Product Overview
The Grandstream UCM6308 is a flagship enterprise-grade IP PBX appliance designed to deliver a fully integrated unified communication and collaboration platform. It combines voice, video conferencing, messaging, web meetings, mobility, and analytics into one centralized system.
With support for up to 3000 users and 450 concurrent calls, the UCM6308 is ideal for large enterprises, call centers, and organizations with high communication demands. It offers a powerful hybrid solution that combines on-premise control with cloud accessibility via Grandstream’s ecosystem.
Key Features
- Massive User Capacity: Supports up to 3000 SIP users
- High Call Volume: Up to 450 concurrent calls
- FXO/FXS Ports: 8× FXO + 8× FXS for PSTN and analog integration
- Unified Communications Platform: Voice, video, IM, conferencing & collaboration
- Built-in Conferencing:
- Voice: Up to 300 participants
- Video: Multiple rooms with HD support
- Wave App Support: Desktop, mobile & web collaboration tools
- 3× Gigabit Ports with PoE+: Integrated router functionality
- Advanced Security: TLS, SRTP, secure boot & encrypted communications
- Zero-Touch Provisioning: Automatic deployment of Grandstream endpoints
- Cloud Management: GDMS for centralized monitoring and provisioning
- API Integration: CRM, PMS, and third-party platforms
- No Licensing Fees: Fully featured system with no per-user costs
Technical Specifications
| Specification | Details |
|---|---|
| User Capacity | Up to 3000 SIP users |
| Concurrent Calls | Up to 450 |
| Max SRTP Calls | Up to 240 |
| Voice Conferencing | Up to 300 participants |
| Video Conferencing | Multiple rooms (HD support) |
| FXO Ports | 8 × RJ11 |
| FXS Ports | 8 × RJ11 |
| Network Ports | 3× Gigabit (PoE+) |
| Storage | USB 2.0, USB 3.0, SD card |
| Display | 320×240 color touchscreen |
| Voice Codecs | Opus, G.711, G.722, G.729, T.38 |
| Video Codecs | H.264, H.265, VP8 |
| Security | TLS, SRTP, HTTPS, secure boot |
| Platform | Asterisk-based (v16) |
| Management | Web GUI, GDMS Cloud |
| Power | Dual 12V input |
Key Benefits
- Enterprise-Grade Performance: Designed for large-scale deployments
- All-in-One Solution: Voice, video, messaging, and conferencing in one system
- Cost Efficiency: No licensing or subscription fees
- Flexible Connectivity: Supports SIP trunks, analog lines, and IP devices
- Remote Work Ready: Secure access via Wave app & RemoteConnect
- Scalable Architecture: Future-proof for growing organizations
Ideal Use Cases
- Large enterprises and corporations
- Call centers and BPO environments
- Multi-branch organizations
- Government institutions
- Universities and large hospitals
Management & Deployment
- UCM RemoteConnect: Enables secure remote access without complex firewall/NAT setup
- GDMS Cloud: Centralized management, monitoring, and provisioning
- Zero Config Provisioning: Plug-and-play deployment for Grandstream IP devices
- Hybrid Deployment: Combine on-premise PBX with cloud connectivity
Package Contents
- Grandstream UCM6308 IP PBX
- Power adapter
- Ethernet cable
- Rack-mount kit
- Quick installation guide
Useful Links
- Official Product Overview: https://www.grandstream.com/products/ip-voice-telephony/ucm-series-ip-pbxs/product/ucm6308
- Datasheet (UCM6300 Series): https://www.grandstream.com/support/resources
- Buy Grandstream UCM6308 in Kenya: https://www.wholetech.co.ke/grandstream-ucm6308-ip-pbx/
- Grandstream Cloud (GDMS): https://www.grandstream.com/products/networking-solutions/gdms
Why Choose Grandstream UCM6308?
The Grandstream UCM6308 is the most powerful model in the UCM6300 series, offering unmatched scalability, robust security, and advanced unified communication features. With support for thousands of users, integrated collaboration tools, and zero licensing costs, it is the perfect solution for organizations seeking a high-performance, future-proof VoIP system.
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