Advanced cyber threats, cloud computing, and exploding traffic volume pose significant challenges if you are responsible for your organization's network security and performance management. The concept of 'network visibility' is frequently introduced as the key to improvement. But what exactly is network visibility and how does it help an org...

NetFlow is a handy tool in the daily work of Network Admins and Analysts. It can be used to measure traffic in networks from an End-to-End perspective, and allows the filtering by several types of data: ​Time Source/destination IP Source/destination port numbers (at least for UDP and TCP) Ingress interface SNMP ifIndex TOS informatio...