Visualizing Network Traffic with Wireshark TROUBLESHOOTING WITH THE I/O GRAPH Chris Greer NETWORK ANALYST @packetpioneer www.packetpioneer.com
Why So Important? James Packets can be very detailed Network Engineer
Visualizing Traffic Speeds Troubleshooting James Graphs make pain points Network Engineer easier to spot
What are the Visualization Graphs? I/O Graph TCP Stream Graphs Flow Graphs
t h s Module Overview Basic Features of the I/O Graph Mapping TCP Errors Graphing Conversations and Protocols Advanced Features – SUM, COUNT, MAX, MIN, LOAD
t h s Demo Demo 1 - Basic Features of the I/O Graph
t h s Demo Demo 2 - Mapping TCP Errors
t h s Demo Demo 3 - Graphing Conversations and Protocols
Advanced Features of the I/O Graph
I/O Graph Advanced Features SUM – Adds values of a field together within interval COUNT FRAMES – Counts the frequency of a frame type in interval COUNT FIELDS – Counts number of incidents of a field in an interval MAX/MIN/AVG – Graphs the value of a field LOAD – Used for graphing server load within an interval
t h s Demo Demo 4 – Using Advanced Features of the I/O Graph
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