3 System-defined Variables Related to the Built-in EtherNet/IP Port
3-10
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
_EIP2_IPAdrCfgErr
Port2 IP Address Set-
ting Error
Indicates the IP address setting errors for
the communications port 2.
TRUE:
• There is an illegal IP address
setting.
• A read operation failed.
• The IP address obtained from
the BOOTP server is incon-
sistent.
FALSE: Normal
Note You can use this system-defined vari-
able only for the NX701 CPU Units.
BOOL TRUE or
FALSE
page 3-40
_EIP_IPAdrDupErr IP Address Duplica-
tion Error
NX-series CPU Units: Indicates that the
same IP address is assigned to more than
one node for the communications port 1.
TRUE: Duplication occurred.
FALSE: Other than the above.
NJ-series CPU Units: Indicates that the
same IP address is assigned to more than
one node.
TRUE: Duplication occurred.
FALSE: Other than the above.
BOOL TRUE or
FALSE
page 3-41
_EIP1_IPAdrDupErr Port1 IP Address
Duplication Error
Indicates that the same IP address is
assigned to more than one node for the
communications port 1.
TRUE: Duplication occurred.
FALSE: Other than the above.
Note You can use this system-defined vari-
able only for NX-series CPU Units.
BOOL TRUE or
FALSE
page 3-41
_EIP2_IPAdrDupErr Port2 IP Address
Duplication Error
Indicates that the same IP address is
assigned to more than one node for the
communications port 2.
TRUE: Duplication occurred.
FALSE: Other than the above.
Note You can use this system-defined vari-
able only for the NX701 CPU Units.
BOOL TRUE or
FALSE
page 3-41
_EIP_DNSCfgErr
*1
DNS Setting Error Indicates that the DNS or hosts settings
are incorrect. Or, a read operation failed.
TRUE: Setting incorrect or read failed
FALSE: Normal
BOOL TRUE or
FALSE
page 3-41
Variable name Meaning Function Data type
Range of
values
Reference
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