Introduction

The LSMS is a secure and reliable Local Number Portability (LNP) system that enables customers to administer their LNP data in a central place. The LSMS provides the following functions:

• Receives LNP data from Number Portability Administration Centers (NPACs)

• Enables customers to enter locally provisioned data such as Override Global Title Translation (OGTT) data

• Forwards all NPAC and locally provisioned data to up to eight EAGLE systems

For more information about the LNP functions provided by the LSMS, refer to Database Administrator's Guide and LNP Database Synchronization User's Guide.

This chapter provides an overview of:

• LSMS system architecture

• Proactive termination and re-establishment of LSMS connectivity

• Hardware and software design features that provide high availability of the LSMS

• Third-party and Oracle software components used by the LSMS

For additional information about the hardware, refer to Application B Card Hardware and Installation Guide.