NetFlow v9 An adapted version of NetFlow v5 where the record format is template based. V5 has a fixed record format with 20 fields and cannot be customized. Packets that share the following values: ingress interface, source and destination IPĪddress, IP protocol, source and destination ports, and the type of service. Of flow data: NetFlow v5 The Cisco proprietary protocol that defines a flow as a unidirectional flow of The ExtraHop system acts as a flow collector or analyzer and supports the following types Might want to create a custom metric that collects and aggregates 404 errors from only critical web servers.Īnd, you might want to maximize your record storage space by only collecting transactions that
The ExtraHop system has over 4600 built-in metrics, you Many of those requests were successful, how many clients sent requests, and how many serversīoth metrics and records can be customized to extract and store specific metadata with Observed interactions during the specified time period, such as how many requests occurred, how The related metric (HTTP Requests) contains an aggregate of that interaction with other.Happened, the IP address of the client and server, the requested URI, any error messages. The related record contains the time-stamped metadata about the interaction: when the request.The packet contains the raw data that was sent and received in the interaction.Metrics are aggregated observations about endpointįor example, when a client sends an HTTP request to a web server, here is what each data type PacketsĪre the raw data transferred between two endpoints. The ExtraHop system collects and stores multiple depths of network interactions.
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