1× Gigabit SFP WAN/LAN port 5× Gigabit RJ45 ports (1× WAN, 4× WAN/LAN) 1× USB 3.0 port (Supports USB storage, and LTE backup with LTE dongle) Load Balancing on up to 5 WAN ports raises the utilization rate of multi-line broadband High-security SSL/ IPSec / GRE§ / WireGuard / PPTP / L2TP VPN & OpenVPN Centralized cloud management via the web or the Omada app* DoS defense, IP/MAC/URL filtering, DPI, and IPS/IDS for enhanced security Rackmount/Desktop Omada Gigabit Rackmount/Desktop VPN Gateway 1x Gigabit SFP WAN/LAN port 5x Gigabit RJ45 ports (1x WAN, 4x WAN/LAN) 1x USB 3.0 port (Supports USB storage, and LTE backup with LTE dongle) Load Balancing on up to 5 WAN ports raises the utilization rate of multi-line broadband High-security SSL/ IPSec / GRE / WireGuard / PPTP / L2TP VPN & OpenVPN Centralized cloud management via the web or the Omada app DoS defense, IP/MAC/URL filtering, DPI, and IPS/IDS for enhanced security. Rackmount/Desktop WAN connection SFP WAN Yes 3G/4G USB modem compatib