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How to find applications with NetFlow

Kentik

You can also learn about the protocols in use, the ports being used, the top interfaces, etc. Source IP address. Destination IP address. IP protocol. Source port for UDP or TCP, 0 for other protocols. Destination port for UDP or TCP, type and code for ICMP, or 0 for other protocols.

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EP143: DNS Record Types You Should Know

ByteByteGo

It is one of the most essential records for translating human-readable domain names into IP addresses. AAAA Record Similar to an A record but maps a domain name to an IPv6 address. They are used for websites and services that support the IPv6 protocol. MX Record Directs email traffic to the correct mail server.

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Protocols of Transport Layer Explained

NW Kings

The protocols of transport layer play a significant role in data transmission across the network, ensuring reliable communication between sender and receiver. This blog will explore the key protocols within the transport layer, focusing on TCP ( Transmission Control Protocol ) and UDP (User Datagram Protocol) in detail.

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NPM, encryption, and the challenges ahead: Part 1 of 2

Kentik

Once you saw a person’s password to any given application, you knew they were generally using the same one for all of their other applications — email, the ticketing system, the FTP and Novell servers, etc. These protocols helped the NPM identify applications. Since just about everyone’s PC was wired back to a repeater (i.e.,

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What is a TCP Port: Different Between TCP and UDP Ports

NW Kings

TCP ports operate at the transport layer of the Internet Protocol Suite. When a device wants to communicate with another device, it requires an IP address and a port number to establish a connection. What is the role of IP address and port number? The combination of an IP address and a port number is an endpoint.

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This is Why the Internet is Broken: a Technical Perspective

CATO Networks

It lies at the core of how the Internet was built, its protocols, and how service providers implemented their routing layer. IP Routings Historical Baggage: Simplistic Data Plane Whether the traffic is voice, video, HTTP, or email, the Internet is made of IP packets.

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23 Good-To-Know Networking Acronyms and Abbreviations

CATO Networks

In addition to Internet access, ISPs may also offer other services, such as email, web hosting, and domain registration. BGP The Border Gateway Protocol (BGP) is a protocol for exchanging routing information between different autonomous systems (ASes) on the Internet.