Rockwell Automation 1783-BMxxx Stratix 5700 Ethernet Managed Switches User Manual - Manual (Page 156)

156 Rockwell Automation Publication 1783-UM004E-EN-P - June 2014
Chapter 4 Manage the Switch via the Device Manager Web Interface
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.
7. (Optional). To configure traffic permits and packet fixups, proceed to
Configure Traffic Permits and Fixups on page 161 .
8. Click Submit.
Type Choose one of these values:
• Single—Translate a single address.
• Range—Translate a range of addresses.
• Subnet—Translate all of the 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:
– 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)
Field Description
Field Description
Public Type the default gateway address of the Layer 3 switch or router connected
to the switch’s uplink port.
Private Type a unique IP address to represent the Layer 3 switch or router on the
private network.