🌐 ENHANCEMENT: Advanced Network Configuration (WiFi 7, VLAN, VPN)

[LarsArtmann]

🎯 OBJECTIVE

Implement advanced network configuration including WiFi 7 optimization, VLAN support, VPN integration, and network monitoring for both macOS and NixOS environments.

📋 CURRENT STATUS

Network Configuration:

• ✅ Basic Networking: Standard network configuration working
• ✅ Cross-Platform: Both macOS and NixOS have basic connectivity
• ✅ Monitoring Tools: ntopng, Netdata available via Just commands
• ⚠️ WiFi 7 Support: Not yet optimized or configured
• ⚠️ Advanced Features: VLAN, VPN, QoS not implemented
• ⚠️ Network Security: Advanced firewall rules not configured
• ⚠️ Performance Optimization: Network tuning not implemented

🎯 IMPLEMENTATION PLAN

Phase 1: WiFi 7 Optimization (HIGH PRIORITY)

• WiFi 7 Driver Support

  • Research WiFi 7 kernel module support in NixOS
  • Identify compatible WiFi 7 hardware and drivers
  • Configure driver parameters for optimal performance
  • Test with WiFi 7 compatible access points

• WiFi 7 Feature Configuration

  • Enable Multi-Link Operation (MLO) support
  • Configure 320 MHz channel bandwidth
  • Implement 4K-QAM optimization
  • Set up enhanced MU-MIMO configuration

• Cross-Platform WiFi 7 Support

  • macOS WiFi 7 configuration (Apple Silicon optimization)
  • NixOS WiFi 7 driver configuration
  • Unified WiFi 7 settings across platforms
  • Performance comparison and optimization

Phase 2: Advanced Networking Features (HIGH PRIORITY)

• VLAN Configuration Support

  • Implement VLAN interface configuration
  • Support for tagged VLAN traffic
  • Cross-platform VLAN compatibility
  • Network isolation and security

• VPN Integration

  • WireGuard configuration management
  • OpenVPN support and optimization
  • VPN kill switch implementation
  • Multi-provider VPN configuration

• Network QoS and Traffic Shaping

  • Traffic prioritization configuration
  • Bandwidth management and shaping
  • Application-specific QoS rules
  • Network performance optimization

Phase 3: Network Security (MEDIUM PRIORITY)

• Advanced Firewall Configuration

  • Stateful firewall rules
  • Application-specific firewall policies
  • Intrusion detection and prevention
  • Network segmentation and isolation

• Network Monitoring and Analysis

  • Deep packet inspection capabilities
  • Network performance monitoring
  • Security event detection and alerting
  • Network traffic analysis and reporting

• Network Hardening

  • Disable unnecessary network services
  • Implement network encryption
  • Configure secure network protocols
  • Network attack mitigation

Phase 4: Network Automation (MEDIUM PRIORITY)

• Network Configuration Management

  • Automated network profile switching
  • Location-based network configuration
  • Network health monitoring and recovery
  • Configuration backup and restore

• Performance Optimization

  • Automatic network tuning
  • Performance regression detection
  • Network benchmarking and profiling
  • Optimization recommendations

🔧 TECHNICAL IMPLEMENTATION

WiFi 7 Configuration Structure

# platforms/darwin/networking.nix
networking = {
  # macOS WiFi 7 optimization
  wifi = {
    enable = true;
    interfaces = [ "en0" ]; # WiFi 7 interface
    settings = {
      channelBandwidth = "320MHz";
      mlo.enable = true;
      muMimo.enable = true;
      qam.enable = true;
    };
  };
};

# platforms/nixos/networking.nix  
networking = {
  # NixOS WiFi 7 driver configuration
  wireless = {
    enable = true;
    interfaces = [ "wlp0s0" ]; # WiFi 7 interface
    environmentFile = config.sops.secrets.wifiEnv.path;
    networks = {
      "WiFi7-AP" = {
        psk = "WIFI7_PASSWORD";
        settings = {
          band = "6GHz";
          channelWidth = "320";
          mlo = true;
        };
      };
    };
  };
};

Advanced Network Configuration

# VLAN configuration
networking.vlans = {
  vlan10 = {
    id = 10;
    interface = "eth0";
  };
  vlan20 = {
    id = 20;
    interface = "eth0";
  };
};

# VPN configuration
services.wireguard = {
  enable = true;
  interfaces.wg0 = {
    privateKeyFile = config.sops.secrets.wgPrivateKey.path;
    ips = [ "10.0.0.2/24" ];
    peers = [{
      publicKey = "PEER_PUBLIC_KEY";
      allowedIPs = [ "0.0.0.0/0" ];
      endpoint = "vpn.example.com:51820";
    }];
  };
};

# QoS configuration
networking.tc.enable = true;
networking.tc.rules = [
  {
    interface = "eth0";
    priority = 10;
    rate = "1Gbit";
    ceil = "1Gbit";
  }
];

Just Commands Implementation

# Network management commands
just network-setup      # Configure advanced networking
just network-test        # Test network performance
just network-monitor     # Start network monitoring
just wifi7-scan        # Scan for WiFi 7 networks
just vpn-connect NAME  # Connect to specific VPN
just vlan-list         # List VLAN interfaces
just firewall-status   # Show firewall rules

📊 SUCCESS METRICS

1. ✅ WiFi 7 Optimization: Full WiFi 7 feature set enabled and performing
2. ✅ Advanced Features: VLAN, VPN, QoS fully implemented and tested
3. ✅ Network Security: Comprehensive security configuration active
4. ✅ Cross-Platform: Identical network capabilities on macOS and NixOS
5. ✅ Performance Monitoring: Real-time network monitoring and alerting
6. ✅ Automation: Network configuration automated and self-healing
7. ✅ Documentation: Complete network configuration guides

🚨 BLOCKERS & RISKS

Current Blockers:

• WiFi 7 Hardware: Need WiFi 7 compatible hardware for testing
• Driver Availability: WiFi 7 driver support in NixOS kernel
• Documentation: Limited WiFi 7 configuration examples available
• Cross-Platform Complexity: Different network configuration approaches

Mitigation Strategies:

• Progressive Implementation: Start with basic optimization, expand gradually
• Simulation Testing: Use emulated WiFi 7 environments for testing
• Community Research: Leverage NixOS community for WiFi 7 support
• Vendor Documentation: Use hardware vendor specifications for configuration

🎖️ PRIORITY LEVELS

🔴 HIGH PRIORITY (This Week)

• WiFi 7 driver research and implementation
• Basic WiFi 7 optimization configuration
• VLAN configuration implementation
• VPN integration setup

🟡 MEDIUM PRIORITY (Next 2 Weeks)

• Advanced network security configuration
• Network monitoring and analysis setup
• QoS and traffic shaping implementation
• Cross-platform compatibility testing

🟢 LOW PRIORITY (Next Month)

• Network automation and self-healing
• Performance optimization and tuning
• Advanced network analysis features
• Community contribution and documentation

📚 EXISTING RESOURCES

• justfile - Existing network monitoring commands to enhance
• platforms/networking/ - Cross-platform network abstractions
• dotfiles/nix/networking.nix - Current macOS network configuration
• dotfiles/nixos/configuration.nix - NixOS network settings
• Network monitoring documentation in docs/
• AGENTS.md - Agent guidance for network configuration

🔗 RELATED ISSUES

• Performance baselines issue (TODO - create)
• Cross-platform integration testing (TODO - create)
• EVO-X2 deployment issue (TODO - create)
• Security hardening issue (TODO - create)

---

🕐 Created: 2025-12-06
🎯 Target Completion: 2025-12-13 (Phase 1), 2025-12-27 (Phase 2-3)
📊 Estimated Effort: 16-20 hours total
🔍 Dependencies: WiFi 7 hardware availability, kernel driver support