Networking Essentials / IP addressing
Lesson 6 of 30
IPv4 addresses
An IPv4 address is four numbers from 0 to 255, like 192.168.1.10. That's 32 bits, giving about 4.3 billion addresses, which isn't enough for the whole world.
Key points
- Four octets, each 0-255
- 32 bits total
- Ran out globally in 2011
Quiz · +10 XP
Which is a valid IPv4 address?
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