Delta DVS-G928 series, User Manual

Page: 157 / 206

A p p e n d i x B M O D B U S T C P M a p
C - 9
C_
2 Get Interface Flags DWORD Interface status flags
3 Get Physical Address
ARRAY of 6
USINTs
MAC layer address
4 Get
Interface Counters STRUCT of:
In Octets UDINT Octets received on the interface
In Ucast Packets UDINT
Unicast packets received on the
interface
In Nucast Packets UDINT
Non-unicast packets received on
the interface
In Discards UDINT
Inbound packets received on the
interface but discarded
In Errors UDINT
Inbound packets that contain
errors (does not include In
Discards)
In Unknown Protos UDINT
Inbound packets with unknown
protocol
Out Octets UDINT Octets sent on the interface
Out Ucast Packets UDINT
Unicast packets sent on the
interface
Out Nucast
Packets
UDINT
Non-unicast packets sent on the
interface
Out Discards UDINT Outbound packets discarded
Out Errors UDINT
Outbound packets that contain
errors
5 Get
Media Counters STRUCT of: Media-specific counters
Alignment Errors UDINT
Frames received that are not an
integral number of octets in length
FCS Errors UDINT
Frames received that do not pass
the FCS check
Single Collisions UDINT
Successfully transmitted frames
which experienced exactly one
collision
Multiple Collisions UDINT
Successfully transmitted frames
which experienced more than one
collision
SQE Test Errors UDINT
Number of times SQE test error
message is generated
Deferred
Transmissions
UDINT
Frames for which first transmission
attempt is delayed because the
medium is busy
Late Collisions UDINT
Number of times a collision is
detected later than 512 bit-times
into the transmission of a packet
Excessive
Collisions
UDINT
Frames for which transmission fails
due to excessive collisions
MAC Transmit
Errors
UDINT
Frames for which transmission fails
due to an internal MAC sublayer
transmit error
Carrier Sense
UDINT
Times that the carrier sense