3. Given the network: a. What is the original subnet mask for this network? b. How many bits are in the host field for this network? c. If we want to set up 1000 subnets, how many host bits must be used for subnetting? d. How many subnets can we create from this? total subnets 125.0.0.0/8 e. What final prefix length will be used for this subnet design? f. What final subnet mask will be used for this subnet design? g. How many bits are left over that can be used for host addresses?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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3. Given the network:
125.0.0.0/8
a. What is the original subnet mask for this network?
b. How many bits are in the host field for this network?
c. If we want to set up 1000 subnets, how many host bits must be used for subnetting?
d. How many subnets can we create from this?
total subnets
e. What final prefix length will be used for this subnet design?
f. What final subnet mask will be used for this subnet design?
9.
How many bits are left over that can be used for host addresses?
h.
How many IP addresses would be created on each subnet?
total IP addresses
assignable host addresses
i. Complete the following table for the first 5 subnets in this network. Give the subnet number (starting from 0),
subnet address, first host address, last host address and, subnet (directed) broadcast address.
Subnet
Subnet & Host Bits
Number 2nd & 3rd octets (in binary)
0
Subnet Address
(4 bytes)
Subnet
Subnet & Host Bits
Number 2nd & 3rd octets (in binary)
First Host
(last 3 bytes)
Subnet Address
(4 bytes)
j. Complete the following table for the last 5 subnets in this network. Give the subnet number, subnet address,
host address range, subnet (directed) broadcast address.
Last Host
(last 3 bytes)
First Host
(last 3 bytes)
Subnet (Directed)
Broadcast Address
(last 3 bytes)
Last Host
(last 3 bytes)
Subnet (Directed)
Broadcast Address
(last 3 bytes)
Transcribed Image Text:3. Given the network: 125.0.0.0/8 a. What is the original subnet mask for this network? b. How many bits are in the host field for this network? c. If we want to set up 1000 subnets, how many host bits must be used for subnetting? d. How many subnets can we create from this? total subnets e. What final prefix length will be used for this subnet design? f. What final subnet mask will be used for this subnet design? 9. How many bits are left over that can be used for host addresses? h. How many IP addresses would be created on each subnet? total IP addresses assignable host addresses i. Complete the following table for the first 5 subnets in this network. Give the subnet number (starting from 0), subnet address, first host address, last host address and, subnet (directed) broadcast address. Subnet Subnet & Host Bits Number 2nd & 3rd octets (in binary) 0 Subnet Address (4 bytes) Subnet Subnet & Host Bits Number 2nd & 3rd octets (in binary) First Host (last 3 bytes) Subnet Address (4 bytes) j. Complete the following table for the last 5 subnets in this network. Give the subnet number, subnet address, host address range, subnet (directed) broadcast address. Last Host (last 3 bytes) First Host (last 3 bytes) Subnet (Directed) Broadcast Address (last 3 bytes) Last Host (last 3 bytes) Subnet (Directed) Broadcast Address (last 3 bytes)
CSNT 140 ITN_W02
IP Address / Prefix
PART 2: DETERMINE SUBNET MASK, NETWORK ADDRESS AND NUMBER OF IP ADDRESSES PER SUBNET
4. For each of the following IP addresses and prefix lengths, determine the subnet mask, associated network address,
total number of IP addresses, number of host addresses for this subnet.
160.100.100.100/19
110.115.131.0/18
188.188.252.152/26
SUBNETTING WORKSHEET 2
75.75.75.15 /22
Subnet Mask
NAME:
Subnet Address
for this Subnet
# IP Addresses
in this subnet
# Host Addresses
in this subnet
Transcribed Image Text:CSNT 140 ITN_W02 IP Address / Prefix PART 2: DETERMINE SUBNET MASK, NETWORK ADDRESS AND NUMBER OF IP ADDRESSES PER SUBNET 4. For each of the following IP addresses and prefix lengths, determine the subnet mask, associated network address, total number of IP addresses, number of host addresses for this subnet. 160.100.100.100/19 110.115.131.0/18 188.188.252.152/26 SUBNETTING WORKSHEET 2 75.75.75.15 /22 Subnet Mask NAME: Subnet Address for this Subnet # IP Addresses in this subnet # Host Addresses in this subnet
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