Status
Owner	RUFFINONI, Francois CABELLO MARTOS-ext, Gabino
Stakeholders	The business stakeholders involved in making, reviewing, and endorsing this decision. Type @ to mention people by name
LeanIX Link	Insert the name of the LeanIX Application Factsheet and hyperlink to the factsheet.

Introduction

Scope & Objectives

This document aims at describing the overall architecture of Vertex application in the SyWay context.

As per KDD093, SyWay will run Vertex Cloud solution (SaaS).

Key Decisions and Requirements

Description	Rationale
Vertex Cloud runs in EU region	Closer to S/4 for performance reason
SSO setup	Enhance security

Terminology

To provide context for application specific terminology.

Application Architecture

Overview

Diagram of application architecture that provides an overview of the application, components and integrating applications.

Application Architecture Components

Provide the details of each and every major component used in the Application Architecture. Below are some of the sample application components provided as a reference.

Network Architecture

Optional Section if application requires a network design.

System Landscape

Describe the landscape. For example DEV, QAS, PRD. Create subsection for each tier if required.

System Access

Describe how systems will be access by the different end-users.

List down all URL and access details.

Application Security

Authentication

Provide the details of authentication architecture used for the application

Authorisation

Provide the authorization guidelines/principles followed for the application

Communication Security

Provide the details of the communication security controls implemented based on the classification

Data Security

Provide the details of the data security controls implemented based on the classification

Other Controls

Provide the details of any other controls implemented based on the classification

Operation Architecture

Change and Configuration Management

This section will include the details related to change and configuration management of SAP and non-SAP systems.

Monitoring

This section will include the details related to monitoring enabled for the application (System and Application monitoring)

Sizing

Provide the details of sizing approach and the future recommendations

High Availability & Disaster Recovery

Provide the details of HA and DR. List down related metrics like RPO/RTO and availability SLA.

Backup/Restore

Provide the details of Backup/Restore. You may provide a reference to other document or attach a document, if the section contains lot of content

Maintenance Plan

Provide the details of system and application maintenance plan. This should follow the upgrade strategy

Exceptions

This section covers any exceptions to the reference architecture. Some Applications may have limitations and may not meet the Enterprise Architecture, Reference Architecture and IT Policy guidelines. All exceptions should be included in this section.