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Today, I'd like to share with you a series of articles that I currently read. It's called "Let's code a TCP/IP stack" and it provides a very nice insight into the Linux networking stack. I'm still going through all the articles but I'm sharing all of them here:

1. Let's code a TCP/IP stack, 1: Ethernet & ARP
2. Let's code a TCP/IP stack, 2: IPv4 & ICMPv4
3. Let's code a TCP/IP stack, 3: TCP Basics & Handshake
4. Let's code a TCP/IP stack, 4: TCP Data Flow & Socket API
5. Let's code a TCP/IP stack, 5: TCP Retransmission

#networking
saminiir's hacker blog Let's code a TCP/IP stack, 1: Ethernet & ARP Writing your own TCP/IP stack may seem like a daunting task. Indeed, TCP has accumulated many specifications over its lifetime of more than thirty years. The core specification, however, is seemingly compact[^tcp-roadmap] - the important parts being TCP header…
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