Siemens CP-8021 User Manual

Engineering via SICAM WEB
322 Unrestricted SICAM A8000 / CP-8000 • CP-8021 • CP-8022 Manual
DC8-037-2.02, Edition 10.2017
If parameter Network settings | IP addresses | Mode of Ethernet ports is set to
value 1 IP address (connected ports in switch mode), then the first MAC address (of X1) is
used on both local Ethernet interfaces.
If parameter Network settings | IP addresses | Mode of Ethernet ports is set to
value 2 IP addresses (independent ports), then separate MAC addresses are used for X1
and X4.
9.1.2.4.2 Access Options for the Engineering PC in Operation
DHCP service
used
DHCP server
available
Access option IP address
SICAM A8000
IP address engineering
PC
Autoconfigu-
ration = NO
Irrelevant Ethernet (X1) Own IP address
= <set value>
<free address in subnet of
SICAM A8000>
Autoconfigu-
ration = YES
Yes Ethernet (X1) Own IP address
= <automatic>
assigned by DHCP-
server, if DHCP is ena-
bled on the PC
Autoconfigu-
ration = YES
No Ethernet (X1) Own IP address
= <169.254.0.1>
<free address in subnet
169.254.0>
(IP address in
SICAM A8000 is not
routed)
Irrelevant Irrelevant
Ethernet (X4) Own IP address
(X4) = <set value>
<free address in subnet of
SICAM A8000>
*)
Irrelevant Irrelevant
Point-to-Point
(X2)
172.16.0.1 172.16.0.2 (assigned by
SICAM A8000)
*)
applies only if Mode of the Ethernet ports = 2 IP addresses (independent ports)
9.1.2.5 Security Settings for Internet Security (IPSec)
The settings for internet security reside in the direction tree under
SICAM A8000 CP-8022 | Master module | Network settings | Security
(the checkbox SHOW ALL PARAMETERS must be activated).
The communication over IPSec can be enabled with the parameter IP Security activat-
ed.
With activated IPSec VPN a firewall is automatically activated. Only activated services can
pass the firewall.
Interface Assignment
Furthermore, the assignment of the Ethernet interfaces according to the respective application
is necessary. You will find more information in section 9.1.7.2, Physical Interface for the
Communication.
You will find further information in appendix E.6, Usage with IPSec VPN.

Siemens CP-8021 Specifications

General

Brand	Siemens
Model	CP-8021
Category	Controller
Language	English