Masquerading; Napt - Siemens SIMATIC NET SCALANCE SC-600 Configuration Manual

Configuring with Web Based Management
4.6 "Layer 3" menu
4.6.2.2

Masquerading

On this WBM page, you enable the rules for IP masquerading.
Description
The table has the following columns:
• Interface
Interface to which the setting relates. Only interfaces with configured subnets are
available.
• Enable Masquerading
When enabled, with each outgoing data packet sent via this interface, the source IP
address is replaced by the IP address of the interface.
4.6.2.3

NAPT

On this WBM page, you can configure a port translation in addition to the address
translation.
The following port translations are possible:
• From a single port to the same port:
If the ports are the same, the frames will be forwarded without port translation.
• From a single port to a single port
The frames are translated to the port.
• From a port range to a single port
The frames from the port range are translated to the same port (n:1).
• From a port range to the same port range
If the port ranges are the same, the frames will be forwarded without port translation.
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SCALANCE SC-600 Web Based Management (WBM)
Configuration Manual, 10/2021, C79000-G8976-C475-03