This document presents an overall framework for largescale measurements. Multiple independent and interdependent projects implement several ietf protocols. This poc demonstrated the applicability of ietfs forces framework to nfv. The data model is defined using the yang data modeling language, as specified in rfc 7950. A framework for largescale measurement of broadband performance lmap rfc 7594, september 2015. Lmap represents a building block for upperlayer distributed services e. Framework of internet measurement system we introduce the framework of internet measurement system in this section. Characterizing internet video for largescale active. While there are over 8,650 rfcs as of november 2019, this list consists of rfcs that have related articles. Largescale measurement of broadband performance lmap.
Downloading rfcs use rsync the rfc editor supports the rsync program, which can efficiently maintain a local copy of various subsets of the rfc editors repository in sync with the official copy. Internetdraft lmap framework march 2014 characterisation plan are beyond the scope of work in ietf although certainly facilitated by ietfs work. Internetdraft lmap framework march 2014 o diversity a measurement system should handle different types of measurement agent for example measurement agents may come from different vendors, be in wired and wireless networks, have different measurement task capabilities and be on devices with ipv4 or ipv6 addresses. Thanks to numerous people for much discussion, directly and on the lmap list. Understanding the various scenarios and users of measuring broadband performance is essential to development of the largescale measurement of broadband performance lmap framework, information model, and protocol. This document is an internetdraft and is in full conformance with all provisions of section 10 of rfc2026. Status of this memo this internetdraft is submitted in full conformance with the provisions of bcp 78 and bcp 79. The words, such as measurement agent, controller, and collector conforms to the glossary of the lmap documentid. Finally we introduce several components that are out of scope of the lmap wg and will be provided through existing protocols or applications. Internetdraft lmap framework september 20 measurements may be active the ma or measurement peer mp generates test traffic, passive the ma observes user traffic, or some hybrid form of the two. Ma capability may be made available to the subscriber as a software download. Forces applicability for nfv and integrated sdn nfvwiki. This document is a product of the internet engineering task force ietf. Rfc 7594 a framework for largescale measurement of broadband.
Network configuration protocol netconf rfc 6241 netconf extensions to support the network management datastore architecture rfc 8526 nmda using the. Introduction there is a desire to be able to coordinate the execution of broadband measurements and the collection of measurement results across a large scale set of measurement agents mas. Internetdraft lmapframework july 20 while others may not be not metrics at all ip address used. Many of these drafts have been through multiple revisions, have received much discussion, and are in the latter stages of the process. This information model applies to the measurement agent within an lmap framework. Internetdrafts are working documents of the internet engineering task force ietf, its. Update on mef 63 and operator l1 service attributes. Lmap provides a framework for large scale measurements 9. A framework for largescale measurement of broadband performance lmap abstract. Video characteristics such as video length, format, target bit rate, and resolution provide valuable input to design adaptive bit rate abr algorithms, sizing playout. The howto page explains how to specify the desired subset of the repository, using a template called a module by rsync. Lmap framework, which covers both active and passive techniques. Also note that it is possible that the size of the result is not known at the time of measurement task scheduling the number of objects on the web page might change, or if the measurement task includes a traceroute the path will be different from many of the measurement agents. A reference path and measurement points for largescale measurement of broadband performance.
Also note that it is possible that the size of the result is not known at the time of measurement task scheduling the number of objects on the web page might change, or if the measurement task includes a traceroute the path will be different from many of the. The forces model was utilized to describe vnfs, services and the infrastructure definition in a. To a large extent, wt304 and the lmap framework, lmap use cases, and lmap information model are consistent, but there are differences due to differences in scope. Ietf rfc 7223 a yang data model for interface management. These schemes attempt to list the valid ip addresses that can send mail for a domain. Rfc 8545 wellknown port assignments for the oneway active me. The v3 update to the xml2rfc language has been published.
For active measurement tasks, the ma or mp generates test traffic and measures some metric associated with its transfer over the path to or from a measurement peer. To see the collection of prior postings to the list, visit the lmap archives. Internetdraft lmap framework july 20 while others may not be not metrics at all ip address used. The updated source code of the media server control prototype release 0. Bitsnbites event during the 90th ietf, july 24th 2014, toronto, canada abstract. For details on files that are available, please see this page. Acknowledgments this document is a merger of three individual drafts. The testing is to be carried out from an lmap meas2. You can subscribe to the list, or change your existing subscription, in the sections below. Rfc 7594 a framework for largescale measurement of. Agenda go html5 advanced stream and sampling framework for ippm draft ietf ippm2330 update00 go html5 model based metrics draft ietf ippm model based metrics00 go html5 lmap reference path and measurement points draft ietf ippm lmap path00 go html5 rfc26801 way loss test plan and results draft ietf ippm testplan rfc268003 go html5. The model we propose for large scale video performance measurements in section 7 builds upon the lmap framework. We have a significant set of external authoritative sources that maintain lists of names that we need to synchronize with andor extend with additional child information. For example, a download test suitable for a line with an 80 mbs contract may.
This document details two use cases that can assist in developing that framework. A framework for largescale measurement of broadband. Largescale measurement of broadband performance lmap date. In march 2004, the internet engineering task force ietf held a bof on these proposals. Internetdraft lmap framework october 20 the first component is a measurement task, which measures some performance or reliability metric of interest. A framework and inventory for a large scale measurement system draftakhterlmapframework00. Internet engineering task force has 12 repositories available. The lightweight in lmap essentially stands for no crypto, as opposed to domainkeys and its successor, dkim. Rfc 7594 was draftietflmapframework a framework for largescale measurement of broadband performance lmap. Network configuration protocol netconf rfc 6241 netconf extensions to support the network management datastore architecture rfc 8526 nmda using the netconf protocol over secure shell ssh rfc6242. This document presents a base yang data model for the management of operations, administration, and maintenance oam protocols that use connectionless communications. Ietf rfc 8194 a yang data model for lmap measurement agents published by ietf on august 1, 2017 abstract this document defines a data model for largescale measurement platforms lmaps. Outline of an lmap based measurement system figure 1 shows the main components of a measurement system, and the. The document presents an overall framework for largescale measurements and discusses which elements could be standardised in the ietf.
Contribute to credilietf drafts development by creating an account on github. Please your feedback to the ietf mailing list, or directly to joel in the cc and me regards, benoit original message subject. Measuring broadband service on a large scale requires a description of the logical architecture and standardisation of the key protocols that coordinate interactions between the components. It is intended to assist the work of the lmap working group. Lmap framework, which covers active and passive measurement. Managing samknows probes using netconf request pdf. Status of this memo this document is not an internet standards track specification.
Ietf rfc 7398 a reference path and measurement points for. Liaison statement to ietf ccamp on dwdm framework reply to ietf ccamp wg ls17 20181105. Rfc 8193 information model for largescale measurement platforms 2017 this information model applies to the measurement agent within an lmap framework. Rfc 2195, imappop authorize extension for simple challengeresponse, september 1997. It also defines terminology for lmap largescale measurement of broadband performance. An online demo hosted in our servers is available as well for you to have a look at the mediactrl functionality. Akhter consultant september 2015 a framework for largescale measurement of broadband performance lmap abstract measuring broadband service on a large scale. The softwaredefined networking research group sdnrg investigates sdn from various perspectives with the goal of identifying the approaches that can be defined, deployed and used in the near term as well identifying future research challenges. Citeseerx document details isaac councill, lee giles, pradeep teregowda. Subscribe to lmap by filling out the following form. As such, it outlines the information that is configured or preconfigured on the measurement agent or exists in communications with a controller or collector within an lmap framework. Advanced stream and sampling framework for ip performance.
The data model includes configuration data and state data status information and counters for the collection of statistics. The availability of high definition video content on the web has brought about a significant change in the characteristics of internet video, but not many studies on characterizing video have been done after this change. This is a partial list of rfcs request for comments memoranda. Broadband access service attributes and performance metrics. Outline of an lmapbased measurement system figure 1 shows the main. Measuring broadband performance on a large scale is important for network diagnostics by providers and users, as well as for public policy. For active measurement tasks, the ma or mp generates test traffic and measures some metric associated with its transfer over the path to or from a measurement. Internetdraft lmap framework march 2014 characterisation plan are beyond the scope of work in ietf although certainly facilitated by ietf s work. Ietf rfc 8194 a yang data model for lmap measurement agents published by ietf on august 1, 2017 abstract this document defines a data model. Irtf softwaredefined networking research group sdnrg.
Akhter consultant september 2015 a framework for largescale measurement of broadband performance lmap abstract measuring broadband service on a large scale requires a description of the logical. A complete list is available from the ietf website. Rfc 7594 lmap framework september 2015 o operators. Several use cases have been proposed for largescale measurements including. These mas could be software based agents on pcs, embedded agents in consumer devices such as tvs or gaming consoles, embedded in service provider controlled. If there is a timemap associated with an original resource, a timegate, or a memento that is preferred for use, then responses to. Generic yang data model for the management of operations. In addition, work in the ietf ip performance metrics ippm working group is taken into account. Rfc 8545 wellknown port assignments for the oneway. This document defines a yang data model for the management of network interfaces.