Useful tools aside SIPp¶
JEdit is a GNU GPL text editor written in Java, and available on almost all platforms. It’s extremely powerful and can be used to edit SIPp scenarios with syntax checking if you put the DTD (sipp.dtd) in the same directory as your XML scenario.
Wireshark is a GNU GPL protocol analyzer. It was formerly known as Ethereal. It supports SIP/SDP/RTP.