EtherNet/IP Explicit Connection Diagnostic Object

Overview

The EtherNet/IP explicit diagnostic object presents the instances, attributes, and services described below.

Class ID

353 hex

Instance IDs

The diagnostic object presents two instance values:

Attributes

The diagnostic object presents the following attributes.

Instance ID = 0 (class attributes):

Attribute ID (hex)	Type	Description
01	UINT	Revision
02	UINT	Maximum instance

Instance ID = 1 (instance attributes):

Attribute ID (hex)	Parameter	Type	Description
01	Originator connection ID	UDINT	O to T Connection ID
02	Originator IP	UINT	–
03	Originator TCP port	UDINT	–
04	Target Connection ID	UDINT	T to O Connection ID
05	Target IP	UDINT	–
06	Target TCP port	UDINT	–
07	Msg Send Counter	UDINT	Incremented each time a Class 3 CIP message is sent on the connection.
08	Msg Receive Counter	UDINT	Incremented each time a Class 3 CIP message is received on the connection.

Service Supported

The object performs the following services upon the listed object types:

Service ID (hex)	Service Name	Class	Instance
01	Get_Attributes_All	X	X