User Manual

Rockwell Automation Publication ENET-IN002F-EN-P - January 2014 23
Install a 1756 EtherNet/IP Communication Module Chapter 1
• In the IP Address field, type the IP address.
• In the Network Mask field, type the network mask address.
• In the Gateway Address field, type the gateway address.
• In the Primary Name Server field, type the IP address.
• In the Secondary Name Server field, type the IP address.
• In the Domain Name field, type the domain name.
• In the Host Name field, type the host name.
7. Configure the port settings.
8. Click OK.
To Then
Use the default port speed and
duplex settings
Leave Auto-negotiate port speed and duplex checked.
This setting determines the actual speed and duplex setting.
Manually configure your port’s
speed and duplex settings
Follow these steps.
1. Clear the Auto-negotiate port speed and duplex checkbox.
2. From the Current Port Speed pull-down menu, choose a port
speed.
3. From the Current Duplex pull-down menu, choose the appropriate
Duplex value, that is, Half Duplex or Full Duplex.
IMPORTANT
Consider the following when you configure the module’s port settings:
• If the module is connected to an unmanaged switch, leave Auto-
negotiate port speed and duplex checked or communication may
be impaired.
• If you are forcing the port speed and duplex with a managed
switch, the corresponding port of the managed switch must be
forced to the same settings or the module will fail.