Variable name Meaning Function Data type
Range of
values
Reference
_EIP_PortErr Communications Port
Error
This is the error status variable for the
communications port.
NX-series CPU Units: Represents the
collective status of the following error
flags.
• _EIP1_MacAdrErr (Port1 MAC Ad-
dress Error)
• _EIP1_LanHwErr (Port1 Communica-
tions Controller Error)
• _EIP1_EtnCfgErr (Port1 Basic Ether-
net Setting Error)
• _EIP1_IP
AdrCfgErr (Port1 IP Address
Setting Error)
• _EIP1_IPAdrDupErr (Port1 IP Address
Duplication Error)
• _EIP1_BootpErr (Port1 BOOTP Serv-
er Error)
• _EIP_DNSCfgErr (DNS Setting Error)
• _EIP_DNSSrvErr (DNS Server Con-
nection Error)
• _EIP_IPRTblErr (IP Route Table Error)
NJ-series CPU Units: Represents the col-
lective status of the following error flags.
• _EIP_MacAdrErr (MAC Address Error)
• _EIP_LanHwErr (Communications
Controller Error)
• _EIP_EtnCfgErr (Basic Ethernet Set-
ting Error)
• _EIP_IPAdrCfgErr (IP Address Setting
Error)
• _EIP_IPAdrDupErr (IP Address Dupli-
cation Error)
• _EIP_BootpErr (BOOTP Server Error)
• _EIP_IPRTblErr (IP Route Table Error)
Note If a Link OFF Detected or Built-
in EtherNet/IP Processing Er-
ror occurs, it is recorded in the
event log and then the corre-
sponding bit turns ON.
Refer to information on the
meanings of the error status
bits at the end of this appendix
for details.
WORD 16#0000 to
16#00F0
page 3-37
3 System-defined Variables Related to the Built-in EtherNet/IP Port
3-4
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
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