Chathuni Thilakarathne

Representing ICOVDEN and Faculty of Technology  University of Sri Jayewardenepura Join nextgen members to discuss their journey from student to professionals in the technology industry. Sunday, 4th of July at 6.00 pm - 7.00 pm Live on Nextgen IOT Facebook Page https://fb.me/e/1xZdfKS1H #shilpasayura #nextgen #Shipasayura #GiT #LKA NextGen is a great platform for anyone interested in technology and information technology knowledge scattered throughout Sri Lanka to explore their technical knowledge. Working together from school children to universities and people in the industry, this is led by the young team of the current generation. More Details http://shilpasayura.org  

 Visit to learn the theory more clearly Before questions Slash Notation Three Rules in CIDR Block Question 1 Given the CIDR representation 168.1.2.10 / 18. Find the range of IP Addresses in the CIDR block. IP address - 168.1.2.10                          10101000.00000001.00000010.00001010 Number of bit allocated to Network ID      -      18 Number of bit allocated to Host ID                -       32-18 = 14 Subnet mask - 11111111.11111111.11000000.00000000 First address = (given address) AND (Subnet mask) 1 0 1 0 1 0 0 0 . 0 0 0 0 0 0 0 1 . 0 0 0 0 0 0 1 0 . 0 0 0 0 1 0 1 0 AND 1 1 1 1 1 1 1 1 . 1 1 1 1 1 1 1 1 . 1 1 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0 1 0 1 0 1 0 0 0 . 0 0 0 0 0 0 0 1 . 0 0 0 0 0 0 0 0 . 0 0 0 0 0 0 0 0 1 6 8 . 1 . 0 . 0 Last Address = (any address) OR [NOT (Subnet mask)] NOT (Subnet mask) = 1 1 1 1 ...