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IP Addressing #4
Subnet the following class “C” address and apply it to the network topology.
201.5.1.0
There are 8 networks in the attached topology, but you need to allow for future growth in the
network. It projected in the future that you will need 14 networks.
How many bits will you need to borrow? ___________________________________________
What is the subnet mask? ________________________________________________________
How many usable subnets will be created? __________________________________________
How many usable host will created on each subnet? ___________________________________
LAB-A
Ethernet 0 is on subnet 1
What is the network number of the subnet 1? ________________________________________
What is the usable range of host on the subnet 1? _____________________________________
What is the broadcast number of the subnet 1? _______________________________________
Ethernet 1 is on subnet 2
What is the network number of the subnet 2? ________________________________________
What is the usable range of host on the subnet 2? _____________________________________
What is the broadcast number of the subnet 2? _______________________________________
Serial 0 is on subnet 3
What is the network number of the subnet 3? ________________________________________
What is the usable range of host on the subnet 3? _____________________________________
What is the broadcast number of the subnet 3? _______________________________________
LAB-B
Ethernet 0 is on subnet 4
What is the network number of the subnet 4? ________________________________________
What is the usable range of host on the subnet 4? _____________________________________
What is the broadcast number of the subnet 4? _______________________________________
Serial 0 is on subnet 5
What is the network number of the subnet 5? ________________________________________
What is the usable range of host on the subnet 5? _____________________________________
What is the broadcast number of the subnet 5? _______________________________________
Serial 1 is on subnet 3 (attached to S0 on LAB-A)
Sem. 2
IP Addressing #4
Created by G. Wright – ESC 11 Ft. Worth, TX
LAB-C
Ethernet 0 is on subnet 6
What is the network number of the subnet 6? ________________________________________
What is the usable range of host on the subnet 6? _____________________________________
What is the broadcast number of the subnet 6? _______________________________________
Serial 0 is on subnet 7
What is the network number of the subnet 7? ________________________________________
What is the usable range of host on the subnet 7? _____________________________________
What is the broadcast number of the subnet 7? _______________________________________
Serial 1 is on subnet 5 (attached to S0 on LAB-B)
LAB-D
Ethernet 0 is on subnet 8
What is the network number of the subnet 8? ________________________________________
What is the usable range of host on the subnet 8? _____________________________________
What is the broadcast number of the subnet 8? _______________________________________
Serial 1 is on subnet 7 (attached to S0 on LAB-C)
LAB-E
Ethernet 0 shares subnet 8 with LAB-D
Apply the address scheme that you calculated. Assign each interface on the router an IP address,
beginning with the first usable host address.
Sem. 2
IP Addressing #4
Created by G. Wright – ESC 11 Ft. Worth, TX
Semester 2 - Lab Configuration
LAB-B
LAB-C
S1
S0 (DCE)
S1
E0
LAB-A
S0 (DCE)
E1
S0 (DCE)
E0
S1
LAB-D
E0
E0
E0
LAB-E
Router Name - LAB-A
Router Type - 2514
S0 =
E0 =
E1 =
SM =
Router Name - LAB-C
Router Type - 2503
S0 =
S1 =
E0 =
SM =
Router Name - LAB-E
Router Type - 2501
E0 =
SM =
Legend
Router
Hub
Switch
Router Name - LAB-B
Router Type - 2503
S0 =
S1 =
E0 =
SM =
Sem. 2
IP Addressing #4
Router Name - LAB-D
Router Type - 2501
S1 =
E0 =
SM =
Secret Password = class
Console Password = cisco
VTY Password = cisco
Console
Cable
Ethernet
Serial
Created by G. Wright – ESC 11 Ft. Worth, TX
IP Addressing #4 Answers
Subnet the following class “C” address and
apply it to the attached network topology.
201.5.1.0
There are 8 networks in the attached topology, but you need to allow for future growth in the
network. It projected in the future that you will need 14 networks.
4
How many bits will you need to borrow? ___________________________________________
What is the subnet mask? ________________________________________________________
255.255.255.240
How many usable subnets will be created? __________________________________________
14
How many usable host will created on each subnet? ___________________________________
14
LAB-A
Ethernet 0 is on subnet 1
What is the network number of the subnet 1? ________________________________________
201.5.1.16
What is the usable range of host on the subnet 1? _____________________________________
201.5.1.17 – 201.5.1.30
What is the broadcast number of the subnet 1? _______________________________________
201.5.1.31
Ethernet 1 is on subnet 2
What is the network number of the subnet 2? ________________________________________
201.5.1.32
What is the usable range of host on the subnet 2? _____________________________________
201.5.1.33 – 201.5.1.46
What is the broadcast number of the subnet 2? _______________________________________
201.5.1.47
Serial 0 is on subnet 3
What is the network number of the subnet 3? ________________________________________
201.5.1.48
What is the usable range of host on the subnet 3? _____________________________________
201.5.1.49 – 201.5.1.62
What is the broadcast number of the subnet 3? _______________________________________
201.5.1.63
LAB-B
Ethernet 0 is on subnet 4
What is the network number of the subnet 4? ________________________________________
201.5.1.64
What is the usable range of host on the subnet 4? _____________________________________
What is the broadcast number of the subnet 4? _______________________________________
201.5.1.79
Serial 0 is on subnet 5
What is the network number of the subnet 5? ________________________________________
201.5.1.80
What is the usable range of host on the subnet 5? _____________________________________
201.5.1.81 – 201.5.1.94
What is the broadcast number of the subnet 5? _______________________________________
201.5.1.95
Serial 1 is on subnet 3 (attached to S0 on LAB-A)
LAB-C
Ethernet 0 is on subnet 6
What is the network number of the subnet 6? ________________________________________
201.5.1.96
What is the usable range of host on the subnet 6? _____________________________________
201.5.1.97 – 201.5.1.110
What is the broadcast number of the subnet 6? _______________________________________
201.5.1.111
Serial 0 is on subnet 7
What is the network number of the subnet 7? ________________________________________
201.5.1.112
What is the usable range of host on the subnet 7? _____________________________________
201.5.1.113 – 201.5.1.126
What is the broadcast number of the subnet 7? _______________________________________
201.5.1.127
Serial 1 is on subnet 5 (attached to S0 on LAB-B)
201.5.1.65 – 201.5.1.78 Created by G. Wright – ESC 11 Ft. Worth, TX
Sem. 2
IP Addressing #4
LAB-D
Ethernet 0 is on subnet 8
201.5.1.128
What is the network number of the subnet 8? ________________________________________
What is the usable range of host on the subnet 8? _____________________________________
201.5.1.129 – 201.5.1.142
What is the broadcast number of the subnet 8? _______________________________________
201.5.1.143
Serial 1 is on subnet 7 (attached to S0 on LAB-C)
LAB-E
Ethernet 0 shares subnet 8 with LAB-D
Apply the address scheme that you calculated. Assign each interface on the router an IP address,
beginning with the first usable host address.
Semester 2 - Lab Configuration
LAB-B
LAB-C
S1
S0 (DCE)
S1
E0
LAB-A
S0 (DCE)
E1
S0 (DCE)
E0
S1
LAB-D
E0
E0
E0
LAB-E
Router Name - LAB-A
Router Type - 2514
S0 = 201.5.1.49
E0 = 201.5.1.17
201.5.1.33
E1 =
SM = 255.255.255.240
Router Name - LAB-C
Router Type - 2503
S0 = 201.5.1.113
S1 = 201.5.1.82
201.5.1.97
E0 = 255.255.255.240
SM =
Router Name - LAB-E
Router Type - 2501
E0 = 201.5.1.130
SM = 255.255.255.240
Legend
Router
Hub
Switch
Router Name - LAB-B
Router Type - 2503
201.5.1.81
S0 =
201.5.1.50
S1 =
201.5.1.65
E0 =
255.255.255.240
SM =
Sem. 2
IP Addressing #4
Router Name - LAB-D
Router Type - 2501
201.5.1.114
S1 =
201.5.1.129
E0 =
255.255.255.240
SM =
Secret Password = class
Console Password = cisco
VTY Password = cisco
Console
Cable
Ethernet
Serial
Created by G. Wright – ESC 11 Ft. Worth, TX
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