Flowmon

Cooperation with innovative businesses that have become iconic in their fields is always challenging to us. Especially when such a firm comes from Japan, famous for its quality requirements. These factors came together in our project for SEGA, a legendary interactive entertainment company.

Network Performance Monitoring was extended with monitoring of TCP retransmissions and out of order packets. Using these metrics we are able to identify data transfer issues. This article explains TCP retransmissions and shows how to easily measure them and how it helps network administrators to identify network issues and troubleshoot the network.

How often you need to know, who is sitting behind devices in your network, who communicated in certain time frame or a month ago? Flowmon solution provides reliable user identification based authentication logs combined with flow data. The ability to monitor active devices in your network brings new benefits like user identification and host OS identification.

Big things in life have quite beginnings sometimes. More than ten years ago, a small group of Czech scientists worked for the pan-European association GÉANT. They had no idea that this project would change their lives forever and give a rise to the Flowmon solution which would one day monitor and secure pan-European network which is used by 50 million users.