Notes from the team
Restricted: rack and switch ports
- U42: Fibre patch, Corning Closet Connector Housing, 1U
- U30 to U41: Space for growth
- U29: Out-of-band router, cellular, ZPE Nodegrid Gate SR
- U28: Out-of-band console server, ZPE Nodegrid Serial Console Plus, 48 ports
- U25: Internet circuit handoffs, two providers, ADVA FSP 150-GE114Pro
- U24: Gateway B, Ubiquiti UniFi Enterprise Firewall (EFG), Being installed
- U23: Gateway A, Ubiquiti UniFi Enterprise Firewall (EFG), Being installed
- U21: Core switch B, Ubiquiti UniFi Switch Pro Aggregation, Being installed
- U20: Core switch A, Ubiquiti UniFi Switch Pro Aggregation, Being installed
- U17: Access switch 3, Level 20, Ubiquiti UniFi Switch Pro Max 48 PoE
- U16: Access switch 2, Level 20, Ubiquiti UniFi Switch Pro Max 48 PoE
- U15: Access switch 1, Level 20, Ubiquiti UniFi Switch Pro Max 48 PoE, Being installed
- U12: Fibre patch, floor riser, Corning Closet Connector Housing, 1U
- U9 to U10: Patch panel B, Level 20, Panduit NetKey Cat6A patch panel, 48 ports
- U6 to U7: Patch panel A, Level 20, Panduit NetKey Cat6A patch panel, 48 ports
- U3 to U4: UPS battery pack
- U1 to U2: UPS, APC Smart-UPS SRT 3000VA, 2U
Rack space
17U free of 42U
25U used.
Needs 42U for what it serves: exactly enough.
Access ports
58 free of 144
- Access switch 3, Level 200 of 48
- Access switch 2, Level 2044 of 48
- Access switch 1, Level 2042 of 48
- Outlets patched86 of 96
Needs 104 (86 + 20% headroom): 40 to spare.
PoE 720W total PoE availability on each of 3, as the vendor states. The draw is not measured.
Power
APC Smart-UPS SRT 3000VA, 2U, with a battery pack
- FeedsA and B
- Load and runtime46%, 24 min
2 power strips at the back: Raritan PX3 monitored rack PDU.
Circuits: A from DB-20A, way 12; B from DB-20B, way 14.
Internet and uplinks
- Internet circuit handoffs, two providersInternet providers, ADVA FSP 150-GE114Pro
- A pair of firewallsUbiquiti UniFi Enterprise Firewall (EFG)
- Down to 21.23 Comms room (IDF)Level 21, over the riser fibre
- Down to 22.22 Comms room (IDF)Level 22, over the riser fibre
Out-of-band: out-of-band router, cellular (ZPE Nodegrid Gate SR); out-of-band console server (ZPE Nodegrid Serial Console Plus, 48 ports).
Power and temperature
Against the power and racks standardsUPS runs 24 min at 46% load, inside the standard · the room is at 21.5 °C
UPS runtime · APC Smart-UPS SRT 3000VA, 2U
24 min at least 15
UPS load
46% at most 80%
Temperature Simulated
21.5 °C 18 to 27
Runtime and load as measured at the last timed test, 9 Dec 2025 Demo value. Temperature from the temperature probe on the UPS network card, at the front of the rack, reporting to monitoring; live readings come by connector.
If this were off
SimulatedPick a switch, gateway or circuit here to see which spaces, meetings and services would lose the internet. Worked out from the recorded patching.
Take off
Gateway B Ubiquiti UniFi Enterprise Firewall (EFG) · Rack 1, U24 · 20.14 Comms room (MDF)
Would affect nothing: Gateway A carries every space
Level 20: welcome and meeting floor
Level 21
Level 22
Would be affected: a projection, not a fault Keeps workingRestricted: floor plan
Its portsPressed ports are off; press one to keep it on and narrow the picture
Restricted: rack and switch ports "Up" is an uplink: the way this switch reaches the internet.
Spaces it would cut off 0
- None: Gateway A carries every space.
VLANs at the New York office
9 VLANs · 2 ports to review- To reviewnyc-2014-as02 port 37 · Printer · nyc-2013-prn01, 20.13 Copy and printPlanned VLAN 70 Printers, seen VLAN 20 Corporate on the switch.
- To reviewnyc-2004-sw01 LAN 9 · Switch nyc-2014-as01 port 16, 20.04 HeronPlanned tagged 30, seen tagged 30 and 40: VLAN 40 AV leaves the room.
Switches here nyc-2014-cs01Core switch Anyc-2014-cs02Core switch Bnyc-2014-as01Access switch 1nyc-2014-as02Access switch 2nyc-2014-as03Access switch 3
In-room switches nyc-2004-sw0120.04 Heronnyc-2010-sw0120.10 Whooper Swannyc-2105-sw0121.05 Skylarknyc-2201-sw0122.01 Corncrake
| VLAN | Prefix | Gateway | Addresses | Reaches | Ports |
|---|---|---|---|---|---|
| 10 Management | 10.10.10.0/24 | 10.10.10.1 | 39 reservationsreserved 10.10.10.20 to 10.10.10.219 · pool 10.10.10.220 to 10.10.10.254 | Only the network team's tools and the controller | 91 |
| 20 Corporate | 10.10.20.0/22 | 10.10.20.1 | None reservedreserved 10.10.20.20 to 10.10.20.219 · pool 10.10.21.1 to 10.10.23.254 | Internal services and the internet | 102 |
| 30 Room systems | 10.10.30.0/24 | 10.10.30.1 | 56 reservationsreserved 10.10.30.20 to 10.10.30.219 · pool 10.10.30.220 to 10.10.30.254 | Their cloud services, device management and the booking service | 60 |
| 31 Displays and signage | 10.10.31.0/24 | 10.10.31.1 | 51 reservationsreserved 10.10.31.20 to 10.10.31.219 · pool 10.10.31.220 to 10.10.31.254 | The display and signage management platforms, NTP and the room control system | 51 |
| 40 AV | 169.254.0.0/16 | None: not routed | Link-local, in each room | Nothing outside the room (not routed) | 4 |
| 50 Building | 10.10.50.0/24 | 10.10.50.1 | 1 reservationreserved 10.10.50.20 to 10.10.50.219 · pool 10.10.50.220 to 10.10.50.254 | The building management platform only | 1 |
| 60 Security | 10.10.60.0/24 | 10.10.60.1 | 2 reservationsreserved 10.10.60.20 to 10.10.60.219 · pool 10.10.60.220 to 10.10.60.254 | The security platforms only | 2 |
| 70 Printers | 10.10.70.0/24 | 10.10.70.1 | 3 reservationsreserved 10.10.70.20 to 10.10.70.219 · pool 10.10.70.220 to 10.10.70.254 | The print service | 3 |
| 90 Guest | 10.10.90.0/23 | 10.10.90.1 | None reservedpool 10.10.90.20 to 10.10.91.254 | The internet only, clients cannot see each other | 0 |
From the network standard's VLAN plan. Prefixes, gateways and addresses are made up for the demo; the ports are as recorded for the demo, as the switch platforms would report them.
Compared against
Main comms room (MDF)
UniFi: Two UniFi Enterprise Firewalls in Shadow Mode (they also run the UniFi Network application), two UniFi Pro Aggregation core switches, a UniFi Pro Max 48 PoE access switch for the floor, an out-of-band console server and cellular router, fibre and copper patching, on a UPS with power strips on two feeds.
- Network standard
- UniFi
- Required devices
- All recorded
Lifecycle
- Being installed
- 5
Upkeep
Room checks from the maintenance planner
Next check: Thu, 29 Oct
- Quarterly comms room checkThu, 29 Oct, Carlos, with 2 more spaces
Sized for what it serves
15 spaces, 8 video rooms · How a comms room is sized- Data outlets8615 spaces, 8 video rooms; 1 space set per project96panel ports10 to spare
- Access ports10486 + 20% headroom144on 3 switches40 to spare
- Access switches348 ports each3Exactly enough
- PoE budget304 W18 devices as the vendors state; 10 PoE devices with no figure2160 Was the vendor states1856 W to spare
- Rack space42U21U of parts + 25% growth42UExactly enough
- UPSNot sizedload and runtime not recordedAPC Smart-UPS SRT 3000VA, 2Uin the rackNot checked
Patching
152 cables in 34 runs, coloured by the house cable standard · All cables at New York officeRestricted: rack and switch ports
- 4 × Fibre OS23 m, yellowto Internet circuit handoffs, two providers, ports 5 to 8Both internet providers' fibre.Singlemode fibre
- 1 × Cat6A0.5 m, purpleto Out-of-band console serverConsole and out-of-band
- 1 × Cat6A1 m, yellowto Internet circuit handoffs, two providers, port 2Uplinks and trunks
- 1 × Cat6A0.5 m, redto Gateway B, port 2Gateway failover link (Shadow Mode).Critical and security systems
- 1 × Cat6A1 m, yellowto Internet circuit handoffs, two providers, port 1Uplinks and trunks
- 2 × Fibre OM42 m, aquato Fibre patch, floor riser, ports 3 to 4Riser to the Level 21 IDF (access switch 2).Multimode fibre
- 2 × Fibre OM42 m, aquato Fibre patch, floor riser, ports 7 to 8Riser to the Level 21 IDF (access switch 4).Multimode fibre
- 2 × Fibre OM42 m, aquato Fibre patch, floor riser, ports 11 to 12Riser to the Level 21 IDF (access switch 6).Multimode fibre
- 2 × Fibre OM42 m, aquato Fibre patch, floor riser, ports 15 to 16Riser to the Level 22 IDF (access switch 2).Multimode fibre
- 2 × Fibre OM42 m, aquato Fibre patch, floor riser, ports 19 to 20Riser to the Level 22 IDF (access switch 4).Multimode fibre
- 1 × Fibre OM43 m, aquato Access switch 1, Level 20, port 50Multimode fibre
- 1 × Fibre OM43 m, aquato Access switch 2, Level 20, port 50Multimode fibre
- 1 × Fibre OM43 m, aquato Access switch 3, Level 20, port 50Multimode fibre
- 1 × Direct attach (DAC)1 m, yellowto Gateway B, port 3Uplinks and trunks
- 2 × Fibre OM41 m, aquato Core switch B, ports 25 to 26Core interconnect.Multimode fibre
- 2 × Fibre OM42 m, aquato Fibre patch, floor riser, ports 1 to 2Riser to the Level 21 IDF (access switch 1).Multimode fibre
- 2 × Fibre OM42 m, aquato Fibre patch, floor riser, ports 5 to 6Riser to the Level 21 IDF (access switch 3).Multimode fibre
- 2 × Fibre OM42 m, aquato Fibre patch, floor riser, ports 9 to 10Riser to the Level 21 IDF (access switch 5).Multimode fibre
- 2 × Fibre OM42 m, aquato Fibre patch, floor riser, ports 13 to 14Riser to the Level 22 IDF (access switch 1).Multimode fibre
- 2 × Fibre OM42 m, aquato Fibre patch, floor riser, ports 17 to 18Riser to the Level 22 IDF (access switch 3).Multimode fibre
- 2 × Fibre OM42 m, aquato Fibre patch, floor riser, ports 21 to 22Riser to the Level 22 IDF (access switch 5).Multimode fibre
- 1 × Fibre OM43 m, aquato Access switch 1, Level 20, port 49Multimode fibre
- 1 × Fibre OM43 m, aquato Access switch 2, Level 20, port 49Multimode fibre
- 1 × Fibre OM43 m, aquato Access switch 3, Level 20, port 49Multimode fibre
- 1 × Direct attach (DAC)1 m, yellowto Gateway A, port 3Uplinks and trunks
- 41 × Cat6A1 m, blueto Patch panel B, Level 20, ports 1 to 41Panel B outlets 1 to 41 live; 42 to 48 spare.User data
- 2 × Cat6A1 m, redto Patch panel B, Level 20, ports 42 to 43Reception CCTV camera and door controller (Security VLAN). Red: never moved without a change record.Critical and security systems
- 1 × Cat6A1 m, blueto Patch panel B, Level 20, port 44Reception environment sensor (Building VLAN).User data
- 42 × Cat6A1 m, blueto Patch panel A, Level 20, ports 1 to 42Panel A outlets 1 to 42 live; 43 to 48 spare.User data
- 1 × Power C19 to C202 m, blackto Power strip AUPS to power strip A.Power, feed A
- 1 × Power C19 to C202 m, greyto Power strip BUPS to power strip B.Power, feed B
- 10 × Power C13 to C141 m, blackto Power strip A, ports 1 to 10Power, feed A
- 10 × Power C13 to C141 m, greyto Power strip B, ports 1 to 10Power, feed B
- 4 × Cat61 m, greyto Out-of-band router, cellular, ports 2 to 5Management
Spaces it serves
60 spacesLevel 20: welcome and meeting floor 15 spaces · Patched in this space
Level 21 23 spaces · Through 21.23 Comms room (IDF)
- 21.01 Kingfisher
- 21.02 Cormorant
- 21.03 Chough
- 21.04 Puffin
- 21.05 Skylark
- 21.06 Wren
- 21.07 Robin
- 21.08 Goldcrest
- 21.09 Stonechat
- 21.10 Goldfinch
- 21.11 Chaffinch
- 21.12 Focus 21.12
- 21.13 Focus 21.13
- 21.14 Focus 21.14
- 21.15 Office 21.15
- 21.16 Office 21.16
- 21.17 Office 21.17
- 21.18 Pantry
- 21.19 Copy and print
- 21.20 Flex desks A
- 21.21 Flex desks B
- 21.22 Flex desks C
- Open areas and corridors, Level 21
Level 22 22 spaces · Through 22.22 Comms room (IDF)
- 22.01 Corncrake
- 22.02 Merlin
- 22.03 Jay
- 22.04 Magpie
- 22.05 Starling
- 22.06 Swallow
- 22.07 Siskin
- 22.08 Linnet
- 22.09 Treecreeper
- 22.10 Blue Tit
- 22.11 Focus 22.11
- 22.12 Focus 22.12
- 22.13 Focus 22.13
- 22.14 Office 22.14
- 22.15 Office 22.15
- 22.16 Office 22.16
- 22.17 Pantry
- 22.18 Copy and print
- 22.19 Assigned desks D
- 22.20 Assigned desks E
- 22.21 Flex desks F
- Open areas and corridors, Level 22
Notes
- The rack also holds access switches 2 and 3. The main comms room space type gives the floor one access switch position, so they are counted from the rack.