Siemens SINAUT MD741-1 System Manual page 94

Remote access
Enable SSH remote access
Yes
Access to the file system of the SINAUT MD741-1 from the external network via
SSH is allowed.
No
Access via SSH is not allowed.
SSH remote access port
Default: 22 (factory setting)
You can define a different port. However, if you have defined a different port, then
the external remote station conducting the remote access must specify the port
number defined here in front of the IP address when specifying the address.
Example:
If this SINAUT MD741-1 can be accessed from the external network using the
address 192.144.112.5, and if port 22222 has been defined for the remote access,
then this port number must be specified in the SSH client (e.g. PUTTY) at the
external remote station:
ssh -p 22222 192.144.112.5
Firewall rules for SSH remote access
New
Adds a new firewall rule for SSH remote access that you can then fill out.
Delete
Removes a firewall rule for SSH remote access that has been created.
From IP (External)
Specify here the address(es) of the computer(s) for which remote access is
allowed. You have the following options:
IP address or address range: 0.0.0.0/0 means all addresses. To specify a range,
use the CIDR notation - see the Glossary.
Action
Define how access to the specified SSH port will be handled:
Accept means that the data packets can go through.
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SINAUT MD741-1
C79000- G8976-C212