Operation Diagnostics
9.5 Event counter on port level
The port statistics table allows experienced network administrators to identify
possible problems occuring in the network.
This table shows you the contents of various event counters. In the menü
item restart with "Restart Switch", "Hot restart" or "Reset port counters" you
can reset all event counters to zero.
The counters add up the events transmitted and the events received.
Counter
Received Fragments
CRC error
Collisions
Table 14: Examples indicating possible problems
V Select the Diagnostics:Ports:Statistics dialog.
V For reseting port counters select "Reset port counters" in the Ba
sics:Restart dialog.
180
Possible Problems
– The controller of the connected device is faulty.
– Electromagnetic interference is injected into transfer medium.
– The controller of the connected device is faulty.
– Electromagnetic interference is injected into transfer medium -
there is a faulty component in the network.
– The controller of the connected device is faulty.
– The network expansion is too big or the line is too long.
– A packet has collided with an intererence signal.
9.5 Event counter on port level
Basic - L3P
Release 3.1 06/07