Oracle Net Primer

Abstract

This chapter describes the basics of Oracle Net. When using RMAN with active duplication, or to duplicate to a standby database, it’s critical to understand how to configure and use Oracle Net. The examples described shortly deal with Oracle Net in a single-instance (non-RAC) and non-Oracle Restart environment; in other words, a single vanilla Oracle database installed on a host with nothing special configured. This chapter is not a comprehensive guide for Oracle’s networking technology stack. Rather, it’s an introduction to foundational Oracle Net material. I’ve found that a thorough understanding of the default behavior of Oracle Net in a single-instance environment is critical to successfully using RMAN to duplicate databases. Therefore, this chapter focuses on the following elementary topics: