Posts tagged "networks":

Emacs setup

I began using emacs when a friend of mine bullied me into it. I had fiddled with emacs before but never lasted on it for a long time. I tried Doom, spacemacs, and whatnot, but it was always annoying to not have something that I wanted (Heck, I still want those buffer tabs).

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Natas Solutions

Password is in the comments.

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Network Stack

Traceroute

[2025-03-24 Mon 22:26] <- icmp

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TCP

Transmission Control Protocol. Originated along with ipv4 and hence the entire system is called TC/IP. It's IP Protocol Number is 6.

IPv6

IPv4

Fun fact: ARPAnet was 10.x.x.x

ICMP

Used by network devices such as routers to send error messages back. Typically used for network diagnostic tools such as traceroute.

ARP

The packet has 48-bit fields for the sender hardware address (SHA) and target hardware address (THA), and 32-bit fields for the corresponding sender and target protocol addresses (SPA and TPA).

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DHCPv6

In this example, without rapid-commit present, the server's link-local address is fe80::0011:22ff:fe33:5566 and the client's link-local address is fe80::aabb:ccff:fedd:eeff.

DHCP

[2025-03-24 Mon 22:26] <- IP Broadcast

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DNS

DNS is the domain name system. It is a methodical address-book kinda thing that returns the location of the nearest server for that domain name.

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