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C h a p t e r
5
Software Structure
In this chapter, you will learn about:
The software structure of the ZXMSG 5200.
Overview
The ZXMSG 5200 system software can be functionally divided into
operation support system, bearer system, H.248 system, CALL system,
database system and NM system. Being independent from each other,
each sub-system communicates with others by a messaging mechanism.
Software Structure
Figure 13 shows the system software structure.
F
IGU R E
13
S
OFT WAR E
S
TR U CT URE O F T HE
ZXMSG
5200
S
YS TE M
Database system
NM system
Hardware platform
Bearer system
H.248 system
Service (CALL) system
Operation support system
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