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specs/99-archives/02-02-network-infrastructure.md
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specs/99-archives/02-02-network-infrastructure.md
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# 02.2 Network Infrastructure & Security (โครงสร้างเครือข่ายและความปลอดภัย)
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---
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title: 'Network Infrastructure'
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version: 1.8.0
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status: first-draft
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owner: Nattanin Peancharoen
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last_updated: 2026-02-23
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related:
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- specs/02-Architecture/00-01-system-context.md
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---
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## 1. 🌐 Network Configuration Details
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### 1.1 VLAN Networks
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| VLAN ID | Name | Purpose | Gateway/Subnet | DHCP | IP Range | DNS | Lease Time | Notes |
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| ------- | ------ | --------- | --------------- | ---- | ------------------ | ------- | ---------- | --------------- |
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| 10 | SERVER | Interface | 192.168.10.1/24 | No | - | Custom | - | Static servers |
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| 20 | MGMT | Interface | 192.168.20.1/24 | No | - | Custom | - | Management only |
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| 30 | USER | Interface | 192.168.30.1/24 | Yes | 192.168.30.10-254 | Auto | 7 Days | User devices |
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| 40 | CCTV | Interface | 192.168.40.1/24 | Yes | 192.168.40.100-150 | Auto | 7 Days | CCTV & NVR |
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| 50 | VOICE | Interface | 192.168.50.1/24 | Yes | 192.168.50.201-250 | Auto | 7 Days | IP Phones |
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| 60 | DMZ | Interface | 192.168.60.1/24 | No | - | 1.1.1.1 | - | Public services |
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| 70 | GUEST | Interface | 192.168.70.1/24 | Yes | 192.168.70.200-250 | Auto | 1 Day | Guest |
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### 1.2 Switch Profiles
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| Profile Name | Native Network | Tagged Networks | Untagged Networks | Usage |
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| ---------------- | -------------- | --------------------- | ----------------- | ----------------------- |
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| 01_CORE_TRUNK | MGMT (20) | 10,30,40,50,60,70 | MGMT (20) | Router & switch uplinks |
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| 02_MGMT_ONLY | MGMT (20) | MGMT (20) | - | Management only |
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| 03_SERVER_ACCESS | SERVER (10) | MGMT (20) | SERVER (10) | QNAP / ASUSTOR |
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| 04_CCTV_ACCESS | CCTV (40) | - | CCTV (40) | CCTV cameras |
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| 05_USER_ACCESS | USER (30) | - | USER (30) | PC / Printer |
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| 06_AP_TRUNK | MGMT (20) | USER (30), GUEST (70) | MGMT (20) | EAP610 Access Points |
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| 07_VOICE_ACCESS | USER (30) | VOICE (50) | USER (30) | IP Phones |
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### 1.3 NAS NIC Bonding Configuration
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| Device | Bonding Mode | Member Ports | VLAN Mode | Tagged VLAN | IP Address | Gateway | Notes |
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| ------- | ------------------- | ------------ | --------- | ----------- | --------------- | ------------ | ---------------------- |
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| QNAP | IEEE 802.3ad (LACP) | Adapter 1, 2 | Untagged | 10 (SERVER) | 192.168.10.8/24 | 192.168.10.1 | Primary NAS for DMS |
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| ASUSTOR | IEEE 802.3ad (LACP) | Port 1, 2 | Untagged | 10 (SERVER) | 192.168.10.9/24 | 192.168.10.1 | Backup / Secondary NAS |
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> **หมายเหตุ**: NAS ทั้งสองตัวใช้ LACP bonding เพื่อเพิ่ม bandwidth และ redundancy โดยต้อง config ให้ตรงกับ Switch
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## 2. 🛡️ Network ACLs & Firewall Rules
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### 2.1 Gateway ACL (ER7206 Firewall Rules)
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*Inter-VLAN Routing Policy*
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| # | Name | Source | Destination | Service | Action | Log | Notes |
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| --- | ----------------- | --------------- | ---------------- | -------------- | ------ | --- | --------------------------- |
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| 1 | MGMT-to-ALL | VLAN20 (MGMT) | Any | Any | Allow | No | Admin full access |
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| 2 | SERVER-to-ALL | VLAN10 (SERVER) | Any | Any | Allow | No | Servers outbound access |
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| 3 | USER-to-SERVER | VLAN30 (USER) | VLAN10 (SERVER) | HTTP/HTTPS/SSH | Allow | No | Users access web apps |
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| 4 | USER-to-DMZ | VLAN30 (USER) | VLAN60 (DMZ) | HTTP/HTTPS | Allow | No | Users access DMZ services |
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| 5 | USER-to-MGMT | VLAN30 (USER) | VLAN20 (MGMT) | Any | Deny | Yes | Block users from management |
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| 6 | USER-to-CCTV | VLAN30 (USER) | VLAN40 (CCTV) | Any | Deny | Yes | Isolate CCTV |
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| 7 | USER-to-VOICE | VLAN30 (USER) | VLAN50 (VOICE) | Any | Deny | No | Isolate Voice |
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| 8 | USER-to-GUEST | VLAN30 (USER) | VLAN70 (GUEST) | Any | Deny | No | Isolate Guest |
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| 9 | CCTV-to-INTERNET | VLAN40 (CCTV) | WAN | HTTPS (443) | Allow | No | NVR cloud backup (optional) |
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| 10 | CCTV-to-ALL | VLAN40 (CCTV) | Any (except WAN) | Any | Deny | Yes | CCTV isolated |
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| 11 | DMZ-to-ALL | VLAN60 (DMZ) | Any (internal) | Any | Deny | Yes | DMZ cannot reach internal |
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| 12 | GUEST-to-INTERNET | VLAN70 (GUEST) | WAN | HTTP/HTTPS/DNS | Allow | No | Guest internet only |
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| 13 | GUEST-to-ALL | VLAN70 (GUEST) | Any (internal) | Any | Deny | Yes | Guest isolated |
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| 99 | DEFAULT-DENY | Any | Any | Any | Deny | Yes | Catch-all deny |
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*WAN Inbound Rules (Port Forwarding)*
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| # | Name | WAN Port | Internal IP | Internal Port | Protocol | Notes |
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| --- | --------- | -------- | ------------ | ------------- | -------- | ------------------- |
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| 1 | HTTPS-NPM | 443 | 192.168.10.8 | 443 | TCP | Nginx Proxy Manager |
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| 2 | HTTP-NPM | 80 | 192.168.10.8 | 80 | TCP | HTTP redirect |
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### 2.2 Switch ACL (Layer 2 Rules)
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*Port-Based Access Control*
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| # | Name | Source Port | Source MAC/VLAN | Destination | Action | Notes |
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| --- | --------------- | --------------- | --------------- | ------------------- | ------ | ------------------------ |
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| 1 | CCTV-Isolation | Port 25 (CCTV) | VLAN 40 | VLAN 10,20,30 | Deny | CCTV cannot reach others |
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| 2 | Guest-Isolation | Port 5-20 (APs) | VLAN 70 | VLAN 10,20,30,40,50 | Deny | Guest isolation |
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### 2.3 EAP ACL (Wireless Rules)
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*SSID: PSLCBP3 (Staff WiFi)*
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| # | Name | Source | Destination | Service | Action | Notes |
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| --- | ------------------- | ---------- | ---------------- | -------- | ------ | ----------------- |
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| 1 | Allow-DNS | Any Client | 8.8.8.8, 1.1.1.1 | DNS (53) | Allow | DNS resolution |
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| 2 | Allow-Server | Any Client | 192.168.10.0/24 | Any | Allow | Access to servers |
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| 3 | Allow-Printer | Any Client | 192.168.30.222 | 9100,631 | Allow | Print services |
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| 4 | Allow-Internet | Any Client | WAN | Any | Allow | Internet access |
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| 5 | Block-MGMT | Any Client | 192.168.20.0/24 | Any | Deny | No management |
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| 6 | Block-CCTV | Any Client | 192.168.40.0/24 | Any | Deny | No CCTV access |
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| 8 | Block-Client2Client | Any Client | Any Client | Any | Deny | Client isolation |
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*SSID: GUEST (Guest WiFi)*
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| # | Name | Source | Destination | Service | Action | Notes |
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| --- | ------------------- | ---------- | ---------------- | ---------- | ------ | ------------------ |
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| 1 | Allow-DNS | Any Client | 8.8.8.8, 1.1.1.1 | DNS (53) | Allow | DNS resolution |
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| 2 | Allow-HTTP | Any Client | WAN | HTTP/HTTPS | Allow | Web browsing |
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| 3 | Block-RFC1918 | Any Client | 10.0.0.0/8 | Any | Deny | No private IPs |
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| 4 | Block-RFC1918-2 | Any Client | 172.16.0.0/12 | Any | Deny | No private IPs |
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| 5 | Block-RFC1918-3 | Any Client | 192.168.0.0/16 | Any | Deny | No internal access |
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| 6 | Block-Client2Client | Any Client | Any Client | Any | Deny | Client isolation |
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## 3. 📈 Network Topology Diagram
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```mermaid
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graph TB
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subgraph Internet
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WAN[("🌐 Internet<br/>WAN")]
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end
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subgraph Router["ER7206 Router"]
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R[("🔲 ER7206<br/>192.168.20.1")]
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end
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subgraph CoreSwitch["SG2428P Core Switch"]
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CS[("🔲 SG2428P<br/>192.168.20.2")]
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end
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subgraph ServerSwitch["AMPCOM 2.5G Switch"]
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SS[("🔲 AMPCOM<br/>192.168.20.3")]
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end
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subgraph Servers["VLAN 10 - Servers"]
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QNAP[("💾 QNAP<br/>192.168.10.8")]
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ASUSTOR[("💾 ASUSTOR<br/>192.168.10.9")]
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end
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subgraph AccessPoints["EAP610 x16"]
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AP[("📶 WiFi APs")]
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end
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WAN --> R
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R -->|Port 3| CS
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CS -->|LAG Port 3-4| SS
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SS -->|Port 3-4 LACP| QNAP
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SS -->|Port 5-6 LACP| ASUSTOR
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CS -->|Port 5-20| AP
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```
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