Network Layer
DNS, IP, routing, etc.
Sites
- IP Guide — Internet numbers, can try
curl -sL ip.guide/<ip-address>
Links
- I spent a week without IPv4 to understand IPv6 transition mechanisms
(HN)
- Advantages for the home lab network: avoid the problems from network address translation (NAT)
- Transition mechanisms: dual stack, stateless IP/ICMP transition, NAT64, 464XLAT
- Implement DNS in a weekend | Wizard Zines project
(HN)
- Build a DNS query in bytes, parse the response, implement a custom resolver
- Why is DNS still hard to learn? | Julia Evans
- It has been operating the same way for 30 years, it's still hard to learn because of the hidden details
- Some tips from the author to deal with hidden systems, confusing tools and some weird gotchas
- 6 DNS concepts
A,CNAME,MX,TXT,NX,TTL
- IPv6 Transition
- A long read about history and current transition from v4 to v6
- There is no urge to fully transition to v6, the dual-stack setup will exist for decades
- Because IPv6 is not critical and no monetary incentive to a large set of end users service delivery