
Key Features
- Connects and constantly monitors two UCM6510 together for high availability
- Smart failover solution that automatically switches to a hot-standby secondary UCM6510 if the primary one fails
- Up to 14 LED indicators showing real-time status of all of the telecom lines, network links, auxiliary devices, etc
- Gratuitous ARP forces SIP endpoints to refresh the MAC address of the new UCM6510 without interruptions
- Fast 10 to 50 second system switching time depending on the number of registered endpoints
- UCM6202 and UCM6204 support up to 500 users and 30/45 concurrent calls, UCM6208 supports up to 800 users and 100 concurrent calls
- Auto Discovery and Zero Configuration of Grandstream SIP endpoints
- Integrated 2/4/8 PSTN trunk FXO ports, 2 analog telephone FXS ports with lifeline capability and up to 50 SIP trunk accounts
- Gigabit network ports with Integrates PoE, USB, SD card
- Supports up to a 5-level IVR (Interactive Voice Response)
- Built-in call recordings server; recordings accessible via web user interface
- Built-in Call Detail Records (CDR) for tracking phone usage by line, date, etc.
- Supports multi-language auto-attendant and call queue to efficiently handle incoming calls
- Strongest possible security protection using SRTP, TLS and HTTPS encryption
- Supports any SIP video endpoint that uses the H.264, H.263 or H.263+ codecs