This is the blog of Ronald Bartels that wanders on and off the subject of problem management (that is how it started). Like the best music is from the Eighties and a wee dram helps in solving most inconveniences.
CreaNODE 3000 - The Most Powerful Probe in the World
TWAMP Network Measurement Probe for Performance and SLA management with SDN-ready accuracy, reach and flexibility.
Find out more about the probe here or checkout a more comprehensive list of tools over at LinkedIn here.