Classless Addressing (Part 2)

Computer Networks: Classless Addressing (Part 2)
Topics discussed:
1) Classful Addressing and various classes of IPv4 addresses.
2) Drawbacks of Classful addressing.
3) Need for Classless addressing.
4) Subnet Mask.
5) Valid and Invalid Subnet Mask.

--Music--
Axol x Alex Skrindo - You [NCS Release]

#ComputerNetworksByNeso #ComputerNetwork #ClasslessAddressing

[krishnaraoshinde]

a, b, c&d are valid and e is not a valid subnet mask, thanks for making basics clear

[stevanvieira]

Great explanation, which will be very important to understand the next part, thank you!

[MdRizwan-qoiu]

Homework Question solution
a) 255.240.0.0/12 Valid
b) 248.0.0.0/5 Valid
c) 255.255.128.0/17 Valid
d) 255.255.255.252/30 Valid
e) Invalid

[subhadeepbhakat]

1. /12 (valid)
2. /5 (valid)
3. /17 (valid)
4. /30 (valid)
5. Invalid

Please let me know if I'm correct

[arunkumar]

All four are valid subnets, , Excellent Video & Coaching, .It helped me alot lot lot .. NESO ...

[walidsaifdev]

thank you for eveything and the invalid Subnet Mask is Option E, piece of cake, all the thanks to you

[younewber]

So if we use /16, /8, /24 or /32 then they are classful otherwise they are classless?

[naveenbabusunkoju]

Home work question IP address A, B, C, D are valid and E is invalid as its third octate binary is 11110010

[swopnilmaharjan]

in todays activity 255.0.255.0 cant we say its /8 subnet addressing and is valid address

[abhithapapani]

A, b, c, d, are valid
E is invalid