Grandstream UCM6308 IP PBX – Enterprise Unified Communications Server, Up to 3000 Users, 450 Calls, VoIP PBX
Grandstream UCM6308 IP PBX – Enterprise Unified Communications Server, Up to 3000 Users, 450 Calls, VoIP PBX
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The Grandstream UCM6308 IP PBX is a high-capacity unified communications server designed for medium to large enterprises. It provides a complete on-premise VoIP solution with advanced call handling, conferencing, security, and remote collaboration features—without recurring licensing fees.
- Enterprise-grade IP PBX – Supports large-scale deployments with high call capacity.
- High user & call capacity – Designed for up to 3000 users and 450 concurrent calls.
- Integrated UC platform – Includes voice, video, conferencing, IM, and collaboration tools.
- Remote access & mobility – Built-in NAT firewall traversal and secure remote extensions.
- Strong security – TLS, SRTP, secure boot, and encrypted configuration protect communications.
- No per-user licensing – One-time hardware purchase with no recurring subscription fees.
Technical Specifications
| Model | Grandstream UCM6308 |
|---|---|
| Device Type | Unified Communications IP PBX |
| Maximum Users | Up to 3000 users |
| Concurrent Calls | Up to 450 calls |
| FXS Ports | 8 × FXS |
| FXO Ports | 8 × FXO |
| Ethernet Ports | 2 × Gigabit Ethernet (RJ-45) |
| USB Ports | USB ports for storage, backup, and accessories |
| Unified Communications | Voice, video, conferencing, messaging, collaboration |
| Security | TLS, SRTP, secure boot, encrypted data |
| Deployment | On-premise IP PBX |
| Ideal Use | Enterprises, hotels, campuses, large offices, call centers |
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