1. (a) A block of 8192 addresses is available for allocation to hosts, starting with 192.24.0.0. The following organizations request addresses, Tithe an Oireachtais, An Post, and Raidió Teilifís Éireann. Tithe an Oireachtais need(s) 2048 addresses and is assigned 192.24.0.0/21. An Post needs 4096 addresses and is assigned 192.24.16.0 and the subnet mask 255.255.240.0. Finally, Raidió Teilifís Éireann asks for 1024 addresses and is assigned 192.24.8.0/22. (i) How many addresses are left after this allocation has been performed? (ii) If any addresses are available, give the network prefix for the available network. (iii) Give the first valid address and the last valid address of the available address space. [10 Marks]
1. (a) A block of 8192 addresses is available for allocation to hosts, starting with 192.24.0.0. The following organizations request addresses, Tithe an Oireachtais, An Post, and Raidió Teilifís Éireann. Tithe an Oireachtais need(s) 2048 addresses and is assigned 192.24.0.0/21. An Post needs 4096 addresses and is assigned 192.24.16.0 and the subnet mask 255.255.240.0. Finally, Raidió Teilifís Éireann asks for 1024 addresses and is assigned 192.24.8.0/22. (i) How many addresses are left after this allocation has been performed? (ii) If any addresses are available, give the network prefix for the available network. (iii) Give the first valid address and the last valid address of the available address space. [10 Marks]
Chapter13: Internet And Distributed Application Services
Section: Chapter Questions
Problem 15VE
Related questions
Question
![1. (a) A block of 8192 addresses is available for allocation to hosts, starting with 192.24.0.0.
The following organizations request addresses, Tithe an Oireachtais, An Post, and Raidió
Teilifís Éireann.
Tithe an Oireachtais need(s) 2048 addresses and is assigned 192.24.0.0/21. An Post
needs 4096 addresses and is assigned 192.24.16.0 and the subnet mask 255.255.240.0.
Finally, Raidió Teilifís Éireann asks for 1024 addresses and is assigned 192.24.8.0/22.
(i) How many addresses are left after this allocation has been performed?
(ii) If any addresses are available, give the network prefix for the available network.
(iii) Give the first valid address and the last valid address of the available address space.
[10 Marks]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F557bb9b4-19c1-4100-ae62-8aaecf8471a8%2Fd495bfa1-8bce-4171-90c2-e03720434ef4%2Fb2uy2et_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. (a) A block of 8192 addresses is available for allocation to hosts, starting with 192.24.0.0.
The following organizations request addresses, Tithe an Oireachtais, An Post, and Raidió
Teilifís Éireann.
Tithe an Oireachtais need(s) 2048 addresses and is assigned 192.24.0.0/21. An Post
needs 4096 addresses and is assigned 192.24.16.0 and the subnet mask 255.255.240.0.
Finally, Raidió Teilifís Éireann asks for 1024 addresses and is assigned 192.24.8.0/22.
(i) How many addresses are left after this allocation has been performed?
(ii) If any addresses are available, give the network prefix for the available network.
(iii) Give the first valid address and the last valid address of the available address space.
[10 Marks]
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