3-11
3 System-defined Variables Related to the Built-in EtherNet/IP Port
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
3-2 System-defined Variables
3
_EIP_BootpErr BOOTP Server Error NX-series CPU Units: Indicates that a
BOOTP server connection failure
occurred on the communications port 1.
TRUE: There was a failure to connect to
the BOOTP server (timeout).
FALSE: The BOOTP is not enabled, or
BOOTP is enabled and an IP
address was normally obtained
from the BOOTP server.
NJ-series CPU Units: Indicates that a
BOOTP server connection failure
occurred.
TRUE: There was a failure to connect to
the BOOTP server (timeout).
FALSE: The BOOTP is not enabled, or
BOOTP is enabled and an IP
address was normally obtained
from the BOOTP server.
BOOL TRUE or
FALSE
page 3-42
_EIP1_BootpErr Port1 BOOTP Server
Error
Indicates that a BOOTP server connection
failure occurred on the communications
port 1.
TRUE: There was a failure to connect to
the BOOTP server (timeout).
FALSE: The BOOTP is not enabled, or
BOOTP is enabled and an IP
address was normally obtained
from the BOOTP server.
Note You can use this system-defined vari-
able only for NX-series CPU Units.
BOOL TRUE or
FALSE
page 3-42
_EIP2_BootpErr Port2 BOOTP Server
Error
Indicates that a BOOTP server connection
failure occurred on the communications
port 2.
TRUE: There was a failure to connect to
the BOOTP server (timeout).
FALSE: The BOOTP is not enabled, or
BOOTP is enabled and an IP
address was normally obtained
from the BOOTP server.
Note You can use this system-defined vari-
able only for the NX701 CPU Units.
BOOL TRUE or
FALSE
page 3-42
_EIP_IPRTblErr
IP Route Table Error
NX-series CPU Units: Indicates that the
default gateway settings or IP router table
settings are incorrect.
Or, a read operation failed.
TRUE: Setting incorrect or read failed
FALSE: Normal
NJ-series CPU Units: Indicates that the IP
router table or hosts settings are incorrect.
Or, a read operation failed.
TRUE: Setting incorrect or read failed
FALSE: Normal
BOOL TRUE or
FALSE
page 3-43
Variable name Meaning Function Data type
Range of
values
Reference
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