draft-ietf-manet-dlep-pause-extension-02.txt   draft-ietf-manet-dlep-pause-extension-03.txt 
Network Working Group B. Cheng Network Working Group B. Cheng
Internet-Draft D. Wiggins Internet-Draft D. Wiggins
Intended status: Standards Track Lincoln Laboratory Intended status: Standards Track Lincoln Laboratory
Expires: May 3, 2018 L. Berger, Ed. Expires: September 2, 2018 L. Berger, Ed.
LabN Consulting, L.L.C. LabN Consulting, L.L.C.
October 30, 2017 March 1, 2018
DLEP Control Plane Based Pause Extension DLEP Control Plane Based Pause Extension
draft-ietf-manet-dlep-pause-extension-02 draft-ietf-manet-dlep-pause-extension-03
Abstract Abstract
This document defines an extension to the DLEP protocol that enables This document defines an extension to the DLEP protocol that enables
a modem to use DLEP messages to pause and resume data traffic coming a modem to use DLEP messages to pause and resume data traffic coming
from its peer router. from its peer router.
Status of This Memo Status of This Memo
This Internet-Draft is submitted in full conformance with the This Internet-Draft is submitted in full conformance with the
skipping to change at page 1, line 34 skipping to change at page 1, line 34
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 May 3, 2018. This Internet-Draft will expire on September 2, 2018.
Copyright Notice Copyright Notice
Copyright (c) 2017 IETF Trust and the persons identified as the Copyright (c) 2018 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
carefully, as they describe your rights and restrictions with respect carefully, as they describe your rights and restrictions with respect
to this document. Code Components extracted from this document must to this document. Code Components extracted from this document must
include Simplified BSD License text as described in Section 4.e of include Simplified BSD License text as described in Section 4.e of
the Trust Legal Provisions and are provided without warranty as the Trust Legal Provisions and are provided without warranty as
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5.1. Extension Type Value . . . . . . . . . . . . . . . . . . 9 5.1. Extension Type Value . . . . . . . . . . . . . . . . . . 9
5.2. Data Item Values . . . . . . . . . . . . . . . . . . . . 9 5.2. Data Item Values . . . . . . . . . . . . . . . . . . . . 9
6. References . . . . . . . . . . . . . . . . . . . . . . . . . 9 6. References . . . . . . . . . . . . . . . . . . . . . . . . . 9
6.1. Normative References . . . . . . . . . . . . . . . . . . 9 6.1. Normative References . . . . . . . . . . . . . . . . . . 9
6.2. Informative References . . . . . . . . . . . . . . . . . 10 6.2. Informative References . . . . . . . . . . . . . . . . . 10
Appendix A. Acknowledgments . . . . . . . . . . . . . . . . . . 10 Appendix A. Acknowledgments . . . . . . . . . . . . . . . . . . 10
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 10 Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 10
1. Introduction 1. Introduction
The Dynamic Link Event Protocol (DLEP) is defined in [RFC8175]. It The Dynamic Link Exchange Protocol (DLEP) is defined in [RFC8175].
provides the exchange of link related control information between It provides the exchange of link related control information between
DLEP peers. DLEP peers are comprised of a modem and a router. DLEP DLEP peers. DLEP peers are comprised of a modem and a router. DLEP
defines a base set of mechanisms as well as support for possible defines a base set of mechanisms as well as support for possible
extensions. This document defines one such extension. extensions. This document defines one such extension.
The base DLEP specification does not include any data plane flow The base DLEP specification does not include any data plane flow
control capability. Various flow control methods are possible, e.g., control capability. Various flow control methods are possible, e.g.,
see [I-D.ietf-manet-credit-window]. The extension defined in this see [I-D.ietf-manet-credit-window]. The extension defined in this
document supports flow control of data traffic based on explicit document supports flow control of data traffic based on explicit
messages sent via DLEP by a modem to indicate when a router should messages sent via DLEP by a modem to indicate when a router should
hold off sending traffic, and when it should resume. The extension hold off sending traffic, and when it should resume. The extension
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| Code | Description | | Code | Description |
+------+---------------------------+ +------+---------------------------+
| TBA1 | Control Plane Based Pause | | TBA1 | Control Plane Based Pause |
+------+---------------------------+ +------+---------------------------+
Table 1: Requested Extension Type Value Table 1: Requested Extension Type Value
5.2. Data Item Values 5.2. Data Item Values
This document requests 3 new assignments to the DLEP Data Item This document requests 3 new assignments to the DLEP Data Item
Registry named "Data Item Values" in the range with the Registry named "Data Item Type Values" in the range with the
"Specification Required" policy. The requested values are as "Specification Required" policy. The requested values are as
follows: follows:
+-----------+------------------+ +-----------+------------------+
| Type Code | Description | | Type Code | Description |
+-----------+------------------+ +-----------+------------------+
| TBA2 | Queue Parameters | | TBA2 | Queue Parameters |
| | | | | |
| TBA3 | Pause | | TBA3 | Pause |
| | | | | |
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