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infrastructure/docs/03-VLAN-DEVICE-ASSIGNMENT.md
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Identify unknown devices via MAC OUI lookup 
- 50:2C:C6 = GREE Electric (AC/appliance) → VLAN 30
- 18:DE:50, 38:1F:8D = Tuya Smart (IoT) → VLAN 30
- D4:AD:FC = Shenzhen Intellirocks → VLAN 30
- AC:87:A3 = Apple Inc. → VLAN 20
- 22:4C:7F = Locally Administered (random MAC) → VLAN 20
- D0:C9:07 = Private vendor → VLAN 30 (assumed IoT)

All 35 devices now categorized.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-25 19:37:58 +02:00

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# VLAN Device Assignment Map
**Last Updated:** 2026-01-25
**Purpose:** Complete inventory of all network devices with VLAN assignments
---
## VLAN Summary
| VLAN | Name | Subnet | Gateway | Purpose | Comment |
|------|------|--------|---------|---------|---------|
| 1 | Legacy | 192.168.31.0/24 | 192.168.31.1 | Current flat network | To be deprecated |
| 10 | Mgmt | 192.168.10.0/24 | 192.168.10.1 | Infrastructure devices | Admin access only |
| 20 | Trusted | 192.168.20.0/24 | 192.168.20.1 | Family personal devices | Full network access |
| 30 | IoT | 192.168.30.0/24 | 192.168.30.1 | Smart home devices | Internet + limited local |
| 35 | Cameras | 192.168.35.0/24 | 192.168.35.1 | Security cameras | Isolated, NVR access only |
| 40 | Servers | 192.168.40.0/24 | 192.168.40.1 | Servers & printers | Service hosts |
| 50 | Guest | 192.168.50.0/24 | 192.168.50.1 | Guest WiFi | Internet only |
---
## VLAN 10 - Management (Infrastructure)
| Current IP | Target IP | MAC Address | Device | Notes | Comment |
|------------|-----------|-------------|--------|-------|---------|
| 192.168.31.1 | 192.168.10.1 | 78:9A:18:2C:A5:48 | HAP1 (hAP ax³) | Router | Gateway for all VLANs |
| 192.168.31.2 | 192.168.10.2 | A8:B8:E0:02:B6:15 | XTRM-U (Unraid) | Main server | Docker host, NAS |
| 192.168.31.4 | 192.168.10.4 | 02:42:C0:A8:1F:04 | AdGuard Home | DNS (Unraid) | Secondary DNS |
| 192.168.31.6 | 192.168.10.6 | 18:FD:74:54:3D:BC | CAP XL ac | Access point | CAPsMAN managed |
| 192.168.31.9 | 192.168.10.9 | F4:1E:57:C9:BD:09 | CSS326-24G-2S+ | 24-port switch | Room distribution |
| 192.168.31.22 | 192.168.10.22 | 1C:2A:A3:1E:78:67 | ZX1 (ZX-SWTGW218AS) | 8-port 2.5G switch | Server rack |
| 192.168.31.20 | 192.168.10.20 | 48:DA:35:6F:BE:50 | NanoKVM | Remote KVM | IPMI alternative |
| 172.17.0.2 | - | 46:D0:27:F7:1F:CA | AdGuard (MikroTik) | DNS (Router) | Primary DNS, DoH/DoT |
| 172.17.0.3 | - | 0C:AB:39:8D:8C:FC | Tailscale (MikroTik) | VPN container | Remote access |
---
## VLAN 20 - Trusted (Family Devices)
| Current IP | Target IP | MAC Address | Device | Owner | Comment |
|------------|-----------|-------------|--------|-------|---------|
| 192.168.31.79 | 192.168.20.10 | 82:6D:FB:D9:E0:47 | MacBook Air | Nora | Primary laptop |
| 192.168.31.98 | 192.168.20.11 | AA:ED:8B:2A:40:F1 | Samsung S25 Ultra | Kaloyan | Primary phone |
| 192.168.31.114 | 192.168.20.12 | F2:B8:14:61:C8:27 | iPhone | Dancho | |
| 192.168.31.99 | 192.168.20.13 | 82:EC:EF:B5:F2:AF | MacBook Pro (WiFi) | Kaloyan | Work laptop wireless |
| 192.168.31.108 | 192.168.20.14 | 90:91:64:70:0D:86 | Notebook | Kimi | |
| 192.168.31.121 | 192.168.20.15 | 2A:2B:BA:86:D4:AF | iPhone | Kimi | |
| 192.168.31.95 | 192.168.20.16 | 08:92:04:C6:07:C5 | MacBook Pro (LAN) | Kaloyan | Via Dell KVM dock |
| 192.168.31.97 | 192.168.20.17 | 1C:83:41:32:F3:AF | Gaming PC | Kaloyan | Main bedroom |
| 192.168.31.107 | 192.168.20.18 | A4:D1:D2:7B:52:BE | iPad | Compusbg | Work tablet |
| 192.168.31.15 | 192.168.20.19 | AC:87:A3:77:8F:BD | Apple Device | ? | OUI: Apple Inc. |
---
## VLAN 30 - IoT (Smart Home)
| Current IP | Target IP | MAC Address | Device | Location | Comment |
|------------|-----------|-------------|--------|----------|---------|
| - | 192.168.30.10 | B0:37:95:79:AF:9B | LG TV | Living Room | Not seen recently |
| 192.168.31.134 | 192.168.30.11 | D0:E7:82:F7:65:DD | Chromecast | Living Room | Streaming |
| 192.168.31.104 | 192.168.30.12 | B0:4A:39:3F:9A:14 | Roborock S7 Vacuum | - | Needs cloud access |
| 192.168.31.105 | 192.168.30.13 | 94:27:70:1E:0C:EE | Bosch Smart Oven | Kitchen | Home Connect app |
| 192.168.31.101 | 192.168.30.14 | C8:5C:CC:52:EA:53 | Xiaomi Air Purifier | - | Mi Home app |
| 192.168.31.117 | 192.168.30.15 | C8:D7:78:D6:DC:FC | Bosch Washer | - | Home Connect app |
| 192.168.31.116 | 192.168.30.16 | C8:D7:78:40:65:40 | Bosch Dishwasher | Kitchen | Home Connect app |
| 192.168.31.139 | 192.168.30.17 | 50:2C:C6:7A:55:39 | GREE Appliance | - | OUI: GREE Electric (AC?) |
| 192.168.31.106 | 192.168.30.18 | 18:DE:50:5B:C8:A6 | Tuya Smart Device | - | OUI: Tuya Smart Inc. |
| 192.168.31.113 | 192.168.30.19 | 38:1F:8D:04:6F:E4 | Tuya Smart Device | - | OUI: Tuya Smart Inc. |
| 192.168.31.149 | 192.168.30.20 | D4:AD:FC:BE:13:B0 | Smart Device | - | OUI: Shenzhen Intellirocks |
| 192.168.31.109 | 192.168.30.21 | D0:C9:07:92:1A:8E | Unknown Device | - | OUI: Private (hidden vendor) |
| 192.168.31.110 | 192.168.30.22 | D0:C9:07:8C:C9:46 | Unknown Device | - | OUI: Private (same as .109) |
---
## VLAN 35 - Cameras (Security)
| Current IP | Target IP | MAC Address | Device | Location | Comment |
|------------|-----------|-------------|--------|----------|---------|
| 192.168.31.68 | 192.168.35.10 | 48:9E:9D:0E:16:F7 | Reolink Doorbell | Front door | PoE powered |
---
## VLAN 40 - Servers (Services)
| Current IP | Target IP | MAC Address | Device | Purpose | Comment |
|------------|-----------|-------------|--------|---------|---------|
| 192.168.31.19 | 192.168.40.19 | 64:4E:D7:D8:43:3E | HP LaserJet | Network printer | Wired connection |
---
## VLAN 50 - Guest (Isolated)
| Target IP | Purpose | Comment |
|-----------|---------|---------|
| DHCP Pool: 192.168.50.100-200 | Dynamic assignment | No static leases |
| - | Internet only | No local network access |
---
## Identified Unknown Devices (Now Categorized)
| Current IP | MAC Address | Vendor (OUI) | Likely Device | Assigned VLAN | Comment |
|------------|-------------|--------------|---------------|---------------|---------|
| 192.168.31.139 | 50:2C:C6:7A:55:39 | GREE Electric | Air Conditioner | 30 (IoT) | Chinese appliance maker |
| 192.168.31.106 | 18:DE:50:5B:C8:A6 | Tuya Smart Inc. | Smart Plug/Sensor | 30 (IoT) | IoT platform |
| 192.168.31.113 | 38:1F:8D:04:6F:E4 | Tuya Smart Inc. | Smart Plug/Sensor | 30 (IoT) | IoT platform |
| 192.168.31.149 | D4:AD:FC:BE:13:B0 | Shenzhen Intellirocks | Smart Device | 30 (IoT) | Chinese smart home |
| 192.168.31.15 | AC:87:A3:77:8F:BD | Apple Inc. | iPhone/iPad/Mac | 20 (Trusted) | Apple device |
| 192.168.31.142 | 22:4C:7F:1D:85:8E | Locally Administered | Phone/Laptop | 20 (Trusted) | Random MAC (privacy) |
| 192.168.31.109 | D0:C9:07:92:1A:8E | Private (IEEE) | Unknown | 30 (IoT) | Hidden vendor, assume IoT |
| 192.168.31.110 | D0:C9:07:8C:C9:46 | Private (IEEE) | Unknown | 30 (IoT) | Same vendor as .109 |
---
## MAC Address Quick Reference
### By VLAN (for switch port assignment)
**VLAN 10 - Mgmt:**
```
78:9A:18:2C:A5:48 HAP1
A8:B8:E0:02:B6:15 XTRM-U
18:FD:74:54:3D:BC CAP XL ac
F4:1E:57:C9:BD:09 CSS326
1C:2A:A3:1E:78:67 ZX1
48:DA:35:6F:BE:50 NanoKVM
```
**VLAN 20 - Trusted:**
```
82:6D:FB:D9:E0:47 Nora MacBook
AA:ED:8B:2A:40:F1 Kaloyan S25
F2:B8:14:61:C8:27 Dancho iPhone
82:EC:EF:B5:F2:AF Kaloyan MacBook WiFi
90:91:64:70:0D:86 Kimi Notebook
2A:2B:BA:86:D4:AF Kimi iPhone
08:92:04:C6:07:C5 Kaloyan MacBook LAN
1C:83:41:32:F3:AF Kaloyan Game PC
A4:D1:D2:7B:52:BE Compusbg iPad
AC:87:A3:77:8F:BD Apple Device (unknown owner)
22:4C:7F:1D:85:8E Random MAC device
```
**VLAN 30 - IoT:**
```
B0:37:95:79:AF:9B LG TV
D0:E7:82:F7:65:DD Chromecast
B0:4A:39:3F:9A:14 Roborock Vacuum
94:27:70:1E:0C:EE Bosch Oven
C8:5C:CC:52:EA:53 Xiaomi Air Purifier
C8:D7:78:D6:DC:FC Bosch Washer
C8:D7:78:40:65:40 Bosch Dishwasher
50:2C:C6:7A:55:39 GREE Appliance
18:DE:50:5B:C8:A6 Tuya Device 1
38:1F:8D:04:6F:E4 Tuya Device 2
D4:AD:FC:BE:13:B0 Intellirocks Device
D0:C9:07:92:1A:8E Private Vendor 1
D0:C9:07:8C:C9:46 Private Vendor 2
```
**VLAN 35 - Cameras:**
```
48:9E:9D:0E:16:F7 Reolink Doorbell
```
**VLAN 40 - Servers:**
```
64:4E:D7:D8:43:3E HP LaserJet
```
---
## Device Count Summary
| VLAN | Device Count | Comment |
|------|--------------|---------|
| 10 - Mgmt | 9 | Infrastructure only |
| 20 - Trusted | 11 | Family + Apple device + random MAC |
| 30 - IoT | 13 | Smart home + identified unknowns |
| 35 - Cameras | 1 | Security |
| 40 - Servers | 1 | Services |
| **Total** | **35** | All devices categorized |
---
## OUI Lookup Reference
| OUI Prefix | Vendor | Type |
|------------|--------|------|
| 50:2C:C6 | GREE Electric Appliances (Zhuhai) | AC/Appliances |
| 18:DE:50 | Tuya Smart Inc. | IoT Platform |
| 38:1F:8D | Tuya Smart Inc. | IoT Platform |
| D4:AD:FC | Shenzhen Intellirocks Tech | Smart Devices |
| AC:87:A3 | Apple Inc. | Consumer Electronics |
| D0:C9:07 | Private (IEEE hidden) | Unknown |
| 22:xx:xx | Locally Administered | Random/Private MAC |
---
## Next Steps
| Step | Action | Comment |
|------|--------|---------|
| 1 | ✅ Identify unknown devices | Completed via OUI lookup |
| 2 | Decide WiFi strategy | Single SSID vs Multiple SSIDs |
| 3 | Configure switch ports | VLAN tagging on CSS326 |
| 4 | Test VLAN routing | Before full activation |
| 5 | Update firewall rules | Inter-VLAN traffic control |
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