Noction Flow Analyzer v23.05 is here. This version comes with a number of new features...

In the previous article, we described different DDoS attacks and their impact on network infrastructure. We focused on...
When it comes to distributed denial-of-service (DDoS) attacks, they are far from a downward trend. Although the...
When there is a change in the reachability of one or more prefixes, BGP needs to do some work to adapt to that change...
OSPF and BGP: Differences and Interactions When it comes to routing protocols, two of the most popular are OSPF (Open...
When it comes to IPv6, there are several categories of IPv6 addresses, each with its own use case. For example, IPv6...
BGP blackhole filtering is a routing technique used to drop unwanted traffic. Black holes are placed in the parts of a...
BGP community attribute is a transitive optional attribute that we use for tagging (marking) a set of prefixes sharing...
The Internet consists of Internet Service Providers (ISPs) of all shapes and sizes. ISPs have two options when it...
The Internet is for everyone, yet not everyone accepts that. In light of the news about Cogent Communications and...
What is Anycast? Anycast is not a new version of IP or the latest networking technology. The RFC 1546 describing...
YANG Data Modeling Language Yet Another Next Generation (YANG) RFC 6020 is standard-based data modeling language for...
A while ago, RIPE Labs published the two-part article BGP Communities - A Weapon for the Internet. That may have been...
As a router gains more and more BGP neighbors, two issues arise. The first one is that with many neighbors, whenever...
In this blog post we’ll be looking at BGP errors. For that, our first question should be: is there an error, or is...
Like other very successful protocols such as HTTP and DNS, over the years BGP has been given more and more additional...
The Resource Public Key Infrastructure (RPKI) system is a way to couple an IP address range to an autonomous system...
On August 8th, 2014 some ISPs experienced a phenomenon called the “512k Day”. The global BGP routing table, which...
The aim of this article is to discuss the importance of Recursive Lookup in BGP. First of all we need to understand...
RFC 7311 defines an optional non-transitive BGP attribute called the Accumulated IGP Metric Attribute (AIGP). As we...