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