IPv4 - Wikipedia
https://en.wikipedia.org/wiki/IPv4
Internet Protocol version 4 (IPv4) is the fourth version of the Internet Protocol (IP). It is one of the core protocols of standards-based internetworking methods in the Internet and other packet-switched...
What is The Difference Between IPv6 and IPv4? - Webopedia.com
https://www.webopedia.com/DidYouKnow/Internet/ipv6_ipv4_difference.html
Webopedia explains the difference between IPv4 and IPv6, and looks at the topic of migrating to a 128-bit address space.
IPv4 Tutorial
https://www.tutorialspoint.com/ipv4/
IPv4 Tutorial for Beginners - Learn IPv4 (Internet protocol Version-4) in simple and easy steps. A beginner's tutorial containing complete knowledge of IPv4 with OSI Model, TCP/IP Model...
What is IPv4 Addressing ? Explained with Examples.
https://www.orbit-computer-solutions.com/home/ip-addressing/
An IPv4 address is made up of 32 binary bits, which is divided into a Network portion and Host portion with the help of a Subnet Mask. The 32 binary bits are broken into four octets (1 octet = 8 bits).
Difference Between IPv4 and IPv6 (With...) - TechDifferences
https://techdifferences.com/difference-between-ipv4-and-ipv6.html
The crucial difference between IPv4 and IPv6 protocol is the number of bits, IPv4 has 32-bit format whereas IPv6 uses a 128-bit format that is the reason for large address space generation by IPv6.
IPv4 vs IPv6: The Future of Internet Protocols | Beebom
https://beebom.com/ipv4-vs-ipv6/
IPv4 vs IPv6: What Do They Mean? Internet Protocol Version 4 (IPv4) is the fourth-version of the Internet Protocol (IP). It was initially deployed for production in the ARPANET in 1983 and has since...
IPv4 vs. IPv6 - What's the Difference? Which Is More Secure?
https://thebestvpn.com/ipv4-vs-ipv6/
Should you be concerned about IPv4 vs. IPv6? Does it have any effect for you? Let's take a look at both protocols and see differences between IPv4 and IPv6.
Internet Protocol Version 4 (IPv4) - Definition from Techopedia
https://www.techopedia.com/definition/5367/internet-protocol-version-4-ipv4
Internet Protocol Version 4 (IPv4) is the fourth revision of the Internet Protocol and a widely used protocol in data communication over different kinds of networks.
IPv4 Header | AIT
https://advancedinternettechnologies.wordpress.com/ipv4-header/
Internet Protocol version 4 (IPv4) is the fourth revision in the development of the Internet Protocol (IP) and the first version of the protocol to be widely deployed.
The definition of IPv4 defined and explained in simple language.
https://techterms.com/definition/ipv4
IPv4 is the most widely used version of the Internet Protocol. Each three-digit section can include a number from 0 to 255, which means the total number of IPv4 addresses available is 4,294,967,296...
IPv4 与 IPv6 的比较
https://www.ibm.com/support/knowledgecenter/zh/ssw_ibm_i_72/rzai2/rzai2compipv4ipv6.htm
IPv6 地址有两个生存期:首选生存期和有效生存期,而首选的生存期总是小于等于有效的生存期。 使用与 IPv4 协议字段相同的值。 此结构的作用是允许以后的报头使用当前定义的范围并且易于扩展。