Understanding BGP states is essential to grasp how BGP operates. Similar to interior...
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Noction Blog
The latest BGP network optimization and IP flow analysis trends.
Edge Computing in Networking
The growth of data worldwide is expected to continue at an unprecedented rate, and the increase of Internet of Things...
Diverting DDoS traffic using the FlowSpec redirect-to-IP next-hop capability (configuration example)
Distributed denial-of-service (DDoS) attacks can be a major threat to the availability and security of networks. These...
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Tier 1 carrier performance: May, 2017 report
This analysis covers widely used Tier 1 carriers performance results in the US for the month of May 2017. Rare...
BGP over GRE Tunnel
In this blog post we are going to explain how Generic Routing Encapsulation (GRE) tunnel might be used in a situation...
Tier 1 carrier performance: April, 2017 snapshot
This analysis covers widely used Tier 1 carriers performance results in the US for the month of April 2017. Rare...
Tier 1 carrier performance: March, 2017 snapshot
This analysis covers widely used Tier 1 carriers performance results in the US for the month of March 2017. A new...
What BGP Looking Glass servers are and how network administrators use them.
Whether you are an experienced network administrator or you have just started to learn Border Gateway Protocol (BGP),...
Noction IRP web hooks support for Slack API
Slack is a great communication platform that simplifies and streamlines day-to-day operations of various teams around...
Tier 1 carrier performance: February, 2017 snapshot
This analysis covers widely used Tier 1 carriers performance results in the US for the month of February 2017....
Tier 1 carrier performance: January, 2017 snapshot
The analysis covers Tier 1 carriers widely used by US networks. Datapoints that appear rarely, such as data from...
PeeringDB & Internet Exchange peering Part 3: generating router configurations
In the previous two posts we wrote about using PeeringDB to find information about potential peers and obtain the...
Tier 1 carrier performance report card for the month of December, 2016
As Noction continues to intelligently optimize routing for more and more networks around the world, we find ourselves...
Using PeeringDB to set up your internet exchange peering – Part 2
In our previous post, we wrote about using PeeringDB to find information about potential peers, and then after peering...
Weekly Snapshot of Tier 1 carrier performance
At Noction, collecting and analyzing petabytes of data across all IRP instances worldwide offers us valuable data...
Using PeeringDB to set up your internet exchange peering – Part 1
When networks exchange traffic without having a customer-provider relationship, this is called peering. We've talked...
Using communities to filter BGP announcements
When first starting out with BGP, the typical way to advertise a network's prefixes is using the network statement...
Noction bets on BGP FlowSpec
While networks are agnostic to the content of the serviced packets, end users have a very good understanding of what...
Unwanted traffic over backup links
In most cases, when you have multiple connections to multiple ISPs, you want to use both links side-by-side, with each...
Migrating to BGP
Here on the Noction blog we've covered many aspects of using BGP to connect your network to the internet. However,...
Using MEDs to optimize internet exchange paths
Last year, we discussed the MED attribute and how it can be useful along the local preference and the AS path as a...
BGP and equal-cost multipath (ECMP)
One given in the network world is that bandwidth will increase. So that Gigabit Ethernet link that provided bandwidth...
BGP path hunting
Before we look at BGP path hunting, let's first discuss the RIP count to infinity problem. RIP, the Routing...
Resetting BGP sessions
It's been a while since we talked about filtering BGP updates. BGP routers need to be configured with the right...