ocr: 1. 2. Internet 3. Management server Load balancer Healthy Balance. Load balancers can "get a read" on the health of back-end resources by 1) assess- ing how servers respond to real requests and test queries generated by the load balancer itself, 2) receiving data generated by server-resident management agents, and/or 3) receiving data and alerts generated by third-party management software and/or "home-grown" scripts.
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