |
| fec-source-flow | SPECIAL | | fec-source-flow | SPECIAL |
| fec-repair-flow | SPECIAL | | fec-repair-flow | SPECIAL |
| repair-window | SPECIAL | | repair-window | SPECIAL |
| rams-updates | CAUTION | | rams-updates | CAUTION |
| imageattr | IDENTICAL-PER-PT | | imageattr | IDENTICAL-PER-PT |
| cfw-id | NORMAL | | cfw-id | NORMAL |
| portmapping-req | CAUTION | | portmapping-req | CAUTION |
| g.3gpp.cat | NORMAL |
| g.3gpp.crs | NORMAL |
| ecn-capable-rtp | IDENTICAL | | ecn-capable-rtp | IDENTICAL |
| visited-realm | TRANSPORT | | visited-realm | TRANSPORT |
| secondary-realm | TRANSPORT | | secondary-realm | TRANSPORT |
| omr-s-cksum | NORMAL | | omr-s-cksum | NORMAL |
| omr-m-cksum | NORMAL | | omr-m-cksum | NORMAL |
| omr-codecs | NORMAL | | omr-codecs | NORMAL |
| omr-m-att | NORMAL | | omr-m-att | NORMAL |
| omr-s-att | NORMAL | | omr-s-att | NORMAL |
| omr-m-bw | NORMAL | | omr-m-bw | NORMAL |
| omr-s-bw | NORMAL | | omr-s-bw | NORMAL |
skipping to change at page 79, line 12 skipping to change at page 79, line 12
| mediaclk | NORMAL | | mediaclk | NORMAL |
+----------------+-------------------+ +----------------+-------------------+
15.2.6. Table: content SDP Parameters 15.2.6. Table: content SDP Parameters
The following values are to be added to the "content SDP Parameters" The following values are to be added to the "content SDP Parameters"
subregistry in the "Session Description Protocol (SDP) Parameters" subregistry in the "Session Description Protocol (SDP) Parameters"
registry. The references should be updated to point at this RFC as registry. The references should be updated to point at this RFC as
well as the previous references. well as the previous references.
+----------+--------------+ +-------------+--------------+
| SDP Name | Mux Category | | SDP Name | Mux Category |
+----------+--------------+ +-------------+--------------+
| slides | NORMAL | | slides | NORMAL |
| speaker | NORMAL | | speaker | NORMAL |
| sl | NORMAL | | sl | NORMAL |
| main | NORMAL | | main | NORMAL |
| alt | NORMAL | | alt | NORMAL |
+----------+--------------+ | g.3gpp.cat | NORMAL |
| g.3gpp.crs | NORMAL |
+-------------+--------------+
15.2.7. Table: Semantics for the 'group' SDP Attribute 15.2.7. Table: Semantics for the 'group' SDP Attribute
The following values are to be added to the "Semantics for the The following values are to be added to the "Semantics for the
"group" SDP Attribute" subregistry in the "Session Description "group" SDP Attribute" subregistry in the "Session Description
Protocol (SDP) Parameters" registry. The references should be Protocol (SDP) Parameters" registry. The references should be
updated to point at this RFC as well as the previous references. updated to point at this RFC as well as the previous references.
+---------+--------------+ +---------+--------------+
| Token | Mux Category | | Token | Mux Category |
 End of changes. 5 change blocks. 
15 lines changed or deleted 15 lines changed or added

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