AirLive ES-4000 v2 - Manual (Page 160)

N otes:
1. After the deployment finished, the Backup device will substitute for Master device once it breaks down.
(The two devices detect each other for status through Port1 and Port 2 connection.)
2. When there is any data or firmware version variation between the two devices, the synchronization will
immediately function through the Port 2. (Figure 10-7)
Fig. 10-7 An illustration of how High Availability works
When the Port 2 is broken or the connector is loosened, it only ceases the function of synchronization
instead of triggering it off.
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