Precautions For Ethernet Connection - Mitsubishi MELSEC Q series User Manual

2.2

Precautions for Ethernet Connection

This section describes precautions for connecting a personal computer to the CPU module over Ethernet.
(1) When the Windows Firewall setting is enabled
Disable the Windows Firewall setting.
(2) When multiple IP addresses are valid at the same time
Do not select direct connection setting when two or more IP addresses are valid at the same time as follows:
• To multiple Ethernet ports (network devices) of a personal computer, multiple IP addresses are assigned.
• Wireless LAN setting is enabled, in addition to the Ethernet port setting of the personal computer.
• To one Ethernet port of the personal computer, more than one IP address are assigned.
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