Back to the 2021 paper
Similar questions
Computer NetworksAn ISP is granted the block 80.70.56.0/21. The ISP needs to allocate addresses for 2 organizations each 500 addresses, 2 organizations each with 250 addresses and 3 organizations each with 50 addresses. Design a subnet and find the range of addresses and unallocated addresses for each organization.20237mComputer NetworksAn ISP is granted the block 80.70.56.0/21. The ISP needs to allocate addresses for two organizations each with 500 addresses, two organizations each with 250 addresses, and three organizations each with 50 addresses. (a) Find the number and range of addresses in the ISP block. (b) Find the range of addresses for each organization and the range of unallocated addresses.202214mComputer Networks**An ISP is granted the block 80.70.56.0/21. The ISP needs to allocate addresses for two organizations each with 500 addresses, two organizations each with 250 addresses, and three organizations each with 50 addresses. (i) Find the number and range of addresses in the ISP block. (ii) Find the range of addresses for each organization and the range of unallocated addresses.**20207mComputer NetworksAn Internet Service Provider (ISP) has the following chunk of CIDR-based IP addresses available with it: 245.248.128.0/20 The ISP wants to give half of this chunk of addresses to organization A, and a quarter to organization B, while retaining the remaining with itself. Which of the following is a valid allocation of addresses to A and B? (i) 245.248.136.0/21 and 245.248.128.0/22 (ii) 245.248.128.0/21 and 245.248.128.0/22 (iii) 245.248.132.0/22 and 245.248.132.0/21 (iv) 245.248.136.0/22 and 245.248.132.0/2120202m