PF_RING 5.5.3 Released
Today we have released a new maintenance version of PF_RING. We suggest all users to update if possible. PF_RING Kernel module - Support for injecting packets to the stack - Added ability…
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Who (Really) Needs Sub-microsecond Packet Timestamps?
Introduction For years network adapter manufacturer companies have educated their customers that network monitoring applications can't live without hardware packet timestamps (i.e. the ability for the network adapter to report to the…
Learning The ntop World of Apps
The main criticism to ntop is the lack of documentation. This is because we have to maintain many projects, have little time, and also because we prefer coding to documentation. We decided…
Introducing nBox 2.0 (aka how to use/configure ntop apps using a web GUI)
Years ago we decided to create the nBox appliance as turn-key solution for those that were not fans of the command line. Then we decided to rewrite the nBox GUI to make…
PF_RING 5.5.2 Released
Changelog Fix for corrupted VLAN tagged packets Userspace bpf support (when using dna) PF_RING-aware igb default moved to 4.0.17 Flow Control rx/tx automatically disabled by the driver Added DAQ drivers into RPM…
Not All Servers Are Alike (With DNA) – Part 2
Some time ago, we discussed on the first part of this post, why not all servers spot the same performance with DNA. The conclusion was that beside the CPU, you need a…
PF_RING 5.5.1 Released
ChangeLog Updated PF_RING-aware ixgbe driver (3.11.33). Update PF_RING-aware igb (4.0.17). Fixed bug that was causing ixgbe driver not to disable interrupts. This was causing a high load on the core handling the…
BYO10GPR: Build Your Own 10 Gbit Packet Recorder
Packet recorder appliances are one of the last network components that have insane prices. Years ago this was justified by the fact that in order to capture traffic at high speed it…
PF_RING 5.5.0 Released
New libzero features DNA Cluster: number of per-consumer rx/tx queue slots and number of additional buffers can be configured via dna_cluster_low_level_settings() hugepages support (pfdnacluster_master/pfdnacluster_multithread -u option) New PF_RING-aware libpcap features added PF_RING_ACTIVE_POLL…
Accelerating Snort with PF_RING DNA
Since some time, PF_RING includes a DAQ (Data AcQuisition library) module for the popular Snort IDS/IPS. With respect to Linux AF_PACKET, the use of PF_RING significantly accelerates all snort operations. We have…
Using PF_RING DAQ for high-performance 1/10 Gbit Snort-based IDS/IPS
Months ago we have started to design a new PF_RING DAQ module for snort. We decided to do this project with ENEO Tecnologia who has both sponsored the development and helped us…
PF_RING DNA/Libzero vs Intel DPDK
From time to time, we receive inquiries asking us to position PF_RING (DNA and Libzero) against Intel DPDK (Data Plane Development Kit). As we have no access to DPDK, all we can…
