Vivotek NR9682-v2 64-Channel NVR (No HDD) - Manual (Page 181)

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User's Manual - 181
In the event of a server failover, a VAST2 server in the Redundant group takes over the
recording task. Note that depending on the network environment, the takeover can take up to 5
minutes.
Active VAST servers Redundant VAST servers
Active Group Redundant Group
Node 1
Node 2
Node 1
Node 2
Node 3
Server Group
Recording
LAN
Failed!