An advanced IP PBX from Grandstream (Model UCM6308) from the UCM6300 series, designed for businesses and organizations that need a comprehensive Unified Communications solution. It supports up to 3,000 users and 450 concurrent calls. Equipped with 8 FXS ports for analog phones and 8 FXO ports for PSTN landlines. Three Gigabit ports with PoE+ support and NAT Router functionality. Integrated conferencing system with the Wave app for mobile and web, and GVC devices. RemoteConnect technology for secure remote connectivity. Compatible with GDMS for cloud management. Ideal for hotels, medium and large enterprises, call centers, and government agencies.

Key Features:

High capacity, supporting up to 3,000 users and 450 concurrent calls.

8 FXS ports and 8 FXO ports connect analog phones and PSTN landlines.

Three Gigabit ports with PoE+ and NAT Router for network and connection flexibility.

Audio and video conferencing platform with the Wave app for various devices.

RemoteConnect – NAT firewall traversal for secure remote connectivity.

GDMS compatibility – Centralized cloud management (Zero-touch provisioning).

Technical Specifications:

Number of users: Up to 3,000

Concurrent calls (G.711): Up to 450

FXS ports (analog phones): 8 RJ11 ports (with Lifeline feature)

FXO ports (PSTN lines): 8 RJ11 ports

Network ports: 3 Gigabit ports (10/100/1000) – auto-negotiating – with PoE+ support and NAT Router function (switch or router mode)

Peripheral ports: 1 × USB 2.0, 1 × USB 3.0, 1 × SD Card

Display: 128 × 32 dots (graphical) with DOWN and OK buttons

LED Indicators: Power, FXS, FXO, LAN, WAN, Heartbeat

Echo Cancellation: LEC with NLP, 128 ms tail length

Packet Loss Tolerance: Up to 50% (for voice packets) with FEC 2.0 algorithm

Advanced Features:

Communications Operating System: Based on Asterisk version 16.

Wave App: A unified remote collaboration app for desktop (Windows/Mac), mobile (Android/iOS), and web.

Call Center: Configurable queues, Automatic Call Distribution (ACD) based on agent skills.

Interactive Voice Response (IVR): Up to 5 levels in multiple languages.

API: Full integration with third-party systems (CRM, PMS).

Advanced Security: SRTP, TLS, HTTPS, SSH, 802.1X, ZRTP, Secure Boot, and a unique security certificate for each device.

GDMS: Centralized cloud management (provisioning, monitoring, and updating).