Server Message Block (SMB) 2.0 is the next version of the Common Internet File System (CIFS)/SMB protocol. CIFS can also be considered as SMB 1.0. This document describes the SMB 2.0 features, configuration details, and its implementation in Data ONTAP® 7.3.1. This document also describes SMB 2.0 benefits over CIFS (SMB 1.0), deployment use cases, best practices, and tools to diagnose and capture SMB 2.0 information.