Phases
6 phases, 22 steps. Pick one to see its steps.- 01Plan1 to 2 weeks4
- 02Design2 to 3 weeks5
- 03Procure3 to 6 weeksPRJ-16, PRJ-19 here3
- 04DeployOne weekend, then 17Provision1Install3Configure1Commission2
- 05Hand over1 week2
- 06ClosedWrap-up1
Long lead: needs starting early
Projects using it
2 projectsSteps and gates
Each phase ends at a gate a named role signs off before the next starts.- 01
Plan
1 to 2 weeksMB FINetwork engineerFind the switches past vendor supportDMService manager, IT infrastructureChoose the model from the infrastructure standardRK +3Project managerPick a change window, usually a weekendRK +3Project managerRaise the change requestGate: signed off by Service manager, IT infrastructure- Scope and window agreed
- Change request raised
- 02
Design
2 to 3 weeksMB FINetwork engineerPort audit: what is on each port, its VLAN and power drawMB FINetwork engineerPort map from old switch to newAB +3AV and IT delivery engineerList every AV device affected and how to check itMB FINetwork engineerRack elevation, power and UPS checkMB FINetwork engineerRollback planGate: signed off by Service manager, IT infrastructure- Port map and rollback plan approved
- AV devices listed
- RK +3Project managerOrder switches, optics and patch leadsMB FINetwork engineerPre-stage the configuration in the LabLD +8On-site technicianLabel every port before the cutoverGate: signed off by Project manager
- Everything received and pre-staged
- 04
Deploy
One weekend, then 1Provision
SO LFIntegration vendorWhen a vendor racks the equipment: record serial and MAC for each unit, with a label photoInstall
RK +3Project managerFreeze changes on the affected floorsMB FINetwork engineerCut over port by port from the mapMB FINetwork engineerRoll back if the checks failConfigure
MB FINetwork engineerLoad the pre-staged configuration and verify each port against the mapCommission
AB +3AV and IT delivery engineerRe-verify every AV room on the listMB FINetwork engineerCheck monitoring sees every deviceGate: signed off by Network engineer and Service manager, IT infrastructure- Every port moved and up
- Every device back and monitored
- 05
Hand over
1 weekMB FINetwork engineerUpdate the as-built rack and port recordsRK +3Project managerRetire the old switchesGate: signed off by Service manager, IT infrastructure- Records match the racks
- 06
Closed
RK +3Project managerFeed what was learned back into this playbookGate: signed off by Programme manager- Lessons captured
Who does what
Built from the steps and gates above. Hover a letter for the steps.- ResponsibleDoes the work.
- AccountableSigns it off and answers for it. One per row.
- ConsultedIs asked before it is done.
- InformedIs told once it is done.
| Work | Service manager, IT infrastructure | Programme manager | Project manager | AV and IT delivery engineer | Network engineer | On-site technician | Integration vendor |
|---|---|---|---|---|---|---|---|
| Plan1 to 2 weeks | AService manager, IT infrastructure · AccountableFor “Plan”, the service manager, it infrastructure signs it off and answers for it.Signs the gate: Scope and window agreed; Change request raised. Also does: Choose the model from the infrastructure standard.Today: Declan Moore | RProject manager · ResponsibleFor “Plan”, the project manager does the work.Pick a change window, usually a weekend; Raise the change request.Today: Ruth Kelly, Katya Novak, David Okoro and 1 more | RNetwork engineer · ResponsibleFor “Plan”, the network engineer does the work.Find the switches past vendor support.Today: Marco Bianchi, Farah Idris | ||||
| Design2 to 3 weeks | AService manager, IT infrastructure · AccountableFor “Design”, the service manager, it infrastructure signs it off and answers for it.Signs the gate: Port map and rollback plan approved; AV devices listed.Today: Declan Moore | IProject manager · InformedFor “Design”, the project manager is told once it is done.Kept up to date to run the dates.Today: Ruth Kelly, Katya Novak, David Okoro and 1 more | RAV and IT delivery engineer · ResponsibleFor “Design”, the av and it delivery engineer does the work.List every AV device affected and how to check it.Today: Anna Byrne, Marcus Lee, Mei Tan and 1 more | RNetwork engineer · ResponsibleFor “Design”, the network engineer does the work.Port audit: what is on each port, its VLAN and power draw; Port map from old switch to new; Rack elevation, power and UPS check; Rollback plan.Today: Marco Bianchi, Farah Idris | |||
| Procure3 to 6 weeks | AProject manager · AccountableFor “Procure”, the project manager signs it off and answers for it.Signs the gate: Everything received and pre-staged. Also does: Order switches, optics and patch leads.Today: Ruth Kelly, Katya Novak, David Okoro and 1 more | RNetwork engineer · ResponsibleFor “Procure”, the network engineer does the work.Pre-stage the configuration in the Lab.Today: Marco Bianchi, Farah Idris | ROn-site technician · ResponsibleFor “Procure”, the on-site technician does the work.Label every port before the cutover.Today: Liam Doyle, Tom Ashby, Carlos Mendes and 6 more | ||||
| DeployOne weekend, then 1 | AService manager, IT infrastructure · AccountableFor “Deploy”, the service manager, it infrastructure signs it off and answers for it.Signs the gate: Every port moved and up; Every device back and monitored.Today: Declan Moore | RProject manager · ResponsibleFor “Deploy”, the project manager does the work.Freeze changes on the affected floors.Today: Ruth Kelly, Katya Novak, David Okoro and 1 more | RAV and IT delivery engineer · ResponsibleFor “Deploy”, the av and it delivery engineer does the work.Re-verify every AV room on the list.Today: Anna Byrne, Marcus Lee, Mei Tan and 1 more | ANetwork engineer · AccountableFor “Deploy”, the network engineer signs it off and answers for it.Signs the gate: Every port moved and up; Every device back and monitored. Also does: Cut over port by port from the map; Roll back if the checks fail; Load the pre-staged configuration and verify each port against the map; Check monitoring sees every device.Today: Marco Bianchi, Farah Idris | RIntegration vendor · ResponsibleFor “Deploy”, the integration vendor does the work.When a vendor racks the equipment: record serial and MAC for each unit, with a label photo.Today: Sam Okafor, Lena Fischer | ||
| Hand over1 week | AService manager, IT infrastructure · AccountableFor “Hand over”, the service manager, it infrastructure signs it off and answers for it.Signs the gate: Records match the racks.Today: Declan Moore | RProject manager · ResponsibleFor “Hand over”, the project manager does the work.Retire the old switches.Today: Ruth Kelly, Katya Novak, David Okoro and 1 more | RNetwork engineer · ResponsibleFor “Hand over”, the network engineer does the work.Update the as-built rack and port records.Today: Marco Bianchi, Farah Idris | ||||
| Closed | AProgramme manager · AccountableFor “Closed”, the programme manager signs it off and answers for it.Signs the gate: Lessons captured.Today: Tomás Varga | RProject manager · ResponsibleFor “Closed”, the project manager does the work.Feed what was learned back into this playbook.Today: Ruth Kelly, Katya Novak, David Okoro and 1 more |
What projects have taught it
3 changes- 20 Oct 2026Renamed from Infrastructure refresh. Work across a whole site now has its own Network refresh playbook.
- 20 Oct 2026Install and Commission merged into one Deploy phase, with Provision, Install, Configure and Commission steps for each device (decision 0025).
- 2 Oct 2026Export the switch's port descriptions before the port audit.PRJ-16