Packet-to-disk is the ability to dump network packets to disk. This activity is important for implementing a sort of “network time machine” so that when something unexpected happens, you have the ability to access the raw packets and thus inspect the cause of the problems. Implementing efficient packet-to-disk requires high-speed packet capture, speedy disks, and […]
Monitoring on the MicroCloud
When I started to develop ntop in 1998, it was clear to me that the network was a huge, volatile (or semi-persistent if you wish), constantly changing database. In ntop this database is implemented in memory, where for each received packet, ntop updates the hosts, protocols, sessions, packet size….. tables. The web interface is yet […]