IP PBX for up to 2000 Users – UCM6510

Supports up to 2000 users, 200 concurrent calls and 64 conference attendees
1GHz quad-core Cortex A9 processor
1GB DDR3 Ram, 32GB Flash
Integrated T1/E1/J1 interface
2 PSTN trunk FXO ports
2 analog telephone/Fax FXS ports with lifeline capability
Security protection using SRTP, TLS and HTTPS encryption
Auto Discovery and Zero Configuration of Grandstream SIP endpoints