The TCP Analyzer is a free plugin that adds advanced TCP stream analysis capabilities to Unsniff Network Analyzer. The plugin installs as a new context menu item to each TCP stream. You can simply right click on a TCP Session and pull up various TCP charts.
Sample chart (with dropdown showing available charts)
The following sample screenshot shows the Bandwidth characteristics of the TCP connection in the direction of Clt > Svr (Client to Server where client is the machine that initiated the TCP connection).
How to install and use the plugin
To install the plugin :
To uninstall the plugin :
To use the plugin :
Right click on a session and select the "TCP Congestion Analyzer" option.
A very useful chart to detect TCP stalling is the sequence number analysis chart. The following screenshots show the sequence number chart in the two directions.
Per packet analysis
Each packet is marked with TCP analysis information such a retransmissions, out of orders, RTT estimates, SACK information, etc.
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