Case Study · Education

Exmouth College: CC4 to Vanilla Microsoft Servers

A full legacy RM CC4 network migration to Windows Server 2022 — delivered on time, over summer, without disrupting a single critical service.

Client Exmouth College
Sector Secondary Education
Location Exmouth, Devon
Project Type Legacy Network Migration
1
Secondary school upgraded
6
Workstreams delivered
100
% Services retained

Overview

Legacy RM CC4 network holding back modernisation.

Exmouth College had been operating on a legacy RM CC4 network for a number of years. While the CC4 framework had served the college well historically, it had become a barrier to modernisation — increasingly difficult to manage, expensive to maintain, and incompatible with the direction the college needed to move in.

We delivered a clean migration to a modern Microsoft Server 2022 environment without losing any of the critical services the school depended on — cashless catering, telephone systems, and classroom technology all continued working throughout and after the migration.

The challenges

Complex legacy dependencies across critical services.

  • !AD Connect synchronisation needed careful management to prevent accidental deletion of cloud accounts during Azure AD sync.
  • !Meraki Wi-Fi configuration required updating to work with the new Server 2022 domain controllers.
  • !Smoothwall and Papercut both needed reconfiguring to point to new DCs without breaking internet filtering or printing.
  • !Legacy member servers — including phone systems and cashless catering — had to be verified for compatibility before go-live.
  • !RM Unify had to be cleanly removed without leaving orphaned dependencies.

What was delivered

Six workstreams. One clean outcome.

Workstream 1

Servers & Infrastructure

New Windows Server 2022 DCs deployed. Workstations standardised on Windows 11 23H2. VMware settings retained to minimise disruption to virtualised services.

Workstream 2

Data Migration

Shared areas retained with original drive letters and permissions intact. User data migrated to OneDrive for seamless cloud access from any device.

Workstream 3

Users & Security Groups

All user accounts and security groups migrated with all memberships preserved — ensuring shared drives and permissions remained unaffected.

Workstream 4

Software Deployment

Standardised builds deployed across all workstations — Adobe Creative Cloud, Microsoft Teams, SIMS, Google Chrome, SketchUp, MakerBot Desktop, and specialist teaching apps.

Workstream 5

Printing & Peripherals

All printers retained on existing servers, managed through Papercut. A FollowMe print queue created to maintain printing access for all users.

Workstream 6

OU & GPO Structure

Active Directory modernised with a clean new OU structure — staff by role and department, students by year group, with dedicated OUs for exam students and test accounts.

Technology stack

Modern Microsoft foundation with legacy compatibility.

Windows Server 2022 Windows 11 23H2 Active Directory Azure AD / Microsoft Entra Azure AD Connect OneDrive & SharePoint Meraki Wi-Fi Papercut MF Smoothwall SIMS Adobe Creative Cloud

Outcomes

Modern. Stable. Fully documented.

Modern stable network

Windows Server 2022 and Windows 11 throughout — a clean, supportable foundation for years to come.

Uninterrupted data access

Shared drives retained, user data in OneDrive — staff and students experienced no loss of access.

Standardised builds

Every workstation running a consistent, documented software build — easier to maintain and faster to rebuild.

Printing restored

Consistent printing through Papercut.

AD & cloud integrated

Security groups and permissions preserved throughout — no disruption to access control.

Fully documented

Device build processes, software deployment, and network management all documented for the internal team.

Ready to modernise?

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