Further reading
Please refer to the following links for more information:
- In 2021, IANA updated the list for the next header field in an IP header. The list can be found at https://www.iana.org/assignments/protocol-numbers/protocol-numbers.xhtml.
- Learn more about RFC 3168 by visiting https://tools.ietf.org/html/rfc3168.
- The TTL value varies as it is OS-dependent. To see the TTL values of various OSs, go to https://subinsb.com/default-device-ttl-values/.
- To view a list of IPv4 options, visit https://www.iana.org/assignments/ip-parameters/ip-parameters.xhtml#ip-parameters-1, which was updated on May 3, 2018.
- A detailed explanation of the IPv6 header can be found at https://www.microsoftpressstore.com/articles/article.aspx?p=2225063&seqNum=3.
- IPv4 has several ranges of special and private IPv4 addresses. To see a complete list, visit https://en.wikipedia.org/wiki/Reserved_IP_addresses.