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Ring Buffer Configuration Guide: Difference between revisions
→What is the Ring Buffer
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[[File:Historic capture dialog.png|thumb|300px]] | [[File:Historic capture dialog.png|thumb|300px]] | ||
The '''Ring Buffer''' is | The '''Ring Buffer''' is a packet buffer. It stores raw Ethernet packets on one or many '''storage devices'''. A '''storage device''' is an internal or external HDD or SSD. If the buffer is full, it will overwrite the oldest packets as in a circular manner. The '''Ring Buffer''' is an optional feature for the Allegro Network Multimeter. It does not store any of the statistics of the In-Memory-Database. | ||
Allegro recommend to take a look at the [https://allegro-packets.com/en/resources-service/whitepaper/whitepaper-paket-ring-buffer| ring buffer white paper] from the Allegro Packets website. | Allegro recommend to take a look at the [https://allegro-packets.com/en/resources-service/whitepaper/whitepaper-paket-ring-buffer| ring buffer white paper] from the Allegro Packets website. | ||
The Webshark and the Pcap extraction works with historic dates as in the screen shot here on the right | The '''Webshark''' and the '''Pcap''' extraction works with historic dates as in the screen shot here on the right. This dialog is shown by using the '''Pcap''' button in the Allegro. The Allegro Network Multimeter will search for all packets in the '''Ring Buffer''' if they match the criteria and extract the packets. | ||
If there is no '''Ring Buffer''' configured, the Allegro allows a '''Pcap''' extraction of live traffic only. | |||
== Different '''Ring Buffer''' modes == | == Different '''Ring Buffer''' modes == | ||