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ARCH.001 Define boundary of wider system of interest (operating entity of system of interest)

Goal

Identify the wider environment, environment and wider system of interest.

Requirements met by this process step

CSM-SMS Guidance 1.1a)
EN 50126-1 7.2.2 a)
CSM-SMS Guidance 1.1f)
ISO 27001 4.3

Inputs

Knowledge of methodology workshop participants

Any prior knowledge or definitions that were available before starting the process

AMOD-015 Example CONOPS from other railway

AMOD-018 Organisation future process framework

Outputs

Initial version of AMOD-022 Operational entity & actor definition

Methodology

Any brainstorming technique to identify, initially, the scope of the enterprise and the levels of stakeholders outside the enterprise.

Discussion of the precise scope of the enterprise in terms of what value is required outside the enterprise - which business organisation is the right level to define as wider system of interest in order to provide all the value to externals that will ultimately be needed from the real system of interest.

Tools and non-human resources

General brainstorming materials;

Team for Capella

Cardinality

One-off, with possible revisions later.

Completion criteria

The definition of enterprise and actors is safe enough to try.

All review feedback has been addressed.

Design reviewARCH.R.1
Step done by (Responsible)

Operational concept architect

Provides input to/assists (Contributes)

Circle/Cluster lead

Lead system architect

System architect

Operations domain expert

Uses outputs (Informed)

None directly