code: private void winSuspendFaxJob(String serverName,int faxJobID)
      {
          synchronized(WindowsFaxClientSpiHelper.NATIVE_LOCK)
          {
              //pre native call
              this.preNativeCall();
              
              //invoke native
              WindowsJNIFaxClientSpi.suspendFaxJobNative(serverName,faxJobID);
          }
      }
docs: This function will suspend an existing fax job.
  
  @param   serverName
  The fax server name
  @param   faxJobID
  The fax job ID