User's Manual

Chapter 6 Operational Statistics
APCD–NC003–1.0 49
6.2.3 Radio Statistics
To see the radio statistics for a NCL1135, at the NCL1135> prompt, type
<radio statistics>.
Table 4 provides definitions for the statistics labels.
Information similar to the following example is displayed. The statistics for this command are
from the time of the last reboot of the NCL1135.
NCL1135> radio statistics
RADIO STATISTICS:
-------------------------------------------------------------------------
Transmitted : 1
Tx Blocks delayed : 0
Rx Packets : 0
Rx Data CRC Error : 0
ALF Header Chksum Error : 0
Rx MAC Header CRC Error : 0
RX MAC Header CRC Fixed : 0
Rx Invalid Data Length : 0
NIC Failures : 0
Broadcast Discards : 0
Transmit Timeouts : 0
Table 4 Radio Statistics
Label Description
Transmitted Number of packets sent.
Tx Blocks delayed Number of transmitted blocks delayed.
Rx Packets Number of packets received.
Rx Data CRC Error Number of received data CRC errors that occurred.
ALF Header Chksum Error Number of packets received with an invalid Air Link
Frame (ALF) header.
Rx MAC Header CRC Error Number of times packets were discarded because
headers were invalid.
Rx MAC Header CRC Fixed Number of times the MAC header CRC was fixed.
RX Invalid Data Length Number of packets received with an invalid length (that
is, greater than the maximum size).
NIC Failure Number of network interface card failures.
Broadcast Discards Number of broadcast packets that the NCL1135
received and discarded.
Transmit Timeouts Number of transmit timeouts due to the radio channel
being too busy or due to interference.