Network structures and topologies
2.2 Configurations
Station control system
System Manual, 07/2009, C79000-G8976-C178-07
93
IP-based communication via GPRS with simple security (simple Internet communication)
VPN tunnel (MSC)VPN tunnel (MSC)
DSL
router
Dynamic
IP address
Dynamic
IP address
Station
Control center
Station
Dedicated line
to Internet, e.g.
DSL connection
with flat rate and
preferably
fixed IP address
GPRS network
S7-300 with
TIM 3V-IE Adv.
S7-300 with
TIM 3V-IE or
TIM 3V-IE Adv.
DSL router
TIM
4R-IE
Industrial
Ethernet
MD720-3
SINAUT
ST7cc/sc
Internet
Figure 2-5 IP-based communication (GPRS/DSL) with MSC protocol via MD720-3 modem
To Next Page
Loading...
