Kentrox AI296 User Manual
Page 302

AI296 Version 9.8x User’s Guide
AI296 Commands: diag-info
9-44
crc_errors
Displays the number of packets received that have had CRC 
errors.
alignment_errors
Displays the number of alignment errors.
missed_packets
Displays the number of missed packets.
rx_buffers_exhausted
Displays the number of times all receive buffers were used, 
but more were required.
heartbeatlost
Displays if there is an error between the Ethernet interface 
and the Ethernet transceiver.
rx_overruns
Displays the number of packets not received by the interface 
because of a receiver overrun.
rba_exceeded
Displays the number of times that the maximum number of 
receive buffers have been exceeded.
current_tda
Displays the current data area being transmitted.
ex_defers
Displays the number of times that the maximum limit on the 
excessive deferral timer is exceeded. An excessive deferral 
error is recorded when the following events occur:
z
A transmission attempt is made while another node is 
transmitting.
z
The transmit period is longer than the excessive deferral 
timer limit.
ex_coll
Displays the number of times an excessive collision has 
been recorded. An excessive collision is recorded when a 
transmit attempt occurs 16 times and a collision occurs each 
time.
tx_underruns
Displays the number of times the transmitter has run out of 
data due to the system being busy.
bad_tx_size
Displays the number of times the transmit byte count was 
incorrect.
tx_blocked
Displays a
1
if the transmitter is blocked. Otherwise, a
0
is
displayed.
tx_delayed
Displays the number of times the transmitter has been 
blocked.
Display Item
Description
