D-Link DGS-3312SR Product Manual page 191

Select the desired Switch using the Unit drop-down menu and the desired port using the Port drop-down menu. The Time
Interval field sets the interval at which the error statistics are updated.
The following fields can be set:
Parameter
Unit
Port
Clear
View Table
View Line Chart
ExDefer (Excessive
Deferral)
LateColl (Late
Collision)
ExColl (Excessive
Collision)
SingColl (Single
Collision)
Coll (Collision)
Time Interval <1s>
DGS-3312SR Gigabit Layer 3 Switch
Figure 8- 15. Tx Error Analysis (table) window
Description
Allows you to specify a Switch in a Switch stack using that Switch's Unit ID. The
number 15 indicates a Switch in standalone mode.
Allows you to specify a port to monitor − from the Switch selected above.
Clicking this button clears all statistics counters on this window.
Clicking this button instructs the Switch to display a table rather than a line graph.
Clicking this button instructs the Switch to display a line graph rather than a table.
The number of frames for which the first transmission attempt on a particular interface
was delayed because the medium was busy.
Late Collisions. The number of times that a collision is detected later than 512 bit-
times into the transmission of a packet.
Excessive Collisions. The number of frames for which transmission failed due to
excessive collisions.
Single Collision Frames. The number of successfully transmitted frames for which
transmission is inhibited by more than one collision.
An estimate of the total number of collisions on this network segment.
The time between updates received from the Switch, in seconds. The default is 1s.
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