Allen-Bradley Stratix 5400 User Manual page 194

Chapter 7 Configure Switch Features
Field Description
Type Choose one of these values:
• Single—Translate one address.
• Range—Translate a range of addresses.
• Subnet—Translate all addresses in the private subnet or a portion of the private subnet.
Range Type the number of addresses to translate. This field is available only if you choose Range in the Type field.
Valid values: 1...128
Default value = 1
IMPORTANT: Each address in the range counts as one translation entry. The switch supports a maximum of 128 translation entries.
Subnet Mask Type the subnet mask for the addresses to translate.
Valid values:
• Class B: 255.255.0.0
• Class C: 255.255.255.0
• Portion of Class C:
194
– 255.255.255.128 (provides 128 addresses per translation entry)
– 255.255.255.192 (provides 64 addresses per translation entry)
– 255.255.255.224 (provides 32 addresses per translation entry)
– 255.255.255.240 (provides 16 addresses per translation entry)
6. In the Gateway Translation area, click Add Row, complete the fields, and
click Save.
The gateway translation enables devices on the public subnet to
communicate with devices on the private subnet.
Field
Public
Private
7. (Optional). To configure traffic permits and packet fixups, see
Traffic Permits and Fixups on page
8. Click Submit.
Create NAT Instances for Traffic Routed through a Layer 2 Switch
To create a NAT instance for traffic that is routed through a Layer 2 switch,
follow these steps.
1. From the Configure menu, choose NAT to display the NAT window.
Rockwell Automation Publication 1783-UM007B-EN-P - March 2015
Description
Type the default gateway address of the Layer 3 switch or router that is
connected to the uplink port of the switch.
Type a unique IP address to represent the Layer 3 switch or router on the
private network.
199.
Configure