14 IBM Tivoli Remote Control Across Firewalls
1.2.1 Session in a single-TMR environment
In order to fully understand how a Remote Control session works, it is important
to know in detail the entire data flow between the different elements of IBM Tivoli
Remote Control, starting with the most simple scenar io.

Data flow for single-TMR session

Figure 1-2 shows in detail how a Remote Control session works in a single-TMR
environment without firewall restrictions.
Figure 1-2 RC session data flow in a single-TMR environment
Based on Figure 1-2, here we provide a description of each step, from the time
the Tivoli Administrator opens the Remote Control Tool (RC Tool) until the
connection is established between the Controller and the Target.
The legend used in this diagram is explained as follows:
AThe Tivoli Administrator must first open an RC Tool to be able to
select a Target from a list. As the RC Tool is located in a Policy
Region, it needs to be opened as well.
RC Server
Controller
Target
RC Tool
PR
TMR Server
Endpoint Mgr Endpoint GW
Endpoint GW
H
B
AD
E
C
G
F
I
J
I
H
A