WatchGuard Firebox T15 delivers 400 Mbps firewall throughput, 160 Mbps IPS/IDS, 150 Mbps VPN, and AES‑256 encryption. It supports up to 10 VLANs, IPv6, SNMP v2/v3, with three LAN RJ‑45 ports, four gigabit interfaces, a USB port, and 51 BTU/h cooling for reliable operation.