Ip router table read, Precautions, Response codes – Omron SYSMAC CJ1W-EIP21 User Manual

Page 432: Command block response block parameters, Number of records (command, response)

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FINS Commands Addressed to EtherNet/IP Units or Built-in EtherNet/IP Ports

Appendix E

FINS Node Address
Node address for communications via the FINS command (in hexadecimal).

IP Address
IP number used by TCP/IP protocol (in hexadecimal).

Precautions

• If the IP address table contains fewer records than the number specified in the number of records parame-

ter, all the records contained in the IP address table when the command is executed will be returned and
the command execution will end normally.

• An error response will be returned if the IP address conversion method in the system mode settings is set

to the automatic generation method on the FINS/UDP Tab Page of the Unit.

Response Codes

IP ROUTER TABLE READ

Reads the IP router table.

Command Block

Response Block

Parameters

Number of Records (Command, Response)

The number of records to read is specified between 0000 and 0008 (0 to 8 decimal) in the command. If this
value is set to 0, the number of stored records will be returned but the IP router table records will not be
returned. The response returns the actual number of records read.

FINS node

number

1

00

IP address

6 bytes

Response code

Description

0000

Normal end

1001

Command too large

1002

Command too small

2307

IP address conversion method is set to the automatic genera-
tion method.

Number

of records

Command

code

27 61

Maximum

number

of stored

records

Number

of stored

records

Number

of records

IP router

table records

Response

code

Command

code

27 61

IP router

table records

8 bytes

8 bytes

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