Grandstream UCM6208 IP PBX

The Grandstream UCM6208 IP PBX is a powerful on-premise unified communications solution designed for small to medium-sized businesses. It supports up to 800 users and 100 concurrent calls, offering seamless integration of voice, data, and mobility applications. With advanced telephony features, flexible call handling, and support for both VoIP and traditional PSTN networks, the UCM6208 delivers enterprise-grade capabilities without recurring license fees. Ideal for businesses seeking a reliable, cost-effective, and scalable IP PBX system, the UCM6208 ensures high performance, security, and efficiency in any communications environment.

Product Features

High User and Call Capacity

The UCM6208 supports up to 800 SIP users and 100 concurrent calls, making it suitable for growing businesses with high communication demands.

Integrated Analog Ports

Equipped with 8 FXO ports for analog PSTN trunk lines and 2 FXS ports for analog phones or fax machines, allowing hybrid deployments and lifeline backup during power failures.

Full VoIP and UC Platform

Includes built-in support for voice, video calling, voicemail-to-email, call recording, multi-level IVRs, call queues, conference bridges, and WebRTC-based calling—delivering a complete unified communications experience.

Zero Configuration Provisioning

Supports auto-provisioning for Grandstream IP phones, video phones, ATAs, and gateways, simplifying mass deployments and reducing IT overhead.

Advanced Security Protocols

Features SRTP, TLS, HTTPS, and fail2ban security tools to safeguard communications and prevent unauthorized access.

Rich Call Handling Features

Offers call routing, ring groups, call forwarding, failover routing, and time conditions to support diverse business call flows and operational hours.

Centralized Management

Includes a web-based GUI and system event notifications, along with real-time call detail records (CDR), reports, and alerting for efficient system monitoring.

Built-in NAT Router and Dual Gigabit Ports

Integrated NAT router functionality and dual gigabit Ethernet ports allow optimized network performance and flexible deployment options.

License-Free Operation

All features and functionalities are included without the need for additional licenses, reducing total cost of ownership over time.

Product Specifications

• Supports up to 800 users and 100 concurrent SIP calls

• 8 FXO ports for PSTN connectivity

• 2 FXS ports with lifeline pass-through for analog phones or fax

• Dual Gigabit Ethernet ports with PoE+ support

• 1 USB port and 1 SD card slot for local storage and backup

• Built-in call recording and voicemail storage

• 5-level IVR with multi-language support

• Integrated WebRTC-based video and voice calling

• Advanced call features: call queues, conferencing, ring groups, call forwarding

• Compatible with SIP endpoints, including IP phones and softphones

• Audio codecs supported: G.711 A/u-law, G.722, G.726, G.729A/B, iLBC

• Video codecs supported: H.264, H.263, H.263+

• Security protocols: SRTP, TLS, HTTPS, 802.1x, fail2ban

• Integrated firewall and VPN capabilities

• No recurring licensing fees or feature unlocks

• Power supply: 12VDC, 2A or PoE+ (IEEE 802.3at)

• Dimensions: 440mm x 185mm x 44mm (1U rack-mountable)

• Operating temperature: 0°C to 40°C