2.1 DSR Features

This chapter provides a high-level overview of DSR features that may impact OAM interfaces and activities.

For a list of all features, refer to DSR Release Notes.

For additional information about various features, refer to the DSR Feature Guide.

Note:

For information about upgrade planning and required procedures before the upgrade, refer to the DSR Software Upgrade Guide.

The following features and enhancements that are introduced in this release.

• Diameter End-To-End Security: The Diameter protocol plays a crucial role in modern telecommunications networks for Authentication, Authorization, and Accounting (AAA) functions. To enhance the security of Diameter messages, oracle introduces Diameter End-to-End Security (DESS) feature, allowing the signing and verification of messages exchanged between network nodes. For more information, see Oracle Communications Diameter Security Application User Guide with UDR.
• Enhanced Address Resolution: Enhanced Address Resolution is an advanced networking protocol designed to improve the efficiency and reliability of address resolution processes in modern networks. For more information, see Oracle Communications Diameter Signaling Router Range Based Address Resolution User Guide.
• DSR Routing list changes: Routing rules and rule actions are used to implement the routing behavior required by the operator. Routing rules are defined using combinations of the following data elements Destination-Realm, Destination-Host, Origin-Host, and Origin-Realm. For more information, see Oracle Communications Diameter Signaling Router Feature Guide.
• LDAP Authentication: This enhancement allows operators to connect to their centralized user management systems for SSH users through LDAP, there by avoiding the need to create explicit users on DSR and simplifying the operations at customer. For more information, see Oracle Communications Diameter Signaling Router Operations, Administration, and Maintenance Guide.
• DSR Traffic Throttle Points and Groups Table Size Increase: The capacity for traffic management is enhanced by increasing the maximum number of Traffic Throttle Points and Traffic Throttle Groups per network element from 500 to 1500, and raising the maximum number of Shared Traffic Throttle Groups that can be marked as shared under the control of a single NOAM from 1000 to 3000. For more information, see Oracle Communications Diameter Signaling Router Diameter User Guide.