Siemens SICAM AK 3, User Manual

Page: 256 / 260

Automation Units and Automation Networks
256
SICAM RTUs, SICAM AK 3 User Manual
Edition 07.2016, DC2-028-2.03
6.4.3 SICAM AK 3 as Telecontrol Substation with IPSec VPN via GPRS
Network
Hint
You must enter the extern visible IP-address of the GPRS router as default gateway in parameter
Net-
work settings| IP address
, in this example 192.168.1.2
GSM/GPRS
Substation Zone
Office Zone
Control Center Zone
SICAM
TOOLBOX II
UDP
IEC 61850
-5-104
https
NTP Server
SNMP Manager
SICAM
WEB
IP
S
e
c
V
P
N
T
u
n
n
el
protected
https
Router Cisco 1941
SICAM AK 3
SIC A M A K SIC A M A K
C P - 2016
IP
S
e
c
V
P
N
T
u
n
n
e
l
GPRS Modem
Siemens Scalance M874-2 2.5G-Router
static IP address:
90.90.90.81 (GPRS-VPN)
IPSec VPN tunnel remote gateway IP address
:
192.168.1.151
IP address: 172.17.0.254
Control system
IP address:
172.17.0.22
Subnet mask: 255.255.248.0
IPSec VPN tunnel remote PEER subnet
IPSec VPN tunnel remote PEER subnet mask
:
:
172.17.0.0
255.255.248.0
GPRS Modem
Siemens Scalance M874-2 2.5G-Router
static IP address:
90.90.90.82 (GPRS-VPN)
internal 2nd IP address: 192.168.1.2
Own IP address
IPSec VPN own
tunnel IP address
IPSec VPN own
tunnel subnet mask
................
.....................
.............
.........
......
172.16.0.3
255.255.0.0
192.168.1.151
192.168.1.161
255.255.255.0
Subnet mask
Default gateway
Possible interface conigurations:
X0 (PRE0): ET24 on CPCX26 or PCCX26
X1 (PRE1): ET24 on CPCX26 or PCCX26
X3 (PRE3): SM-2558/ETA4 on BSE
CP-2016 or CP-2019