6qm openimp
OpenIMP has been designed for distributed IP traffic and quality
of service measurements and packet capturing. It supports metrics
like volume, one-way-delay, jitter and packet loss.
The system supports active and passive measurements.
libipfix
The libipfix is used to export and collect measurement data.
Libipfix is a C-library implementing the IPFIX protocol
defined by the IP Flow Information Export working group
of the IETF.
In the directory examples there are some small example programs
containing code that demonstrates how to use the library.