Pool - Siemens SCALANCE XM-400 Configuration Manual

Configuring with Web Based Management
5.6 The "Layer 3 (IPv4)" menu
Procedure
To create a 1:1 address translation, proceed as follows:
1. Select the a NAT interface from the "Interface" drop-down list:
2. In "Inside Local Address" enter the actual address of the device that should be reachable
from external.
3. In "Inside Global Address" enter the address at which the device can be reached from
external.
5.6.3.3

Pool

On this WBM page, you configure dynamic address translations.
As default, a device in the internal network cannot be reached from an external network. If the
internal device wants to communicate in an external network, an inside global address is
assigned to it dynamically. Using this inside global address, the internal device can be reached
from the external network until the timer of the connection elapses.
Description
The page contains the following boxes:
● Interface
Select the a NAT interface from the drop-down list for which you want to create further NAT
configurations.
● Inside Global Address
Enter the start address for the dynamic assignment of addresses at which devices will be
reachable from external.
● Inside Local Address Mask
Enter the address mask of the external subnet.
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SCALANCE XM-400/XR-500 Web Based Management (WBM)
Configuration Manual, 05/2017, C79000-G8976-C248-12