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The callflow sequence diagram generator is a collection of awk and shell scripts that will take a packet capture file that can be read by wireshark and produce a time sequence diagram. This is useful to view & debug SIP callflows or other network traffic
A tool for drawing callflow diagrams of the kind common in the telecommunications industry. Input to the tool is in a terse textual notation, and output from the tool can be in several formats, including ASCII, pic format, XML, SVG, VML, and graffle.
Distributed SIP Analyzer is a SIP protocol analyzer for Unix.
It allows you to examine SIP from different local area network.
You can interactively browse the capture data, viewing callflow sequence diagram and detail information for each SIP Session.