Grandstream UCM6302 IP PBX – Up to 1000 Users, 150 Concurrent Calls

Scalable Unified Communications IP PBX for Up to 1000 Users — Grandstream UCM6302

The Grandstream UCM6302 delivers a central business communications platform that brings together calling, extension management, meetings, the Wave app and remote work, with capacity for up to 1000 users and 150 concurrent calls.

Why Choose the UCM6302?

The UCM6302 provides an on-premise UCM system without the need to build several separate systems, with call management, recording, IVR, call queues, collaboration via Wave and integration with external systems.

Key Features

• Up to 1000 SIP users.


• Up to 150 concurrent G.711 calls.


• Up to 100 concurrent SRTP calls.


• 2 FXS and 2 FXO ports: connect analog devices and PSTN lines directly.


• Meetings: up to 8 concurrent public rooms with a maximum of 150 participants in total.


• Wave: calls, messaging and meetings from desktop, web and mobile.


• Advanced call management: IVR, call queues, ring groups, recording, voicemail, routes and CDR records.


• 3 Gigabit Ethernet ports: with PoE+ and NAT router support.


• GDMS and UCM RemoteConnect: for management and remote access.


• API: integration with CRM, PMS and business platforms.


• Enterprise-grade security: Secure Boot, unique certificate and SRTP/TLS/HTTPS.


• Asterisk 16 operating system.

Key Technical Specifications

• Model: UCM6302


• Type: Unified Communication IP PBX


• Users: up to 1000


• Concurrent Calls: up to 150


• Concurrent SRTP: up to 100


• FXS: 2


• FXO: 2


• Meetings: up to 8 rooms / 150 participants


• Network: 3 × Gigabit Ethernet with PoE+


• Management: GDMS + Web UI


• Remote Access: Wave + UCM RemoteConnect

Ideal For

Companies and organizations that need voice, video, meetings and extension management from a single platform.

Upgrade your organization's communications with a flexible central platform — order the Grandstream UCM6302 from Catcher.