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Ports Indication HA100 works with UCM6510 to achieve High Availability function. It contains a set of external ports and splits each of them into two internal ports: Port A and Port B. The front panel contains the internal HA100 ports: The ports on the 2 UCM6510s should be connected to each Port A and Port B re- •...
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USB-to-RS485 cable to switch connection from Port A to Port B. The backup 1. Connect one end of the Ethernet cable to the WAN port of the HA100 and the UCM (UCM6510 B) will then be successfully connected and resume service.