Delta DVS-328 series, User Manual

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D V S S e r i e s M a n a g e d E t h e r n e t S w i t c h U s e r M a n u a l
C - 2 0
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 Errors UDINT
Times that the carrier
sense condition was lost
or never asserted when
attempting to transmit a
frame
Frame Too Long UDINT
Frames received that
exceed the maximum
permitted frame size
MAC Receive Errors UDINT
Frames for which
reception on an interface
fails due to an internal
MAC sublayer receive
error
10 Get Interface Label SHORT_STRING
Human readable
identification
Common Services
Service Code
Need in Implementation
Service Name Description of Service
Class Instance
0x0E V V Get_Attribute_Single
Returns the contents of
the specified attribute.
Base Switch Object (0x51)
Class Attributes
Attr ID Access Rule Name Data Type Description of Attribute
1 Get Revision UINT
Revision of this object. The
current value assigned to this
values is 1
Instance Attributes
Attr ID Access Rule Name Data Type Description of Attribute
1 Get Device Up Time UDINT
Time since device was
powered up (s)
( Note: the value is 32-bit )
2 Get Total port count UDINT
Number of physical ports
3 Get
System Firmware
Version
SHORT_STRING
Human readable
representation of System
Firmware Version ( Note:
ASCII characters, max