Notes from the team
Restricted: rack and switch ports
- U42: Fibre patch, Corning Closet Connector Housing, 1U
- U41: Out-of-band console server, ZPE Nodegrid Serial Console Plus, 48 ports
- U38 to U39: Patch panel A, Level 21, Panduit NetKey Cat6A patch panel, 48 ports
- U37: Access switch 1, Ubiquiti UniFi Switch Pro Max 48 PoE, Being installed
- U34 to U35: Patch panel B, Level 21, Panduit NetKey Cat6A patch panel, 48 ports
- U33: Access switch 2, Ubiquiti UniFi Switch Pro Max 48 PoE, Being installed
- U30 to U31: Patch panel C, Level 21, Panduit NetKey Cat6A patch panel, 48 ports
- U29: Access switch 3, Ubiquiti UniFi Switch Pro Max 48 PoE, Being installed
- U26 to U27: Patch panel D, Level 21, Panduit NetKey Cat6A patch panel, 48 ports
- U25: Access switch 4, Ubiquiti UniFi Switch Pro Max 48 PoE, Being installed
- U22 to U23: Patch panel E, Level 21, Panduit NetKey Cat6A patch panel, 48 ports
- U21: Access switch 5, Ubiquiti UniFi Switch Pro Max 48 PoE, Being installed
- U19: Access switch 6, Ubiquiti UniFi Switch Pro Max 48 PoE, Being installed
- U17: Patch panel, AV outlets
- U16: AV switch on a shelf, Netgear AV Line M4250-9G1F-PoE+ (GSM4210PD), Being installed
- U13 to U15: Space for a large room's codec
- U3 to U12: Space for growth
- U1 to U2: UPS, APC Smart-UPS SRT 3000VA, 2U
Rack space
13U free of 42U
29U used. 3U kept for a large room's codec.
Needs 42U for what it serves: exactly enough.
Access ports
75 free of 288
- Access switch 143 of 48
- Access switch 244 of 48
- Access switch 342 of 48
- Access switch 442 of 48
- Access switch 542 of 48
- Access switch 60 of 48
- Outlets patched212 of 240
- AV switch9 of 10
Needs 255 (212 + 20% headroom): 33 to spare.
PoE 720W total PoE availability on each of 6, as the vendor states. The draw is not measured.
Power
APC Smart-UPS SRT 3000VA, 2U
- FeedsA and B
- Load and runtime33%, 31 min
2 power strips at the back: Raritan PX3 monitored rack PDU.
Circuits: A from DB-21A, way 12; B from DB-21B, way 14.
Uplink
- To the MDF, 20.14 Comms room (MDF)12 fibres over the riser (Fibre OM4), from Access switch 1 and Access switch 2 and Access switch 3 and Access switch 4 and Access switch 5 and Access switch 6
Out-of-band: out-of-band console server (ZPE Nodegrid Serial Console Plus, 48 ports).
Power and temperature
Against the power and racks standardsUPS runs 31 min at 33% load, inside the standard · the room is at 23.6 °C
UPS runtime · APC Smart-UPS SRT 3000VA, 2U
31 min at least 15
UPS load
33% at most 80%
Temperature Simulated
23.6 °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.
Access switch 1 Ubiquiti UniFi Switch Pro Max 48 PoE · Rack 1, U37 · 21.23 Comms room (IDF)
Would affect 8 spaces, 35 meetings in the next 24 hours (177 people) and 2 services
Level 20: welcome and meeting floor
Level 21
Level 22
Restricted: rack and switch ports "Up" is an uplink: the way this switch reaches the internet.
Spaces it would cut off 8
- 21.01 KingfisherFloor 21 · 4 units · 6 bookings
- 21.02 CormorantFloor 21 · 4 units · 5 bookings
- 21.03 ChoughFloor 21 · 4 units · 5 bookings
- 21.04 PuffinFloor 21 · 3 units · 5 bookings
- 21.05 SkylarkFloor 21 · 5 units · 7 bookings
- 21.06 WrenFloor 21 · 3 units
- 21.07 RobinFloor 21 · 3 units · 2 bookings
- 21.08 GoldcrestFloor 21 · 1 unit · 5 bookings
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-2123-as01Access switch 1nyc-2123-as02Access switch 2nyc-2123-as03Access switch 3nyc-2123-as04Access switch 4nyc-2123-as05Access switch 5nyc-2123-as06Access switch 6
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
UniFi: The floor's patch panels and UniFi Pro Max 48 PoE access switches (as many as the floor's outlets need) with 10G fibre back to the MDF, the Netgear AV switch for Dante and Q-SYS, an out-of-band console server, and room for a large room's codec, on a UPS.
- Network standard
- UniFi
- Required devices
- All recorded
- Optional fitted
- None of 1
Lifecycle
- Being installed
- 7
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
23 spaces, 64 desks, 11 video rooms · How a comms room is sized- Data outlets21223 spaces, 64 desks, 11 video rooms240panel ports28 to spare
- Access ports255212 + 20% headroom288on 6 switches33 to spare
- Access switches648 ports each6Exactly enough
- PoE budget476 W20 devices as the vendors state; 9 PoE devices with no figure4320 Was the vendor states3844 W to spare
- Rack space42U28U of parts + 25% growth42UExactly enough
- UPSNot sizedload and runtime not recordedAPC Smart-UPS SRT 3000VA, 2Uin the rackNot checked
Patching
254 cables in 18 runs, coloured by the house cable standard · All cables at New York officeRestricted: rack and switch ports
- 1 × Console1.5 m, purpleto Console port: the AV switchThe vendor's drawings of the UniFi access switches show no console port, so only the AV switch has a console cable.Console and out-of-band
- 43 × Cat6A0.5 m, blueto Patch panel A, Level 21, ports 1 to 43Panel A outlets 1 to 43 live; 44 to 48 spare.User data
- 2 × Fibre OM42 m, aquato Fibre patch, ports 1 to 2Riser to the Level 20 MDF.Multimode fibre
- 43 × Cat6A0.5 m, blueto Patch panel B, Level 21, ports 1 to 43Panel B outlets 1 to 43 live; 44 to 48 spare.User data
- 2 × Fibre OM42 m, aquato Fibre patch, ports 3 to 4Riser to the Level 20 MDF.Multimode fibre
- 1 × Cat6A1 m, yellowto AV switch on a shelf, port 10AV switch uplink.Uplinks and trunks
- 42 × Cat6A0.5 m, blueto Patch panel C, Level 21, ports 1 to 42Panel C outlets 1 to 42 live; 43 to 48 spare.User data
- 2 × Fibre OM42 m, aquato Fibre patch, ports 5 to 6Riser to the Level 20 MDF.Multimode fibre
- 42 × Cat6A0.5 m, blueto Patch panel D, Level 21, ports 1 to 42Panel D outlets 1 to 42 live; 43 to 48 spare.User data
- 2 × Fibre OM42 m, aquato Fibre patch, ports 7 to 8Riser to the Level 20 MDF.Multimode fibre
- 42 × Cat6A0.5 m, blueto Patch panel E, Level 21, ports 1 to 42Panel E outlets 1 to 42 live; 43 to 48 spare.User data
- 2 × Fibre OM42 m, aquato Fibre patch, ports 9 to 10Riser to the Level 20 MDF.Multimode fibre
- 2 × Fibre OM42 m, aquato Fibre patch, ports 11 to 12Riser to the Level 20 MDF.Multimode fibre
- 8 × Cat6A0.3 m, greento Patch panel, AV outlets, ports 1 to 8AV switch to the AV outlets.AV and room systems
- 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
- 9 × Power C13 to C141 m, blackto Power strip A, ports 1 to 9Power, feed A
- 9 × Power C13 to C141 m, greyto Power strip B, ports 1 to 9Power, feed B
Spaces it serves
23 spacesLevel 21 23 spaces
- 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