QoS-level aware Transmission Protocol (QTP) for virtual networks
draft-lan-nvo3-qtp-10
|
| Document |
Type |
|
Active Internet-Draft (individual)
|
|
Last updated |
|
2019-09-17
|
|
Stream |
|
(None)
|
|
Intended RFC status |
|
(None)
|
|
Formats |
|
plain text
pdf
htmlized
bibtex
|
| Stream |
Stream state |
|
(No stream defined) |
|
Consensus Boilerplate |
|
Unknown
|
|
RFC Editor Note |
|
(None)
|
| IESG |
IESG state |
|
I-D Exists
|
|
Telechat date |
|
|
|
Responsible AD |
|
(None)
|
|
Send notices to |
|
(None)
|
INTERNET-DRAFT J. Lan
Intended Status: Proposed Standard D. Cheng
Expires: March 17, 2020 Y. Hu
G. Cheng
T. Duan
National Digital Switching System Engineering and Technological
Research Center, P.R.China
September 17, 2019
QoS-level aware Transmission Protocol (QTP) for virtual networks
draft-lan-nvo3-qtp-10
Abstract
This document provides a QoS-level aware Transmission Protocol (QTP)
for virtual networks.
Status of this Memo
This Internet-Draft is submitted to IETF in full conformance with the
provisions of BCP 78 and BCP 79.
Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF), its areas, and its working groups. Note that
other groups may also distribute working documents as
Internet-Drafts.
Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress."
The list of current Internet-Drafts can be accessed at
http://www.ietf.org/1id-abstracts.html
The list of Internet-Draft Shadow Directories can be accessed at
http://www.ietf.org/shadow.html
Copyright and License Notice
Copyright (c) 2013 IETF Trust and the persons identified as the
document authors. All rights reserved.
Lan, et al. Expires March 17, 2020 [Page 1]
INTERNET DRAFT QoS-level aware Transmission Protocol September 17, 2019
This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents
(http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents
carefully, as they describe your rights and restrictions with respect
to this document. Code Components extracted from this document must
include Simplified BSD License text as described in Section 4.e of
the Trust Legal Provisions and are provided without warranty as
described in the Simplified BSD License.
Table of Contents
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1 Motivation and background . . . . . . . . . . . . . . . . . 4
1.2 QTP-path . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.3 QTP Overview . . . . . . . . . . . . . . . . . . . . . . . 4
1.4 Terminology . . . . . . . . . . . . . . . . . . . . . . . . 4
1.5 Acronyms and Abbreviations . . . . . . . . . . . . . . . . 5
2 QTP Data Encapsulation Specification . . . . . . . . . . . . . 5
2.1 QTP Header Specification . . . . . . . . . . . . . . . . . 5
2.2 QTP Data Encapsulation . . . . . . . . . . . . . . . . . . 6
3 QTP Message Specification . . . . . . . . . . . . . . . . . . . 7
3.1 Destination Prefix and Node Identifiers . . . . . . . . . . 8
3.1.1 Destination Prefix (DestPrefix) . . . . . . . . . . . . 8
3.1.2 Node Identifiers . . . . . . . . . . . . . . . . . . . . 8
3.2 QTP PDU . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3.3 TLV Encoding . . . . . . . . . . . . . . . . . . . . . . . . 9
3.3.1 DestPrefix TLV . . . . . . . . . . . . . . . . . . . . . 11
3.3.2 PID TLV . . . . . . . . . . . . . . . . . . . . . . . . 12
3.3.3 ToP TLV . . . . . . . . . . . . . . . . . . . . . . . . 13
3.3.4 Status TLV . . . . . . . . . . . . . . . . . . . . . . . 13
3.4 QTP messages . . . . . . . . . . . . . . . . . . . . . . . . 14
3.4.1 Notification Message . . . . . . . . . . . . . . . . . . 16
3.4.1.1 Notification Message Procedures . . . . . . . . . . 17
3.4.1.2 Events Signaled by Notification Messages . . . . . . 17
3.4.2 KeepAlive Message . . . . . . . . . . . . . . . . . . . 19
3.4.2.1 KeepAlive Message Procedures . . . . . . . . . . . . 19
3.4.3 PID Request Message . . . . . . . . . . . . . . . . . . 19
3.4.3.1 PID Request Message Procedures . . . . . . . . . . . 20
3.4.4 PID Response Message . . . . . . . . . . . . . . . . . . 21
3.4.4.1 PID Response Message Procedures . . . . . . . . . . 22
3.4.5 PID Release Message . . . . . . . . . . . . . . . . . . 22
3.4.5.1 PID Release Message Procedures . . . . . . . . . . . 23
3.5 Summary . . . . . . . . . . . . . . . . . . . . . . . . . . 24
3.5.1 Message Summary . . . . . . . . . . . . . . . . . . . . 24
Show full document text