How many binary digits does an IPv4 address consist of?
The IPv4 address consists of a 32-bit binary number, including the network number and the host number.
Internet Protocol version 4 (English: Internet Protocol version 4, IPv4), also known as the fourth version of the Internet Communication Protocol, is the fourth revised version in the development process of the Internet Protocol and the fourth version of this protocol. A widely deployed version.
IPv4 address can be written in any form that represents a 32-bit integer value, but to facilitate human reading and analysis, it is usually written in dotted decimal form, that is, the four bytes are written separately in decimal notation , separated by dots.
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The address of IPv4 is 32 bits, expressed in dotted decimal notation, divided into eight bits, that is, four decimal numbers from 0 to 255; the address of IPv6 is 128 bits, generally expressed in dotted hexadecimal, divided into eight bits , that is, sixteen hexadecimal numbers from 0x00 to 0xff. The IPv6 address length is 128 bits, which is four times the length of the IPv4 address; an IPv6 IP address consists of 8 address sections, each section contains 16 address bits, and the total length is 16x8=128 bits.

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IPv6 extends the 32-bit IP address in IPv4 to 128 bits. IPv4 addresses are binary numbers represented as decimals, while IPv6 addresses are binary numbers represented as hexadecimal. The IPv4 protocol has a 32-bit address length, while the IPv6 protocol has a 128-bit address length. The IPv6 address length is 4 times the IPv4 address length; an IPv6 IP address consists of 8 address sections, each section contains 16 address bits, the total The length is 16x8=128 bits.