What is Anycast? Anycast is not a new version of IP or the latest networking technology. The RFC 1546 describing Internet anycasting for IP has been with us since 1993. Anycast is a configuration method where multiple instances of a service share a single IP address....
Noction Flow Analyzer v 22.02 has just been released, bringing to the table: Dependency wheel chart option in Data Explorer A dependency wheel chart is a type of flow diagram where nodes are laid out in a circle, and links are drawn between them. Diagram nodes are...
We often get support tickets from users saying that the amount of data shown in NFA does not correlate with SNMP or is simply missing at times. Quite often, the reason for this is the issue related to setting the wrong values for flow table size or leaving them in the...
YANG Data Modeling Language Yet Another Next Generation (YANG) RFC 6020 is standard-based data modeling language for the NETCONF management protocol. YANG is used to create device configuration requests or requests for operational data. NETCONF and YANG provide the...
This article highlights the importance of the Source ID and Observation Domain ID fields when several metering processes are running on the exporter observation domain. The existence of Source ID in NetFlow v9 and Observation Domain ID in IPFIX allows these protocols...
The name of a network interface is a string that is generated based on the interface attributes. This is a predictable naming scheme used in OS Linux that overcomes the shortcomings of the legacy “ethX” naming scheme.We will use the enp0s3 device to...
We’ve just rolled out the new Noction Flow Analyzer version that includes a number of new features and capabilities. Here’s what it has to offer: Interface names and descriptions in Data Explorer The interface name and description identification via NetFlow, IPFIX,...
BGP Flowspec technology provides a more granular approach to Denial of Service (DoS) attacks mitigation when compared to old-school methods, such as Remotely Triggered Black Hole (RTBH). RTBH allows a customer to signal an upstream service provider (SP) to block...
La surveillance du réseau est un effort systématique d’inspection des paramètres d’un réseau informatique afin de détecter les problèmes qui affectent la performance de ce réseau. Ensuite, par le biais des modèles collectés lors de la surveillance du réseau, les...
[vc_row][vc_column][vc_column_text]The new Noction Flow Analyzer v 21.09 is now generally available, offering users a variety of new features and capabilities. Here are some more details about this month’s release: New MPLS and pseudowire filtering and grouping...
