Chapter 2; System Description; Operation Support Subsystem - Zte zxmsg 5200 Technical Manual

C h a p t e r

System Description

This chapter covers the following topics:
Operation Support
Subsystem
Introduction Operation Support Subsystem (OSS) is based on Board Support
Package (BSP), driver and real time OS Vxworks. The subsystem
provides a uniform platform to upper-layer applications for
completion of various functions.
Functions OSS functions are as follows:
2

Operation Support Subsystem

Protocol Subsystem
Service System
Bearer Subsystem
Operation and Management subsystem
Database Subsystem
TMS Subsystem
Media Gateway Control Protocol (Megaco/H.248)
System Hardware
Technical Specifications
Task and process management
Intra-card and inter-card communication
Memory management
Timer management
File system management functions
Version loading
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