.. Copyright 2021 ONAP Contributors
.. Copyright 2022 ONAP Contributors
.. Copyright 2023 ONAP Contributors
+.. Copyright 2024 ONAP Contributors
.. _ONAP-architecture:
providers, and enterprises. Real-time, policy-driven orchestration and
automation of physical, virtual, and cloud native network functions enables
rapid automation of new services and complete lifecycle management critical for
-5G and next-generation networks.
+5G and next-generation networks, with Intent-based automation and genAI/ML.
The ONAP project addresses the need for automation functions for
telecommunication, cable, and cloud service providers—and their solution
improve service velocity, simplify equipment interoperability and integration,
and to reduce overall CapEx and OpEx costs. In addition, the current, highly
fragmented management landscape makes it difficult to monitor and guarantee
-service-level agreements (SLAs). These challenges are still very real now as
-ONAP creates its eighth release.
+service-level agreements (SLAs).
ONAP is addressing these challenges by developing global and massive scale
(multi-site and multi-VIM) automation capabilities for physical, virtual, and
**Figure 2. Functional view of the ONAP architecture**
-
Introduction of ONAP Streamlining evolution
-------------------------------------------
Rationale
invoked from any level of network automation, by leveraging CD mechanisms, such
as GitOps and CD readiness.
-ONAP will become more intent-based and declarative, and bring in AI/ML,
+ONAP will become more intent-based and declarative, and bring in genAI/ML,
conforming to standards such as 3GPP, TMForum, ETSI, IETF, O-RAN, etc. For
example, UUI user intent support and AI-based natural language translation, on
top of that, applying coming 3GPP and TMForum models and APIs. Also, it will
For more details of ONAP streamlining, see the ONAP Streamlining - The Process
page, https://wiki.onap.org/display/DW/ONAP+Streamlining+-+The+Process
-
Microservices Support
---------------------
As a cloud-native application that consists of numerous services, ONAP requires
towards increased modularity have been taken. Service Orchestrator (SO) and the
controllers have increased its level of modularity, by following Microservices.
-
ONAP Operations Manager (OOM)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
The ONAP Operations Manager (OOM) is responsible for orchestrating the
For OOM enhancements for ONAP Streamlining evolution, see the ONAP Streamlining
evolution section.
-Microservices Bus (MSB) - Obsolete
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+Microservices Bus (MSB)
+^^^^^^^^^^^^^^^^^^^^^^^
-.. warning:: The ONAP :strong:`MSB` project is :strong:`unmaintained`.
+.. warning:: The ONAP :strong:`MSB` project is :strong:`deprecated`.
As of Release 13 'Montreal' the component is no longer part of the
ONAP deployment.
As a result, MSB functions has been replaced by the Security Framework, and MSB
becomes an optional component.
-
Portal-NG
---------
ONAP had a portal project but this project was terminated and archived.
The Portal-NG supports new ONAP Security framework for user administration,
authentication and authorization. For more details, see the Portal-NG section.
-
-
-Design Time Framework
----------------------
-The design time framework is a comprehensive development environment with
+Design Time Components
+----------------------
+The design time components are a comprehensive development environment with
tools, techniques, and repositories for defining/ describing resources,
services, and products.
-The design time framework facilitates reuse of models, further improving
+The design time components facilitate reuse of models, further improving
efficiency as more and more models become available. Resources, services,
products, and their management and control functions can all be modeled using a
common set of specifications and policies (e.g., rule sets) for controlling
implement Closed Control Loop Automation/Control and manage elastic
scalability.
-To support and encourage a healthy VNF ecosystem, ONAP provides a set of VNF
-packaging and validation tools in the VNF Supplier API and Software Development
-Kit (VNF SDK) and VNF Validation Program (VVP) components. Vendors can
-integrate these tools in their CI/CD environments to package VNFs and upload
-them to the validation engine. Once tested, the VNFs can be onboarded through
-SDC. In addition, the testing capability of VNFSDK is being utilized at the LFN
-Compliance Verification Program to work towards ensuring a highly consistent
-approach to VNF verification. ONAP supports onboarding of CNFs and PNFs as
-well.
+Vendors can integrate these tools in their CI/CD environments to package VNFs
+and upload them to the validation engine. Once tested, the VNFs can be onboarded
+through SDC. ONAP supports onboarding of CNFs and PNFs as well.
The Policy Creation component deals with policies; these are rules, conditions,
requirements, constraints, attributes, or needs that must be provided,
VNF SDK
^^^^^^^
+
+.. warning:: The ONAP :strong: 'VNF SDK' project is :strong:'deprecated'.
+
VNF SDK provides the functionality to create VNF/PNF packages, test VNF
packages and VNF ONAP compliance and store VNF/PNF packages and upload to/from
a marketplace.
VVP
^^^
+
+.. warning:: The ONAP :strong: 'VVP' project is :strong:'deprecated'.
+
VVP provides validation for the VNF Heat package.
Runtime Components
Virtual Infrastructure Deployment (VID) - obsolete
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-.. warning:: The ONAP :strong:`vid` project is :strong:`unmaintained`.
+.. warning:: The ONAP :strong:`vid` project is :strong:`deprecated`.
As of Release 12 'London' the component is no longer part of the
ONAP deployment.
Policy-Driven Workload Optimization
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+.. warning:: The ONAP :strong:'OOF' project is :strong:'deprecated'.
+
The ONAP Optimization Framework (OOF) provides a policy-driven and model-driven
framework for creating optimization applications for a broad range of use
cases. OOF Homing and Allocation Service (HAS) is a policy driven workload
provides a generic VNFM capability, and both VF-C and SO NFVO integrate with
external VNFMs and VIMs as part of an NFV MANO stack.
-.. warning:: The ONAP :strong:`appc` project is :strong:`unmaintained`.
+.. warning:: The ONAP :strong:`appc` project is :strong:`deprecated`.
As of Release 12 'London' the component is no longer part of the
ONAP deployment.
+.. warning:: The ONAP :strong:'VF-C' project is :strong:'deprecated'.
ONAP used to have two application level configuration and lifecycle management
modules called SDN-C and App-C. App-C is no longer part of ONAP deployment.
quickly via SDC catalog definitions, eliminating the need for lengthy
development cycles.
-Policy Framework
-^^^^^^^^^^^^^^^^
-The Policy framework provides policy based decision making capability and
-supports multiple policy engines and can distribute policies through policy
-design capabilities in SDC, simplifying the design process.
-
Multi Cloud Adaptation
^^^^^^^^^^^^^^^^^^^^^^
Multi-VIM/Cloud provides and infrastructure adaptation layer for VIMs/Clouds
Data Collection Analytics and Events (DCAE)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
DCAE provides the capability to collect events, and host analytics applications
-(DCAE Services)
+(DCAE Services). It gathers performance, usage, and configuration data from
+the managed environment. Data is fed to various analytic applications, and if
+anomalies or significant events are detected, the results trigger appropriate
+actions, such as publishing to other ONAP components such as Policy, SO, or
+Controllers.
+
+- Collect, ingest, transform and store data as necessary for analysis
+- Provide a framework for development of analytics
+
+Policy Framework
+^^^^^^^^^^^^^^^^
+The Policy framework is a comprehensive policy design, deployment,
+and execution environment. The Policy Framework is the decision making
+comopnent in an ONAP system. It allows to specify, deploy, and execute
+the governance of the features and functions in ONAP system, support
+the closed loop, orchestration, or more traditional open loop use case
+implementations.
+
+Since the Istanbul release, the CLAMP is officially integrated into the
+Policy component. CLAMP's functional role to provision Policy has been
+enhanced to support provisioning of policies outside of the context of
+a Control Loop and therefore act as a Policy UI. For CLAMP details, see
+the Policy - CLAMP section.
+
+It supports multiple policy engines and can distribute policies through policy
+design capabilities in SDC, simplifying the design process.
Closed Control Loop Automation Management Platform in Policy (Policy - CLAMP)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Virtual Function Controller (VFC)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+ .. warning:: The ONAP :strong:'VFC' project is :strong:'deprecated'.
+
VFC provides the NFVO capability to manage the lifecycle of network service and
VNFs, by conforming to ETSI NFV specification.
Data Movement as a Platform (DMaaP)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-DMaaP provides data movement service such as message routing and data routing.
+
+ .. warning:: The ONAP :strong:'DMaaP MR' project is :strong:'deprecated'.
+
+DMaaP provides data movement services that transports and process data from
+any source to any target. Its message routing is deprecated in New Delhi release
+and replaced by Strimzi and Kafka. The data routing is still part of New
+Delhi release, but it will be deprecated in Oslo release.
Use Case UI (UUI)
^^^^^^^^^^^^^^^^^
UUI provides the capability to instantiate the blueprint User Cases and
-visualize the state.
+visualize the state. UUI is an application portal which provides the ability
+to manage ONAP service instances. It allows customers to create/delete/update
+service instances, as well as monitoring, alarms and performance of
+these instances.
+
+The component supports the following functionalities:
+- Customer Management
+- Package Management (including IBN packages)
+- Service Management (including CCVPN, 5G Slicing, Intent-based automation)
+- Network Topology
+
+UUI contains the following sub-components:
+- UUI GUI
+- UUI Server
+- UUI NLP Server (since Istanbul release)
+- UUI INTENT ANALYSIS server (since Kohn release)
+
+See UUI Component Architecture,
+
+|image8|
+
+**Figure 8. UUI Component Architecture**
CLI
^^^
+
+.. warning:: The ONAP :strong:'CLI' project is :strong:'deprecated'.
+
ONAP CLI provides a command line interface for access to ONAP.
External APIs
Shared Services
---------------
+.. warning:: The ONAP :strong:'Logging Framework' project is a reference
+ implementation PoC.
+
ONAP provides a set of operational services for all ONAP components including
activity logging, reporting, common data layer, configuration, persistence,
access control, secret and credential management, resiliency, and software
Optimization Framework (OOF)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+.. warning:: The ONAP :strong:'OOF' project is :strong:'deprecated'.
+
OOF provides a declarative, policy-driven approach for creating and running
optimization applications like Homing/Placement, and Change Management
Scheduling Optimization.
provides secure external and inter-component communications, authentication,
and authorization.
+For more details, see the Figure 5.
+
Logging Framework (PoC)
^^^^^^^^^^^^^^^^^^^^^^^
ONAP Modeling
-------------
+
+.. warning:: The ONAP :strong:'ONAP Modeling' project is :strong:'deprecated'.
+
ONAP provides models to assist with service design, the development of ONAP
service components, and with the improvement of standards interoperability.
Models are an essential part for the design time and runtime framework
developed in close cooperation with other standards and open source
organizations such as 3GPP, TM Forum, ETSI, and O-RAN Software Community.
-|image8|
+|image9|
-**Figure 8. End-to-end 5G Service**
+**Figure 9. End-to-end 5G Service**
Read the `5G Blueprint <https://www.onap.org/wp-content/uploads/sites/20/2019/07/ONAP_CaseSolution_5G_062519.pdf>`_
to learn more.
end-to-end 5G network. In the short-term, this blueprint will showcase
three major projects: ONAP, Anuket (K8S NFVI), and Magma (LTE/5GC).
-|image9|
+|image10|
-**Figure 9. 5G Super Blueprint Initial Integration Activity**
+**Figure 10. 5G Super Blueprint Initial Integration Activity**
In the long-term, the 5G Super Blueprint will integrate O-RAN-SC and LF Edge
projects as well.
ONAP supports complex orchestration and management of open source VNFs and both
virtual and underlay connectivity.
-|image10|
+|image11|
-**Figure 10. ONAP vCPE Architecture**
+**Figure 11. ONAP vCPE Architecture**
Read the `Residential vCPE Use Case with ONAP blueprint <https://www.onap.org/wp-content/uploads/sites/20/2018/11/ONAP_CaseSolution_vCPE_112918FNL.pdf>`_
to learn more.
It further shows how ONAP can orchestrate services across different locations
(e.g. Central Office, Core) and technology domains (e.g. Access, Edge).
-|image11|
+|image12|
-**Figure 11. ONAP BBS Architecture**
+**Figure 12. ONAP BBS Architecture**
Read the `Residential Connectivity Blueprint <https://www.onap.org/wp-content/uploads/sites/20/2019/07/ONAP_CaseSolution_BBS_062519.pdf>`_
to learn more.
blueprint also shows advanced functionality such as scaling and change
management.
-|image12|
+|image13|
-**Figure 12. ONAP VoLTE Architecture Open Network Automation**
+**Figure 13. ONAP VoLTE Architecture Open Network Automation**
Read the `VoLTE Blueprint <https://www.onap.org/wp-content/uploads/sites/20/2018/11/ONAP_CaseSolution_VoLTE_112918FNL.pdf>`_
to learn more.
want to provide a high-speed, flexible and intelligent service for high-value
customers, and an instant and flexible VPN service for SMB companies.
-|image13|
+|image14|
-**Figure 13. ONAP CCVPN Architecture**
+**Figure 14. ONAP CCVPN Architecture**
The CCVPN (Cross Domain and Cross Layer VPN) blueprint is a combination of SOTN
(Super high-speed Optical Transport Network) and ONAP, which takes advantage of
solves the above problem. MDONS and CCVPN used together can solve the OTN
automation problem in a comprehensive manner.
-|image14|
+|image15|
-**Figure 14. ONAP MDONS Architecture**
+**Figure 15. ONAP MDONS Architecture**
Intent Based Network (IBN) Use Case
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
management by shifting the paradigm from complex procedural operations to
declarative intent-driven operations.
-|image15|
+|image16|
-**Figure 15. ONAP Intent-Based Networking Use Case**
+**Figure 16. ONAP Intent-Based Networking Use Case**
3GPP 28.812, Intent driven Management Service (Intent driven MnS), defines
some key concepts that are used by this initiative. The Intent Based Networking
:width: 800px
.. |image7| image:: media/ONAP-closedloop.png
:width: 800px
-.. |image8| image:: media/ONAP-5G.png
+.. |image8| image:: media/UUI-Component-Architecture.png
+ :width: 800px
+.. |image9| image:: media/ONAP-5G.png
:width: 800px
-.. |image9| image:: media/ONAP-5GSuperBP-Integration.png
+.. |image10| image:: media/ONAP-5GSuperBP-Integration.png
:width: 800px
-.. |image10| image:: media/ONAP-vcpe.png
+.. |image11| image:: media/ONAP-vcpe.png
:width: 800px
-.. |image11| image:: media/ONAP-bbs.png
+.. |image12| image:: media/ONAP-bbs.png
:width: 800px
-.. |image12| image:: media/ONAP-volte.png
+.. |image13| image:: media/ONAP-volte.png
:width: 800px
-.. |image13| image:: media/ONAP-ccvpn.png
+.. |image14| image:: media/ONAP-ccvpn.png
:width: 800px
-.. |image14| image:: media/ONAP-mdons.png
+.. |image15| image:: media/ONAP-mdons.png
:width: 800px
-.. |image15| image:: media/ONAP-IntentBasedNetworking.png
+.. |image16| image:: media/ONAP-IntentBasedNetworking.png
:width: 800px
Code Review / doc.git / commitdiff
