The LSO Interlude SDK is the complete set of deliverables developed by the MEF membership in order to

  1. Enable market adoption of LSO Interlude APIs in the current release of the LSO API Framework.
  2. Support of development of additional features for the upcoming release of the LSO Interlude SDK.

The latest release of LSO Interlude SDK is in the LSO API Release 'Haley' and is available on GitHub (see Latest Release section for details).

Any MEF member can participate in the development of each new release of the LSO Interlude SDK:

  • Contact the LSO Developer Community Manager (Michał Łączyński) either via GitHub or by email to let him know of your interest and to ask questions

Latest Release

MEF-LSO-Interlude-SDK Haley Release

Download the entire repository by clicking
here

Overview

This repository contains the release of the Interlude SDK. The SDK includes APIs
for Performance Monitoring, and Streaming Management functions of the
Service Orchestration Functionality (SOF) at the LSO Interlude Interface
Reference Point (IRP) as defined in the MEF LSO Reference Architecture.

Also included are Service schemas and Performance Monitoring definitions.

High-level release notes

  • Updated documents:
    • MEF 128.1 - LSO API Security Profile

Scope

It includes API definitions for the following functional areas:

  • Performance Monitoring
  • Streaming Management

The MEF LSO Interlude SDK is released under the Apache 2.0 license.

More information about the LSO Interlude API reference point and its roadmap can
be found here:

https://wiki.mef.net/display/CESG/LSO+Interlude

Maturity Level

The API files contained in this SDK are evolving and subject to change. They
are based on documents that are either work in progress or draft standards that
have not yet completed the review cycles and approvals necessary to achieve the
status as a MEF standard. MEF is making these publicly available at this time
to invite wider industry review.

The maturity per functionality is presented as follows:

(*) is used to mark an item that changes its maturity compared to the previous
release.

SOAM:

  • MEF 133 - Allegro, Interlude and Legato Fault Management and Performance
    Monitoring BR&UC - Published Standard

  • MEF W133.1 - Allegro, Interlude and Legato Fault Management and Performance
    Monitoring BR&UC - early draft version, CfC#1

  • MEF 136 - Service Function Testing Business Requirements and Use Cases -
    Published Standard

  • MEF W143 - Performance Monitoring API and Developer Guide - work in
    progress - CfC#2

  • MEF W147 - Streaming Management API and Developer Guide - work in
    progress - CfC#2

  • Performance Monitoring reports and statistics definitions for Carrier
    Ethernet and IP - early draft version, schemas only

  • Security:

    • *MEF 128.1 - Published Standard

Contents

This SDK contains the following items:

  • COPYRIGHT - Copyright 2024 MEF Forum
  • LICENSE - Contains a copy of the Apache 2.0 license
  • README - This file
  • serviceApi - Definitions of the APIs are found in this directory, provided
    as yaml files.
  • serviceSchema - Contains JSON schema (draft 7) files for service
    specifications.
  • documentation - documentation including API/Schema developer guides and
    openapi-tools generated API descriptions in markdown format
    • supportingStandards - The rest of the documents and standards.
  • generated
    • security - A not normative version of the standard APIs including the
      security profiles as required by MEF 128.1. Provided for evaluation.

Issues, questions, and Feedback

Issues should be reported with the use of GitHub issues. Questions and feedback
should be asked either at
Interlude SDK Discussions
or directly to community_manager@mef.net.

NOTE: All artifacts included in this repository have line numbers. When
referring to specific content in any of these artifacts, please quote the line
numbers to which you are referring.

© MEF Forum 2024. All Rights Reserved.

LSO Legato SDK Releases

BR&UC - Business Requirements & Use Cases

Underlined item indicates a release deliverable that is a delta from the previous SDK release.

Published standardDraft standardWork in progress

LSO Interlude SDK Haley (Production)

Version: haley

Date: June 20th 2024

Release Haley Deliverables:

DeliverableMaturity
None



LSO Interlude SDK Irene (Planned: December 2024)


Release Irene Deliverables:

DeliverableMaturity
MEF W102 - IP-VPN Schema/Guide for Service ProvisioningCfC #5
MEF W100 - SD-WAN Schema/Guide for Service ProvisioningCfC #4
MEF W101 - Carrier Ethernet Schema/Guide for Service ProvisioningCfC #4
MEF W133.1 - Fault Management and Performance Monitoring BR&UCRfD#1
MEF W136.1 - Service Function Testing BR&UCRfD#1
MEF W143 - Performance Monitoring and Passive StatisticsCfC #3
MEF W147 - Streaming Management API and Dev GuideLB
MEF W158 - Allegro, Interlude, Legato Service Ordering BR/UCRfD#1
MEF W159 - Allegro, Interlude, Legato Service Inventory BR/UCRfD#1
MEF W99.1 - Service Provisioning API & Dev GuideCfC #1
MEF W135.1 - Service Inventory API & Dev GuideCfC #1
MEF W145 - Threshold Crossing Alert Profile Management, Jobs API and Dev GuideCfC #1
MEF W146 - Threshold Crossing Alerts (Alarms) API and Dev GuideCfC #1
MEF W148 - Fault Management API and Dev GuideCfC #1
MEF W149 - Service Function Testing API and Dev GuideCfC #1

LSO Interlude SDK Janis (Planned: June 2025)


Release Janis Deliverables:

DeliverableMaturity
MEF W100 - SD-WAN Schema/Guide for Service ProvisioningLB
MEF W101 - Carrier Ethernet Schema/Guide for Service ProvisioningLB
MEF W102 - IP-VPN Schema/Guide for Service ProvisioningLB
MEF W133.1 - Fault Management and Performance Monitoring BR&UCLB
MEF W136.1 - Service Function Testing BR&UCLB
MEF W99.1 - Service Provisioning API & Dev GuideCfC #2
MEF W135.1 - Service Inventory API & Dev GuideCfC #2
MEF W145 - Threshold Crossing Alert Profile Management, Jobs API and Dev GuideCfC #2
MEF W146 - Threshold Crossing Alerts (Alarms) API and Dev GuideCfC #2
MEF W148 - Fault Management API and Dev GuideCfC #2
MEF W149 - Service Function Testing API and Dev GuideCfC #2
MEF W158 - Allegro, Interlude, Legato Service Ordering BR/UCRfD #2
MEF W159 - Allegro, Interlude, Legato Service Inventory BR/UCRfD #2


Historical

LSO Allegro SDK Grace (Production)

Version: grace

Date: December 20th 2023

Release Grace Deliverables:

DeliverableMaturity
MEF W143 - Performance Monitoring and Passive StatisticsCfC #2
MEF W147 - Streaming Management API and Dev GuideCfC #2

LSO Interlude SDK Fergie (Production)

Version: fergie

Date:  June 23rd 2023

Release Fergie Deliverables:

DeliverableMaturitycomment
MEF W133 - Fault Management and Performance Monitoring BR&UC
Standard
MEF W136 - Service Function Testing BR&UCStandard
MEF W143 - Performance Monitoring and Passive StatisticsCfC #1
MEF W147 - Streaming Management API and Dev GuideCfC #1
MEF W152 - Carrier Ethernet Payload Schema/Guide for SOAM
only yamls
MEF W153 - IP/IPVPN Schema/Guide for SOAM
only yamls



Status

PUBLIC

LSO Developer Community
LSO Developer Community Manager
LSO Legato SDK @ GitHub

Core (public):

https://github.com/MEF-GIT/MEF-LSO-Interlude-SDK

Extensions (MEF Members only):

https://github.com/MEF-GIT/MEF-LSO-Interlude-SDK-extended

If you are a MEF Member, update your wiki profile with your GitHub account name. Access to the LSO Interlude SDK Extensions repository is periodically updated with provided GitHub accounts. Additionally contact the LSO Developer Community Manager to request the immediate access.

Core Contributors

Karthik Sethuraman

Jack Pugaczewski

Min Yoon


Are you a core contributor to this LSO SDK but not mentioned here? Please let the LSO Developer Community Manager know and we will add you!