5-3
5 Sysmac Studio Settings for the EtherNet/IP Unit
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
5-2 TCP/IP Settings Display
5
5-2 TCP/IP Settings Display
IP Address
*1 For details on setting IP addresses, refer to 4-2 Setting the IP Address of the EtherNet/IP Unit.
*2 These settings are required if you select Fixed setting.
*3 The node address that is set on the rotary switches on the front panel of the EtherNet/IP Unit is set as the
default.
DNS
*1 These settings are required when DNS is used.
*2 Due to Ethernet restrictions, you cannot specify the IP addresses that are described below.
• IP addresses that start with 127, 0, or 255 (decimal)
• Class-D IP addresses (224.0.0.0 to 239.255.255.255)
Setting Description Default
IP address setting method
Select the setting method for the IP address for the EtherNet/IP Unit.
*1
• Fixed setting
• Obtain from BOOTP server
• Fix at the IP address obtained from BOOTP server
Fixed setting
IP Address
*2
Set the IP address for the EtherNet/IP Unit.
None
*3
Subnet mask
*2
Set the subnet mask for the EtherNet/IP Unit. None
Default gateway
*2
Set the IP address of the default gateway for the EtherNet/IP Unit.
This setting is not required when a default gateway is not used.
None
Setting Description Default
DNS Enable using DNS if a DNS is used to resolve host names when host names
are specified for the remote communications nodes in CIP communications
and socket instructions.
A DNS server is required to use DNS.
Do not use.
Priority DNS server
*1*2
Set the IP address of the DNS server.
You can set priority and secondary IP addresses.
None
Secondary DNS server None
Domain name
*1
Sets the name of the domain to which the EtherNet/IP Unit belongs.
The EtherNet/IP Unit does not use the domain name in actual communica-
tions.
(Single-byte alphanumeric characters, dots, and hyphens: 48 characters
max.)
None