Grandstream UCM6301 IP PBX | Unified Communication System | 500 Users & 75 Calls
The Grandstream UCM6301 IP PBX is a compact yet powerful communication system designed for small to medium-sized businesses. Supporting up to 500 users and 75 concurrent calls, it unifies voice, video, data, conferencing, mobility, and remote access into one secure platform. With advanced features like built-in web meetings, Wave app support, API integrations, and robust security, this device delivers enterprise-grade collaboration at an affordable price.
Key Features:
✅ User Capacity & Performance – Supports up to 500 users & 75 concurrent calls, ideal for SMBs.
✅ FXO & FXS Ports – Equipped with 1 FXO & 1 FXS port for PSTN connectivity & analog phone support.
✅ Unified Communication – Voice, video calling, conferencing, data, mobility, intercoms, and facility access – all in one platform.
✅ Built-in Video & Web Meetings – Connect through desktop, mobile (Wave app), browsers, and SIP endpoints.
✅ Cloud + On-Premise Hybrid – Combine the control of an on-premise PBX with the flexibility of cloud remote access.
✅ Wave App Support – Available on Android, iOS, Chrome, and Firefox for seamless remote collaboration.
✅ Enterprise Security – Secure boot, unique certificates, NAT firewall traversal & random default passwords.
✅ Third-Party Integration – API support for CRM & PMS systems, boosting business productivity.
✅ Codec Support – Full-band Opus voice codec and H.264/H.265/VP8 video codec with jitter resilience.
✅ Cloud Management Ready – Compatible with GDMS for remote setup, monitoring & maintenance.
Technical Specifications:
| Specification | Details |
|---|---|
| Model | Grandstream UCM6301 IP PBX |
| User Capacity | Up to 500 users |
| Concurrent Calls | Up to 75 |
| FXO Ports | 1 |
| FXS Ports | 1 |
| Network Ports | 3x Gigabit RJ45 (PoE+ supported) |
| Conferencing | Built-in audio/video/web meetings |
| App Support | Wave App (Android, iOS, Chrome, Firefox) |
| Remote Access | UCM RemoteConnect (secure NAT traversal) |
| Integrations | API for CRM, PMS, and third-party platforms |
| Voice Codec | Opus, G.711, G.722, G.729A/B, etc. |
| Video Codec | H.264, H.263, H.263+, H.265, VP8 |
| Operating System | Asterisk 16 (open source) |
| Security | Secure boot, certificates, random default password |
| Management | Compatible with GDMS Cloud |


Why Choose Grandstream UCM6301 IP PBX?
Specially designed for startups & SMEs needing enterprise features without huge costs.
One-time investment – no per-seat monthly fees.
Provides hybrid flexibility – secure on-premise + cloud collaboration.
Easy to deploy, zero-configuration for Grandstream SIP phones.









































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