To Configure Message Optimization in a Web Service

1. In the IDE Projects window, expand the Web Services node, right-click the CalculatorWS node, and choose Edit Web Service Attributes.

   The Web Service Attributes editor appears.

2. Select the Optimize Transfer of Binary Data (MTOM) check box, as shown in Figure 5–1, and click OK.

   This setting configures the web service to optimize messages that it transmits and to decode optimized messages that it receives.

   Figure 5–1 Enabling MTOM