This object specifies whether GGSN will be sending
the radius attribute, IMSI value, in any of the
radius requests to the radius server or not. When set
to 'true', the IMSI attribute will not be sent by
the GGSN. When set to 'false', the IMSI attribute
will be sent by the GGSN. This object is obsoleted by
cgprsAccPtSuppressRadiusAttribs.