Oracle Net Services

In the field of database computing, Oracle Net Services consists of sets of software which enable client applications to establish and maintain network sessions with Oracle Database servers. Since Oracle databases operate in a variety of software and hardware environments, Oracle Corporation supplies high-level transparent networking facilities with the intention of providing networking functionality regardless of differences in nodes and protocols.

Components

Oracle Corporation defines Oracle Net Services as comprising:

• Oracle Net
• listener
• Oracle Connection Manager
• Oracle Net Configuration assistant
• Oracle Net Manager

The listener

The listener process(es) on a server detect incoming requests from clients for connection and manage network-traffic once clients have connected to an Oracle database. The listener imnplememnts a listener.ora configuration-file to help keep track of names, protocols, services and hosts. Apart from pre-defined and known statically-registered databases, a listener can also accept dynamic service registration from a database.

Associated utilities and tools

Oracle software integrating closely with and/or depending on Oracle Net Services includes:

• Oracle Clusterware
• Oracle Data Guard
• Oracle Enterprise Manager
• Oracle Internet Directory
• Oracle RAC (real application clusters)
• Oracle Streams

References

• Arun Kumar, John Kanagaraj and Richard Stroupe: Oracle Database 10g Insider Solutions. Sams, 2005. ISBN 978-0672327919

External links

• "Oracle Network Configuration"