This knowledge base posted byMiniTool corporationexplains the meaning and definition of the IP header for you.
It tells you the functions and structure of an IP header.
Whats more, this article also lists some common parts of the IPv4 header and IPv6 header.
IP Header Explained
What Is IP Header?
An IP packet structure includes a header for addressing and routing and a payload for user data.
An IP packet has no data checksum or any other footer after the data section.
Typically, the payload of the IP packet is a datagram or segment of the higher-leveltransport layerprotocol.
Usually, the link-layer encapsulates IP packets n frames with a CRC footer that detects most errors.
Today, there are 2 different versions of IP,IPv4 and IPv6.
The IPv6 header makes use of IPv6 addresses so as to provide a much bigger address space.
Yet, it is not backward compatible with IPv4.
The 14thfield is optional and aptly named: options.
The fields in the header are packed with the most significant byte first (big-endian).
Here are four methods in this post.
Extension headers form a chain relying on the next header fields in the fixed header.
All extension headers are a multiple of 8 octets while some require internal padding to meet this requirement.
Public vs Private IP address: what are the differences?
This post shows you differences between public IP address and private IP address.
Below are some extension headers:
