Cabletron Systems MMAC-Plus 9T125-08 Reference Manual page 33

Stations on Ring
Displays the number of active stations on the token ring.
Ports Enabled
Displays the number of ports on the token ring that have an ENABLE status.
Active Monitor Changes
Displays the number of times that the Active Monitor has changed from one
station to another since the module was powered up.
Active Monitor Address
Displays the MAC Address of the station that currently is designated as the
Active Monitor.
ISOLATING ERRORS
Line Errors
Displays the number of corrupt frames that have been detected by a station on the
token ring.
Burst Errors
Displays the number of times a signal is not received by a station on the token
ring.
AC Errors
Displays the number of times that two successive AMP or SMP frames are
received with A and C bits set at zero.
Abort Transmit Errors
Displays the number of times that a station transmits an abort delimiter while
transmitting.
Internal Errors
Displays the number of times that a station encounters a recoverable internal
error. This information helps to detect a station in marginal operating condition.
NON-ISOLATING ERRORS
Lost Frame Errors
Displays the number of times that a station's TRR timer expires before the station
receives the ending delimiter of the frame transmitted.
9T125-08 Module Specific Information
31