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USING THE HUB: Monitoring the Hub 27
Readable Frames Displays the number of valid frames received by the
port.
Readable Octets Displays the number of valid octets received by the
port.
Rx Polarity Reversed Displays whether the receive polarity has been auto-
matically reversed on the port. This occurs when the
receive pair is miswired.
Runts Displays the number of instances where activity is
detected with a duration greater than the ShortEvent-
MaxTime but less than the minimum valid frame
time.
Short Events Displays the number of instances where activity is
detected with a duration less than ShortEventMax-
Time. This is a normal event in a CSMA/CD net-
work.
Source Address Displays the number of Ethernet source address
changes on the received packets.
SQE Test Displays whether the AUI port has the SQE Test
enabled.
Src Address Match Displays a confirmation that the Ethernet address on
the last frame received matches that of the previous
frame. This indicates that either the DTE has been
changed or the port is connected to another hub.
Total Errors Displays the total number of errors detected by the
M208.
Total Frames Displays the total number of valid frames received on
all the ports of the M208.
Total Octets Displays the total number of octets received on all the
ports of the M208.
Transmit Collisions Displays the number of transmit collisions detected
by the M208 on all of the ports.
Very Long Events Displays the number of times the transmitter is active
in excess of the MAU jabber lockup protection timer.