Huawei U-SYS MRS6100 - 1.2 System Networking

Technical Manual
U-SYS MRS6100 Media Resource Server Chapter 1 System Overview
Huawei Technologies Proprietary
1-2
1.2 System Networking
Figure 1-1 shows the MRS6100 in the NGN.
Figure 1-1 MRS6100 in the NGN
I. Service management layer
The service management layer provides value-added services and operation support
based on the established calls. It includes the following entities:
z MRS6100
It provides the media processing functions in the basic and enhanced services,
including service announcement, conference, interactive voice response (IVR),
notification, and advanced tone services.
z iOSS
The integrated operation support system (iOSS) includes the network
management system (NMS) and the integrated billing system.
z AS
The application server (AS) is a stand-alone device at the service management
layer. It provides the following functions:
1) Create and manage the logic related to the value-added services and
intelligent network services
2) Provide various open application programming interfaces (API).
3) Provide the development platform for the thirty-party services.
4) Separate service control from call control. This helps introduces new
services.
z Policy Server
It manages the policies for the following aspects: