We’ve just released Noction Flow Analyzer (NFA) v24.11, and here are the new features...
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Noction Blog
The latest BGP network optimization and IP flow analysis trends.
ACK and NACK in Networking
In networking, communication between devices relies on the efficient exchange of data packets. Among the essential...
BGP and asymmetric routing
What is asymmetric routing? Asymmetric routing is a network communication scenario where the forward and reverse paths...
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Decoding TCP flags in NetFlow and IPFIX.
In TCP, flags indicate a particular connection state, provide some additional helpful information for troubleshooting...
IPv6 Link-Local Next Hop Capability for BGP
When it comes to IPv6, there are several categories of IPv6 addresses, each with its own use case. For example, IPv6...
Tier 1 Carriers Performance Report: October, 2022
Tier 1 Carriers Performance Report – October, 2022Current report can be used as a trustworthy reference when...
The Number of the Beast or the Practical usage of the Blackhole Community
BGP blackhole filtering is a routing technique used to drop unwanted traffic. Black holes are placed in the parts of a...
Tier 1 Carriers Performance Report: September, 2022
Tier 1 Carriers Performance Report – September, 2022Current report can be used as a trustworthy reference when...
Tier 1 Carriers Performance Report: August, 2022
Tier 1 Carriers Performance Report – August, 2022Current report can be used as a trustworthy reference when...
The ipTTL and ipTotalLength information elements and how they are used for network traffic analysis
Modern networks are getting increasingly complex. So many things can go wrong with them. Business can suffer, and that...
Tier 1 Carriers Performance Report: July, 2022
The report offers specific insights into the performance of major Internet Carriers for the month of July, 2022.
Tier 1 Carriers Performance Report: June, 2022
Tier 1 Carriers Performance Report – June, 2022Current report can be used as a trustworthy reference when negotiating...
Tier 1 Carriers Performance Report: May, 2022
The report offers specific insights into the...
SNMP evolution and version differences. SNMP security models/levels details.
Simple Network Management Protocol (SNMP) is a network application layer protocol, initially developed for network...
BGP community-based traffic engineering
BGP community attribute is a transitive optional attribute that we use for tagging (marking) a set of prefixes sharing...
Tier 1 Carriers Performance Report: April, 2022
The report offers specific insights into the performance of major Internet Carriers...
IP Transit and the Tiers of Transit Providers
The Internet consists of Internet Service Providers (ISPs) of all shapes and sizes. ISPs have two options when it...
Tier 1 Carriers Performance Report: March, 2022
The report offers specific insights into the performance of major Internet Carriers...
The tightening of Internet control in Russia and potential Internet isolation tech intricacies
The Internet is for everyone, yet not everyone accepts that. In light of the news about Cogent Communications and...
BGP Anycast Best Practices & Configurations
What is Anycast? Anycast is not a new version of IP or the latest networking technology. The RFC 1546 describing...
Tier 1 Carriers Performance Report: February, 2022
The report offers specific insights into the performance of major Internet Carriers...
Tier 1 Carriers Performance Report: January, 2022
The report offers specific insights into the performance of major Internet Carriers...
Tier 1 Carriers Performance Report: December, 2021
The report offers specific insights into the performance of major Internet Carriers...
Setting Flow Table Sizes on Juniper Routers
We often get support tickets from users saying that the amount of data shown in NFA does not correlate with SNMP or is...