Grandstream UCM6304 – Enterprise-Grade Unified Communication & Collaboration IP PBX

The UCM6304 is a powerful unified communication and collaboration platform designed for mid-to-large businesses. It centralizes voice, video, messaging, conferencing, mobility, and data integrations—all in one secure, scalable IP PBX solution. �� Key Features (UCM6304): User & Call Capacity:Supports up to 2,000 users and 300 concurrent calls(Expandable via Grandstream RemoteConnect cloud services) Integrated Collaboration:Built-in video conferencing, voice calls, chat, and web meetings accessible through: Wave App for Android, iOS, Chrome, and Firefox SIP endpoints and desktop interfaces Multi-Platform Access:Seamlessly connects remote and local teams using Wave App, browsers, or physical IP phones Security: Secure boot Unique device certificates Randomized default passwords TLS and SRTP encryption for secure communications Connectivity: 4 FXS ports (analog phones) 4 FXO ports (PSTN lines) 3 Gigabit auto-sensing RJ45 ports with integrated NAT router and PoE support Codec Support: Voice: Full-band Opus, G.722, G.711, G.729, etc. Video: H.264, H.263, H.263 , H.265, VP8 Jitter resilience for up to 50% packet loss Remote Access & NAT Traversal:Built-in NAT firewall traversal with automated configuration for secure remote communication Third-Party Integration:API support for CRM and PMS platforms Cloud & Local Management: Compatible with GDMS (Grandstream Device Management System) for cloud setup and monitoring Supports on-premise control via GWN Manager Operating System:Built on Asterisk v16, an open-source telephony platform �� Technical Specifications (UCM6304): Specification Details Max Users 2,000 Max Concurrent Calls 300 FXS Ports 4 FXO Ports 4 LAN Ports 3 x Gigabit RJ45 (auto-sensing with PoE ) Audio Codecs Opus, G.722, G.711, G.729, etc. Video Codecs H.264, H.263, H.263 , H.265, VP8 Conferencing Voice, Video, Web (built-in) Security TLS/SRTP, secure boot, random default password Remote Access NAT traversal, cloud-based or direct via Wave app Power Supply Universal power supply (supports PoE ) Management Platforms GDMS Cloud, GWN Manager (on-premise) Operating System Asterisk v16 �� Technical Specifications (UCM6304): Specification Details Max Users 2,000 Max Concurrent Calls 300 FXS Ports 4 FXO Ports 4 LAN Ports 3 x Gigabit RJ45 (auto-sensing with PoE ) Audio Codecs Opus, G.722, G.711, G.729, etc. Video Codecs H.264, H.263, H.263 , H.265, VP8 Conferencing Voice, Video, Web (built-in) Security TLS/SRTP, secure boot, random default password Remote Access NAT traversal, cloud-based or direct via Wave app Power Supply Universal power supply (supports PoE ) Management Platforms GDMS Cloud, GWN Manager (on-premise) Operating System Asterisk v16 Related Product of Grandstream -The award winning Communication Solution provider Grandstream GRP2601P Grandstream GRP2602P Grandstream UCM6302 SKU: UCM6304 Categories: Grandstream IPPBX, IP PBX Tags: Asterisk pbx, Grandstream, ip telephony, IPPBX, UCM6300 Series