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Events. Host_status DOWN UNREACHABLE OK. Host_control CRITICAL UNKNOWN OK. Host_status transitions. Possible initial conditions. A). Host_status DOWN. Host_control SDV flag Yes. default. B). Host_status OK. update. C). Host_status UNREACHABLE.
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Events Host_status • DOWN • UNREACHABLE • OK Host_control • CRITICAL • UNKNOWN • OK
Host_statustransitions Possibleinitialconditions A) Host_status • DOWN Host_control SDV flag • Yes default B) Host_status • OK update C) Host_status • UNREACHABLE Host_control SDV flag • No
Host_status DOWN transitions A to B Host_status • OK Host_control SDV flag • Yes Default (no action) A) Host_status • DOWN update update A to C Host_status • UNREACHABLE Host_control SDV flag • No
Host_status OK transitions B to A Host_status • DOWN Host_control SDV flag • Yes new Default (no action) B) Host_status • OK update B to C Host_status • UNREACHABLE Host_control SDV flag • No new
Host_status UNREACHABLE transitions C to B Host_status • OK update C) Host_status • UNREACHABLE update Host_control SDV flag • Yes C to A Host_status • DOWN
t Host1 – Param2 Flag = Yes Flag = Yes Host1 – Param1
t Host1 - UNREACHABLE Flag = Yes update Host1 – Param2 Flag = No Flag = No Host1 – Param1
t Host1 – Param4 Flag = No Host1 – Param3 Flag = No Host1 - UNREACHABLE Flag = Yes Host1 – Param2 Flag = No Flag = No Host1 – Param1
t Host1 – Param4 Flag = Yes Host1 – Param3 Flag = Yes update Host1 - UNREACHABLE Flag = Yes update Host1 – Param2 Flag = Yes Flag = Yes Host1 – Param1