When a message is sent across the network many things can go wrong. The message can be lost, dropped or sent in wrong order. This can happen due to a variety of reason, network failure, network congestion and proxy failure are few reasons among many other reasons. WCF Reliablity features sessions are used to take care most of the above issues. There are two types of reliability Message reliability and Transport reliability. These reliability features simplifies coding needed. Enabling reliable session Reliable sessions are built on top of SOAP messaging and enables connection maintenance, verification and message ordering. Turning on reliable session allow the application to ignore duplicates, retry dropped connection and reestablish connections, notify service when the client is not available anymore. However, the cost of this reliability is increased traffic. Reliable session is easy to turn on. For some binding the reliable session is on by default whereas for ot...
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