# 4.6 — Network Configuration

Module: [bms/network-infrastructure](../../../_playbook/modules/bms/network-infrastructure.md)

| Field | Value | Source |
|-------|-------|--------|
| VLAN setup | VLAN 10/20/30 per A5 | A5 |
| Switch firmware + config | Cisco/Aruba latest stable | A5 |
| Customer LAN edge firewall rules | per Q-007 | Q-007 |
| BACnet/IP routing | core switch routes between supervisory and field VLANs | A5 |
| Time sync | NTP from customer-LAN-side time server | Standard |