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User Guide for the Cisco Network Analysis Module (NAM) Traffic Analyzer, 5.0
OL-22617-01
Chapter 4 Capturing and Decoding Packet Data
Viewing Packet Decode Information
Step 3 Click the Delete button.
A dialog box displays and asks “Delete all capture file(s)?”
Step 4 Click OK to delete all the files or Cancel to allow them to remain.
Viewing Packet Decode Information
After some packets or files have been captured, you can use the Packet Decoder to view the packet
contents.
The Packet Decoder window has four parts:
• Packet Decoder operations
• Packet browser pane
• Protocol decode (see Viewing Detailed Protocol Decode Information, page 4-22)
• Packet hexadecimal dump
To view packet decode information:
Step 1 Choose Capture > Packet Capture/Decode > Sessions, or Capture > Packet Capture/Decode > Files
(depending on which type you would like to decode).
Step 2 Choose a capture session or file, and then click the Decode button. The Packet Decoder window displays.
Table 4-9 describes the packet decoder operations (buttons on the NAM Traffic Analyzer - Packet
Decoder screen.
Tab l e 4-9 Packet Decoder Operations
Button Description
Stop Stop packet loading
Prev Load and decode the previous block of packets from the NAM
Next Load and decode the next block of packets from the NAM
Go To Load and decode a block of packets starting from the specified packet number.
Display Filter Launch the Display Filter dialog. See Filtering Packets Displayed in the Packet
Decoder, page 4-21.
TCP Stream Follow the TCP stream of the selected TCP packet.
Note This might take a long time depending on the traffic pattern.