Local Packet Capture - Cisco WAP121 Administration Manual

Administration
Packet Capture
STEP 1
STEP 2
STEP 3
STEP 4
Cisco Small Business WAP121 and WAP321 Wireless-N Access Point with PoE

Local Packet Capture

To initiate a local packet capture:
Ensure that Local File is selected for the Packet Capture Method.
Configure these parameters:
• Capture Interface—Types eligible for packet capture are:
- radio1—802. 1 1 traffic.
- eth0—802.3 traffic on the Ethernet port.
- wlan0—VAP0 traffic on radio 1.
- vap x to vap
Cisco WAP321. For the Cisco WAP121,
- brtrunk—Linux bridge interface in the WAP device.
• Capture Duration—The time duration in seconds for the capture. The range
is from 10 to 3600.
• Max Capture File Size—The maximum allowed size for the capture file in KB.
The range is from 64 to 4096.
Click Save. The changes are saved to the Running Configuration and the Startup
Configuration.
Click Start Capture.
In Packet File Capture mode, the WAP device stores captured packets in the RAM
file system. Upon activation, the packet capture proceeds until one of these events
occurs:
• The capture time reaches the configured duration.
• The capture file reaches its maximum size.
• The administrator stops the capture.
The Packet Capture Status area of the page shows the status of a packet capture,
if one is active on the WAP device. The fields display:
• Current Capture Status—Whether packet capture is running or stopped.
• Packet Capture Time—Elapsed capture time.
• Packet Capture File Size—The current capture file size.
x —Where x can be 0 through 7 VAP traffic, if configured for the
x can be 0 to 3 VAP traffic.
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