User`s guide

Industrial Protocols EtherNet/IP
2-6
The following tables summarize the attributes of the Ethernet Link object.
There are some vendor specific attributes in the table (Starting from attribute Id 100).
Class Attribute List
Attr ID
Access
Rule
Name
Data Type
Description
1
Get
Revision
UINT (16)
Revision of this object
2
Get
Max Instance
UINT (16)
Maximum instance number of an object
currently created in this class level of the device
3
Get
Number of Instances
UINT (16)
Number of object instances currently created in
this class level of the device
6
Get
Maximum ID Number
Class Attributes
UINT (16)
The attribute ID number of the last class
attribute of the class definition implemented in
the device
7
Get
Maximum ID Number
Instance Attributes
UINT (16)
The attribute ID number of the last instance
attribute of the class definition implemented in
the device
100
Get
Moxa-specific Revision
UINT (16)
Revision of Moxa specific attributes and services
Instance attribute list
Attr
ID
Access
Rule
Name
(Struct.)
Data Type
Description
1
Get
Interface Speed
UDINT (32)
Interface speed currently in use
(Speed in Mbps, e.g., 0, 10, 100,
1000, etc.)
2
Get
Interface Flags
DWORD (32)
Refer to the Interface Flags table.
3
Get
Physical Address
ARRAY of 6
USINT(8)
MAC layer address (The System
MAC address).
4
Get
Interface Counters
(Struct.)
Counters relevant to the receipt
of packets.
In Octets
UDINT (32)
Octets received on the interface.
In Ucast
Packets
UDINT (32)
Unicast packets received on
the interface.
In NUcast
Packets
UDINT (32)
Non-unicast packets received on
the interface.
In
Discards
UDINT (32)
Inbound packets received on
the interface but are discarded.
In Errors
UDINT (32)
Inbound packets that contain
Errors (does not include In
Discards).
Out Octets
UDINT (32)
Octets sent on the interface.
Out Ucast
Packets
UDINT (32)
Unicast packets sent on the
interface.
Out
NUcast
Packets
UDINT (32)
Non-unicast packets sent on
the interface.
Out
Discards
UDINT (32)
Discarded outbound packets.
Out Errors
UDINT (32)
Outbound packets that contain
errors.
5
Get
Media Counters
(Struct.)
Alignment
Errors
UDINT (32)
Received frames that are not an
integral number of octets in
length.
FCS Errors
UDINT (32)
Received frames that do not pass
the FCS check.
Single
Collisions
UDINT (32)
Successfully transmitted frames
which experienced exactly one
collision.
Multiple
Collisions
UDINT (32)
Successfully transmitted frames
which experienced more than one
collision.
SQE Test
Errors
UDINT (32)
Number of times the SQE test
error message is generated.