Given 192.168.31.0 a. How many bits are in the host field for this network? _ b. If we need to set up 30 subnets, how many bits must be used for subnetting? _ c. How many bits are left over that can be used for host addresses? _ d. How many subnets can we create from this? _ total subnet? usable subnet? e. How many hosts could be assigned on each subnet? _ total possible host? Usable hosts? f. What subnet mask will be used? _ g. What is the network address for this entire network? _ h. What is the broadcash address for this entire network? _ Show Solution

Given 192.168.31.0 a. How many bits are in the host field for this network? _ b. If we need to set up 30 subnets, how many bits must be used for subnetting? _ c. How many bits are left over that can be used for host addresses? _ d. How many subnets can we create from this? _ total subnet? usable subnet? e. How many hosts could be assigned on each subnet? _ total possible host? Usable hosts? f. What subnet mask will be used? _ g. What is the network address for this entire network? _ h. What is the broadcash address for this entire network? _ Show Solution

Principles of Information Security (MindTap Course List)

6th Edition

ISBN:9781337102063

Author:Michael E. Whitman, Herbert J. Mattord

Publisher:Michael E. Whitman, Herbert J. Mattord

Chapter6: Security Technology: Access Controls, Firewalls, And Vpns

Section: Chapter Questions

Problem 2RQ

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Please help with the following: Consider the network address 199.200.30.0. We want at least two subnets and between 60 and 70 hosts per subnet. What subnet mask should we use? What would the numbers of the first 2 and last 2 subnets be, along with their address range and their broadcast? Explain your answer.
First, determine the class of the address that you are working with. Then, dissect the subnet mask to determine the number of subnets and usable hosts: 1. How many subnets and usable hosts per subnet can you get from the network 196.40.118.0/26? 2. How many subnets and usable hosts per subnet can you get from the network 202.210.77.0/25? 3. How many subnets and usable hosts per subnet can you get from the network 208.213.73.0/29? 4. How many subnets and usable hosts per subnet can you get from the network 156.213.8.0/22? 5. How many subnets and usable hosts per subnet can you get from the network 204.111.224.0/24? 6. How many subnets and usable hosts per subnet can you get from the network 179.225.80.0/23? 7. How many subnets and usable hosts per subnet can you get from the network 192.109.11.0/29? 8. How many subnets and usable hosts per subnet can you get from the network 82.167.0.0/16? 9. How many subnets and usable hosts per subnet can you get from the network 195.85.165.96/27? 10.…
An organization wants to use the private network number 192.168.90.0 across four subnets. The maximum number of hosts that exist per subnet will be 25. What subnet mask would you use to solve the problem?
1. Given the network: a. What is the original subnet mask? b. How many bits are in the host field for this network? c. If we want to set up subnets to allow up to 200 hosts on each subnet, how many host bits must be used for host addressing? d. How many IP addresses will be created on each subnet? total IP addresses How many bits are left over that can be used for subnetting? f. How many subnets can we create from this? g. What final prefix length will be used for this subnet design? h. What final subnet mask will be used for this subnet design? i. Complete the following table for the first 4 subnets in this network. Give the subnet number (starting from 0), subnet address, first host address, last host address and, subnet (directed) broadcast address. e. 130.30.0.0/16 Subnet Number 0 Subnet Number Subnet Address / Prefix usable host IP addresses Subnet Address / Prefix First Host subnets j. Complete the following table for the last 4 subnets in this network. Give the subnet number,…
Suppose an ISP owns the block of addresses of the form 126.120.40.64/26. Suppose it wants to create four subnets from this block, with each block having the same number of IP addresses. Now answer the following: a. What is the maximum number hosts each subnetwork can have? b. What are the subnet addresses (of form a.b.c.d/x) for the four subnets? c. What is the first usable IP address of first subnet? d. What is the broadcast address of first subnet? e. What is the last usable IP address of first subnet?
Suppose you have the following network requirements, for Given an IP address and mask of 9.0.0.0/8, design an IP addressing scheme using VLSM? How is the efficiency of this method achieved? Use the topology in Figure to answer the questions. a.Network 1 needs to support 30 host addresses. b.Network 2 needs to support 62 host addresses. c.Network 3 needs to support 2 host addresses. d.Network 4 needs to support 1052 host addresses. e.Network 5 needs to support 2230 host addresses. f.Network 6 needs to support 62 host addresses. g.Network 7 needs to support 2 host addresses. h.Network 8 needs to support 2 host addresses. Network 1 Network 7 Network 3 Network 8 Network 4 Network 2 Network 6 Network 5
Consider the network address 199.200.30.0. We want at least two subnets and between 60 and 70 hosts per subnet. What subnet mask should we use? What would the numbers of the first 2 and last 2 subnets be, along with their address range and their broadcast? Explain your answer.
3. Given the Class A network: 125.0.0.0 a. How many bits are in the host field for this network? b. If we want to set up subnets to allow up to 200 hosts on each subnet, how many host bits must be used for host addressing? C. d. How many bits are left over that can be used for subnetting? How many subnets can we create from this? _total subnets usable subnets
Suppose you have the following network requirements, for Given an IP address and mask of 9.0.0.0/8, design an IP addressing scheme using VLSM? How is the efficiency of this method achieved? Use the topology in Figure to answer the questions. a. Network 1 needs to support 330 host addresses. b. Network 2 needs to support 62 host addresses. c. Network 3 needs to support 2 host addresses. d. Network 4 needs to support 520 host addresses. e. Network 5 needs to support 230 host addresses. f. Network 6 needs to support 62 host addresses. g. Network 7 needs to support 2 host addresses. h. Network 8 needs to support 2 host addresses.
Question 5 The network 200.100.1.0/24 is assigned. We need to put 45 hosts in each subnet. a. How many bits are needed on the host portion of the assigned address to accommodate at least 45 hosts? b. What is the total number of IP addresses that can be used in each subnet? c. What is the maximum number of subnets that could be created? d. What is the prefix length (/n) and subnet mask IP for the created subnets? е. What are the network addresses of all the subnets? f. Design the network by using appropriate devices (router, switches, PCs), add one PC in each subnet and assign an IP address for PCs and the router interfaces.
An organization’s network consists of 56 physical segments, and they estimate that each physical segment will have a maximum of 600 hosts. The organization has obtained a Class B address of 134.227.0.0. Propose an appropriate subnet mask Indicate the maximum number of subnets and the maximum number of hosts that could be supported if your subnetting scheme is implemented? What’s the range of valid IP addresses for the fourth usable subnet?
You have a class 'C' network that needs 28 subnets while maximizing the number of valid host addresses available on each subnet. How many bits need to borrow from the host field to provide the correct combination, what will be the subnet mask and how many maximum valid hosts we will have in each subnet?