If there is a problem in a request for service, this structure is returned.

All

The Operation ID of the service request.

ACU_OP_TYPE_REJECT

struct acu_ss_reject
{
  struct acu_ext_hdr ext_hdr;       /* Extension header                 */
  struct acu_ss_hdr  ss_hdr;        /* Supp. services header            */
  uchar              local_cause;   /* From SS_REJECT_LOCAL_ constants  */
  uchar              network_cause; /* From SS_REJECT_NETWORK_ constants*/
  pad6
};

The local_cause and network_cause fields indicate the reason for the rejection.