subneting

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Subnetting Cisco CCNA -Part 1 The Magic Number

https://youtu.be/a84XIopJFXs

https://youtu.be/84-zNmomYzk

https://youtu.be/-kAhTal4bNk


Solving Subnetting Questions for the Cisco CCNA - 1

https://youtu.be/D-l7KAf31NM


IPv4 Subnetting Practice for the CCNA

https://youtu.be/HuLcsCH4V-c


https://www.subnetting.net/Subnetting.aspx?mode=practice

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Classless_Inter-Domain_Routing

https://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing


RFC 1518

RFC 1519


RFC 4632 in 2006.[


CIDR notation

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ip subnet calculator

http://www.subnet-calculator.com/

http://jodies.de/ipcalc

https://www.tunnelsup.com/subnet-calculator/

https://www.site24x7.com/tools/ipv4-subnetcalculator.html


Simplify Routing with Subnetting: How to Organize Your Network Into Smaller Subnets

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CLASS B

THE ONE THE ONLY GROUCHO

https://youtu.be/dEFd_2_b6X8


ClassB Subnet

https://youtu.be/gxLKiCOus2I


Funniest George Carlin Bit Ever

https://youtu.be/uiKxQRf3Vws