Analyzing Retries - Symbol Spectrum24 AP-4100 Series Product Reference Manual

Monitoring Statistics
3.9.2

Analyzing Retries

The AP keeps statistics of packets with multiple retries. Use these statistics to
identify severe occurrences of retries. Retries occur when the transmitting
station fails to receive an acknowledgment for a transmitted packet. This lack
of acknowledgment can result from:
•
•
•
Any one of these results causes both devices to suspend transmitting and
retries. Too many retries can indicate a system problem.
To view retry severity:
1. Select Show Misc Statistics from the Main Menu.
2. Select Retry Histogram to display the packets that experience up to 15
170
two or more stations transmitting simultaneously and causing collisions
the receiving station moving out of range
the receiving station being powered off.
retries.
Retries Packets
======= =======
0 65795
1 320
2 112
3 86
4 21
5 12
6
7
8
9
10
11
12
13
14
15
8
3
0
0
1
0
0
0
0
0
AP-4100 Series Access Point Product Reference Guide