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Figure 1-12 shows the dependencies between the various IT components involved.
Appl.-Sys. stands for the monitored application systems that will be loaded with the Tivoli
Enterprise Management Server. At the very least, all of them will host an operating system
agent. Additionally, they will have agents for the applications they host, such as DB2
Universal Database, Hypertext Markup Language (HTTP) Server, and so on.
Note the following points:
򐂰 All these agents connect to the appropriate primary and secondary Remote Tivoli
Enterprise Management Server
򐂰 On z/OS, the agents connect only to the local Remote Tivoli Enterprise Management
Server, using SNA
򐂰 The Tivoli Enterprise Management Server Remote is connected to the Hub Tivoli
Enterprise Management Server
AIX
TEPS
IBM TM
O U U
S M D
Remote
TEMS
Windows
IBM TM
O U U
S M D
Hub
TEMS
Remote
TEMS
z/OS
z/OS
Remote
TEMS
Remote
TEMS
SNA
SNA
IBM OM Agent
IBM TM
O U U
S M D
CF
M C D O N S M Y
5 5 5 E 3 3 Q N
IBM OM Agent
M C D O N S M Y
5 5 5 E 3 3 Q N
Appl.-Sys.
Figure 1-12 General IT infrastructure environment and the team’s Tivoli environment assumptions
In the sections that follow, the different ways in which to place the two remaining components,
the Tivoli Enterprise Management Server Hub and the Tivoli Enterprise Portal Server are
described.
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Infrastructure Solutions: Building a Smart Bank Operating Environment