This object specifies the global rate limit configured
for this rate limiter class.
The global rate limit for this class is applied to every entity
which does not have its local rate limit of same class configured,
the value of the corresponding csrlLocalRateLimiterConfigured
is -2.
A value of -1 indicates that the global rate limit for
this rate limiter class is disabled.
A value of 0 indicates that the system does not allow any
packets for this rate limiter class to go through the
supervisor.