The Grandstream GCC6020 is a unified communications and networking solution designed for small to medium businesses. It combines an IP PBX, next-generation firewall, VPN router, and network switch into one device. Supporting up to 500 users and 75 concurrent calls, it suits growing business needs. The GCC6020 features integrated 2.5 Gigabit Ethernet WAN and LAN ports for high-speed connectivity. Key functions include advanced firewall protection, secure VPN remote access, and a full IP PBX feature set. It also centrally manages Grandstream Wi-Fi access points and network switches. With a built-in LCD for real-time monitoring and a compact, fanless design, the device can be desktop or wall-mounted for flexible installation.
Key features
Unified communications with IP PBX, firewall, VPN router, and switch in one
Supports up to 500 users and 75 concurrent calls
Integrated 2.5 Gigabit Ethernet WAN and LAN ports
Advanced firewall and VPN for secure networking
Central management for Grandstream Wi-Fi access points and switches
Built-in LCD for real-time system monitoring
Compact, fanless design with desktop or wall-mount options
