Grandstream UCM6308 VoIP Gateway – High-Performance Unified Communication Platform

The Grandstream UCM6308 VoIP Gateway is a comprehensive desktop IP PBX designed to streamline and enhance your organization's communication infrastructure. Supporting up to 3,000 users and 450 concurrent calls, this gateway integrates voice, video, data, and security features into a single scalable platform. Its advanced technology includes efficient voice signal conversion, multiple network ports, and extensive connectivity options, making it suitable for both small and large enterprise deployments.

The UCM6308 offers three Gigabit RJ-45 network ports with PoE+ support, allowing for flexible network configuration and power-over-Ethernet connectivity to reduce wiring clutter. Eight FXS ports enable seamless integration with analog devices such as fax machines and phones, while eight FXO ports connect to external telephone lines for maximum communication flexibility. The device also features a USB port for safe, high-performance data transfer, and GSM cellular data technology ensures reliable wireless connectivity, even in remote locations.

Built on the open-source Asterisk version 16 platform, the UCM6308 delivers reliable telephony operations with enhanced security, including secure boot, unique certificates, and default password protection. It supports full-band Opus voice codecs and H.265/H.264 video codecs, providing jitter resilience up to 50% packet loss and ensuring high-quality voice and video calls. The device's rack-mountable design promotes a clutter-free environment, ideal for professional settings. Additionally, its compatibility with GDMS for cloud management, third-party API integrations, and automated NAT firewall traversal services makes it a versatile choice for modern unified communication needs.

With built-in conferencing and collaboration tools, the UCM6308 enables remote meetings via desktop, mobile, or SIP endpoints, fostering seamless teamwork. The device’s support for high-speed uplinks and efficient data transfer ensures smooth operation even with bandwidth-intensive applications. Whether used as a standalone VoIP gateway or part of a larger UCM ecosystem, the UCM6308 provides a robust, secure, and scalable communication solution that adapts to evolving business requirements.

Features:

• Supports up to 3,000 users and 450 concurrent calls

• API available for third-party integrations, including CRM and PMS platforms

• Enhanced reliability with Hot Standby High-Availability support

• Zero-configuration provisioning of Grandstream SIP endpoints

• Advanced security protection with secure boot, unique certificates, and default password management

• Supports full-band Opus voice codec and H.265/H.264 video codecs with jitter resilience up to 50% packet loss

• Built-in conferencing and meetings platform compatible with desktop, Wave app, and SIP endpoints

• Three Gigabit auto-sensing RJ45 network ports with PoE+ support and NAT router compatibility

• Compatible with GDMS for cloud setup, management, and monitoring

• GSM cellular data connectivity for reliable wireless transmission

• Rack-mountable design for organized and efficient deployment