D-Link DGS-3212SR User Manual page 112

Transmitted Packet Errors
Select the desired switch using the Unit drop-down menu and the desired port using the Port drop-down menu.
The Update Interval field sets the interval at which the error statistics are updated.
The following fields can be set or are displayed:
Parameter
Unit
Port
Update Interval
ExDefer (Excessive
Deferral)
LateColl (Late
Collision)
ExColl (Excessive
Collision)
D-Link DGS-3212SR Layer 2 Gigabit Ethernet Switch
Figure 19-4. Tx Error Packets Line Chart
Description
Allows you to specify a switch in a switch stack using that switch's Unit ID.
15 indicates a switch in standalone mode.
Allows you to specify a port to monitor from the switch selected above.
The time between updates received from the switch, in seconds. Suspend
stops the updates. The default is 1s.
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.
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