How to calculate a TCPIP IPv4 subnet mask
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Uploader Comments (2arprodlim3)
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All Comments (68)
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great it helped a lot.thank u.
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thank you
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wow you made this easy. thanks
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Thank you for the explanation. I never quite got the grasp of working out subnet masks before.
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omg my teacher explained this to us in a different languege i think. thankyou so much now i understand it.!!! :) (ihave a ccna exam next week, wish my luck :3)
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Thanks a lot this was really helpful
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Thanks a lot this was really helpful
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This lady explained subnetting the way I needed to hear it. Awesome job madam!
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Finally I found this video which has really helped me understand subnetting! Thank you!
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Why Would You Dislike This Video LOL .. 4 Dislikes? 4 Retarded People =\
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What if you have an Ip of 156.60.x.x and you have 5 bits,6 subnets,9 host?
anuthehigh 1 year ago
@anuthehigh
If you start with a IPv4 Class B address then you are borrowing from the third octet. Your increment is in the third octet. First address usable address range would be 156.60.32.1 through 156.60.63.254
2arprodlim3 4 months ago
Thanks alot , your video helped me a tone, I hope you upload more videos soon
Keep up the great work
blackstorm5000 1 year ago
@blackstorm5000
Actually I have some stuff I want to do but my video guy is working on the sequel to the Adventures of IT Super Heros and I have to wait till that is done ..
2arprodlim3 4 months ago
You must count over three bits from the left, not from the right or just randomly choose a spot?
Didn't know that the eight 1's represented those numbers; i.e. 128, 64, etc...I don't see why 32 holds so much importance and why use it to calculate range of network addresses. Seems so arbitrary.
Phew, hopefully I can find a competent book to explain more of the basics, there are so many bad vague esoteric books on subjects like these.
Markohoppis 1 year ago
@Markohoppis
Going from decimal to binary is a bit strange at first. Maybe I should make a video about that. Decimal 1 and binary 1 are the same. Decimal 2 is binary 10. Decimal 3 is binary 11. Decimal 4 is binary 100 ...
2arprodlim3 4 months ago