Product Documentation

Understanding the High Availability Health Check Computation

Sep 01, 2016

The following table summarizes the factors examined in a health check computation:

  • State of the CIs
  • State of the FISs
  • State of the route monitors

The following table summarizes the health check computation.

Table 1. High Availability Health Check Computation
FIS CI Route monitor Condition

N

Y

N

If the system has any CIs, all of those CIs must be UP.

Y

Y

N

If the system has any FISs, all of those FISs must be UP.

Y

Y

Y

If the system has any route monitors configured, all monitored routes must be present in the FIS.