The value of svcTlsGroupOperStatus indicates service instantiation
status of this service group.
A value of 'down' indicates:
-- svcTmplGroupAdminStatus is set to 'disabled' or
-- services for this group are being instantiated or
-- service instantiation failed for this group. svcTlsGroupLastError
provide information on the error encountered.
A value of 'up' indicates that all services for this group have been
successfully instantiated.
A value of 'inProgress' indicates that this group is in process of
transitioning to another state.