This runs as a java applet on your side and also analyses traffic on the university of Berkely servers, giving you a good view of connection problems from both inside and outside of your network. It takes a few minutes to run though.
Robin Edgar
Organisational Structures | Technology and Science | Military, IT and Lifestyle consultancy | Social, Broadcast & Cross Media | Flying aircraft
robin@edgarbv.com
https://www.edgarbv.com