Hirschmann RS20 User Manual page 175

Operation Diagnosis
No. Automatic
configuration
15
Off
16
Off
Table 21: Evaluation of non-matching of the duplex mode (cont.)
Activating the detection

 Select the Switching:Global dialog.
 Select "Enable duplex mismatch detection". The device then checks
whether the duplex mode of a port might not match the remote port.
If the device detects a potential mismatch, it creates an entry in the
event log and sends an alarm (trap).
enable
configure
bridge duplex-mismatch-detect
operation enable
bridge duplex-mismatch-detect
operation disable
UM BasicConfig L2E
Release 8.0 05/2013
Current Detected error
duplex events (≥ 10
mode after link up)
Full duplex Late collisions
Full duplex CRC error
9.5 Event Counter at Port Level
Duplex modes Possible causes
OK
Duplex problem
detected
Switch to the privileged EXEC mode.
Switch to the Configuration mode.
Activates the detection and reporting of non-
matching duplex modes.
Deactivates the detection and reporting of non-
matching duplex modes.
EMI
Duplex problem, EMI
175