Rockwell Automation Publication 1783-UM007G-EN-P - February 2017 235
Configure Switch Features Chapter 7
Precedence Choose a role to assign to the redundant gateway that corresponds to a predefined precedence value. The switch transmits the precedence value is
advertise messages and is used to select the redundant gateway when multiple redundant gateways are configured. A higher value means higher
precedence. When two DLR redundant gateways have the same precedence, the device with the numerically highest MAC address will become the
redundant gateway.
Valid values:
• None—0
• Primary—255
• Backup 1—100
• Backup 2—90
• Backup 3—80
• Custom—Type a value from 0…255
Enable Sending Learning
Update Frame
Check the checkbox to enable learning update messages.
Default: Enabled
Gateway Uplink Ports Check the Enable checkbox for each uplink port on which to enable redundant gateway.
Table 49 - Redundant Gateway Configuration Fields (continued)
Field Description
Table 50 - DHCP Fields
Field Description
Obtain IP settings automatically for DLR devices
using DHCP
Check the checkbox to enable the ring DHCP server on the DLR supervisor device.
Intended Role of DHCP Server Choose the role to assign to the DHCP server:
• Primary—The DLR supervisor functions as the active ring DHCP server.
• Backup—The DLR supervisor functions as the backup ring DHCP server.
Number of Ring Members Choose the number of devices in the ring, including switches.
Ring Member Displays the order of devices in the ring when the switch is the ring supervisor. The switch is always ring member 1.
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