slbNewCfgGroupHealthCheckFormula
1.3.6.1.4.1.1872.2.5.4.1.1.3.4.1.20
The formula used to state the actual health of a virtual service.
It allows user to use the symbols of '(', ')', '|', '&' to
construct a formula to state the health of the server group.
This string can take the following formats :
'(1&2|3..)', '128' or 'none'
Example: Consider a group with 4 reals 1, 2, 3, 4. An example of
a formuala to mark the server group failed for the virtual server
if 1 and 2 FAILED or 3 and 4 FAILED is (1|2)&(3|4)
This formula will mark the virtual server UP, if 1 or 2 and 3 or 4
are health checked sucessfully.