ns2dot

usage: ns2dot.py [options]

options:
  -h, --help            show this help message and exit
  -p PORT, --port=PORT  Defines TCP port which connections should be evaluated
  -c CONFIG, --config=CONFIG
                        Defines alternativ configfile to read

Description:

This software generates DOT-format output for further use with graphviz to generate a diagram from connections between hosts. It needs only an ssh account to the host and makes a netstat to evaluate the connections.

The software is done in python and currently supports following operation systems (in alphabetical order):

FreeBSD
Linux
NetBSD
Solaris

Hints:

Running SSH-Agent prevents logins while running ns2dot.py

Examples:

Example1:

$ ns2dot.py > iam-and-todt.dot
$ fdp -Tjpg -o iam-and-todt.jpg iam-and-todt.dot 
$ xzgv iam-and-todt.jpg

Screenshots: