code: protected void createFaxClientSpi(String type)
      {
          //setup fax client SPI configuration
          Properties configuration=this.createFaxClientSpiConfiguration();
          
          //create fax client SPI
          this.faxClientSpi=FaxClientSpiFactory.createChildFaxClientSpi(type,configuration);
      }
docs: This function creates a new fax client SPI based on the provided configuration.
  
  @param   type
  The fax client type