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thomasabishop 2024-08-30 07:00:03 +01:00
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--- ---
title: IP_addresses title: IP_addresses
tags: [network, internet] tags: [networks, internet]
created: Friday, August 16, 2024 created: Friday, August 16, 2024
--- ---
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## Anatomy of an IPv4 address ## Anatomy of an IPv4 address
Each of the 32 bits are divided into four groups which are each 8 bits (a byte) Each of the 32 bits are divided into four groups which are each 8 bits in
in length. Each group therefore comprises an octet and is separated by dots. length. Each group therefore comprises an octet and is separated by dots.
The decimal number system, rather than binary is used to represent the values. The decimal number system, rather than binary is used to represent the values.
Thus each octet comprises three decimal digits as 8-bits = 2^3. This means each binary octet is three decimal digits in length.
The 32 bits form two sections: The 32 bits comprise two major groupings
- the **network prefix** - the **network prefix**
- the **host** - the **host**

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--- ---
title: Internet_Layer_of_Internet_Protocol title: Internet_Layer_of_Internet_Protocol
tags: [network, internet] tags:
- internet
- networks
created: Thursday, August 15, 2024 created: Thursday, August 15, 2024
--- ---