Subnetting Scenario 1



  1. Activity 3.5.2 Subnetting Scenario 1
  2. 9.1.4.6 Subnetting Scenario 1
  3. 3.5.2 Subnetting Scenario 1 Answers
  4. Cisco Packet Tracer Subnetting Scenario 1

Last Updated on March 13, 2018 by

Page 1 of 4 Packet Tracer - Subnetting Scenario 1 Scenario In this activity, you are given the network address of 192.168.100.0/24 to subnet and provide the IP addressing for the network shown in the topology. Each LAN in the network requires enough space for, at least, 25 addresses for end devices, the switch and the router. (PDF) Packet Tracer -Subnetting Scenario 1 (Instructor Version FRANCISCO ROBERTO ORELLANA ROBLES - Academia.edu Instructor Note: Red font color or gray highlights indicate text that appears in the instructor copy only. Optional activities are designed to enhance understanding and/or to provide additional practice. Subnetting scenario. Jenna28jj Registered Users Posts: 4 February 2012 in CCNA & CCENT. But I need some help. Just starting off in a CCNA discovery class, 2nd semester. We are involving ourselves in subnetting, VLSM etc. Can't really go to the instructor for help since it is an online satellite class and takes him 16 years to respond to any. Page 1 of 4 Packet Tracer - Subnetting Scenario 1 Part 2: Assign IP Addresses to Network Devices and Verify Connectivity Scenario In this activity, you are given the network address of 192.168.100.0/24 to subnet and provide the IP addressing for the network shown in the topology.

8.1.4.7 Packet Tracer – Subnetting Scenario 1

Packet Tracer – Subnetting Scenario 1 (Answer Version)

Answer Note: Red font color or gray highlights indicate text that appears in the Answer copy only. Optional activities are designed to enhance understanding and/or to provide additional practice.

Topology

Addressing Table

DeviceInterfaceIP AddressSubnet MaskDefault Gateway
R1G0/0192.168.100.1255.255.255.224N/A
G0/1192.168.100.33255.255.255.224N/A
S0/0/0192.168.100.129255.255.255.224N/A
R2G0/0192.168.100.65255.255.255.224N/A
G0/1192.168.100.97255.255.255.224N/A
S0/0/0192.168.100.158255.255.255.224N/A
S1VLAN 1192.168.100.2255.255.255.224192.168.100.1
S2VLAN 1192.168.100.34255.255.255.224192.168.100.33
S3VLAN 1192.168.100.66255.255.255.224192.168.100.65
S4VLAN 1192.168.100.98255.255.255.224192.168.100.97
PC1NIC192.168.100.30255.255.255.224192.168.100.1
PC2NIC192.168.100.62255.255.255.224192.168.100.33
PC3NIC192.168.100.94255.255.255.224192.168.100.65
PC4NIC192.168.100.126255.255.255.224192.168.100.97

Objectives

Subnetting scenario 1 answers

Part 1: Design an IP Addressing Scheme

Part 2: Assign IP Addresses to Network Devices and Verify Connectivity

Scenario

Scenario

In this activity, you are given the network address of 192.168.100.0/24 to subnet and provide the IP addressing for the network shown in the topology. Each LAN in the network requires enough space for, at least, 25 addresses for end devices, the switch and the router. The connection between R1 to R2 will require an IP address for each end of the link.

Part 1: Design an IP Addressing Scheme

Step 1: Subnet the 192.168.100.0/24 network into the appropriate number of subnets.

  1. Based on the topology, how many subnets are needed? 5
  2. How many bits must be borrowed to support the number of subnets in the topology table? 3
  3. How many subnets does this create? 8
  4. How many usable hosts does this create per subnet? 30
    • Note: If your answer is less than the 25 hosts required, then you borrowed too many bits.
  5. Calculate the binary value for the first five subnets. The first subnet is already shown.
    • Net 0: 192 . 168 . 100 . 0 0 0 0 0 0 0 0
    • Net 1: 192 . 168 . 100 . ___ ___ ___ ___ ___ ___ ___ ___
    • Net 1: 192 . 168 . 100 . 0 0 1 0 0 0 0 0
    • Net 2: 192 . 168 . 100 . ___ ___ ___ ___ ___ ___ ___ ___
    • Net 2: 192 . 168 . 100 . 0 1 0 0 0 0 0 0
    • Net 3: 192 . 168 . 100 . ___ ___ ___ ___ ___ ___ ___ ___
    • Net 3: 192 . 168 . 100 . 0 1 1 0 0 0 0 0
    • Net 4: 192 . 168 . 100 . ___ ___ ___ ___ ___ ___ ___ ___
    • Net 4: 192 . 168 . 100 . 1 0 0 0 0 0 0 0
  6. Calculate the binary and decimal value of the new subnet mask.
    • 11111111.11111111.11111111. ___ ___ ___ ___ ___ ___ ___ ___
    • 11111111.11111111.111111111. 1 1 1 0 0 0 0 0
    • 255 . 255 . 255 . ______
    • 255 . 255 . 255 . 224
  7. Fill in the Subnet Table, listing the decimal value of all available subnets, the first and last usable host address, and the broadcast address. Repeat until all addresses are listed.

Note: You may not need to use all rows.

Subnet Table

Subnet NumberSubnet AddressFirst Usable Host AddressLast Usable Host AddressBroadcast Address
0192.168.100.0192.168.100.1192.168.100.30192.168.100.31
1192.168.100.32192.168.100.33192.168.100.62192.168.100.63
2192.168.100.64192.168.100.65192.168.100.94192.168.100.95
3192.168.100.96192.168.100.97192.168.100.126192.168.100.127
4192.168.100.128192.168.100.129192.168.100.158192.168.100.159
5192.168.100.160192.168.100.161192.168.100.190192.168.100.191
6192.168.100.192192.168.100.193192.168.100.222192.168.100.223
7192.168.100.224192.168.100.225192.168.100.254192.168.100.255
8
9
10

Step 2: Assign the subnets to the network shown in the topology.

  1. Assign Subnet 0 to the LAN connected to the GigabitEthernet 0/0 interface of R1: 192.168.100.0 /27
  2. Assign Subnet 1 to the LAN connected to the GigabitEthernet 0/1 interface of R1: 192.168.100.32 /27
  3. Assign Subnet 2 to the LAN connected to the GigabitEthernet 0/0 interface of R2: 192.168.100.64 /27
  4. Assign Subnet 3 to the LAN connected to the GigabitEthernet 0/1 interface of R2: 192.168.100.96 /27
  5. Assign Subnet 4 to the WAN link between R1 to R2: 192.168.100.128 /27

Step 3: Document the addressing scheme.

Fill in the Subnet Table using the following guidelines:

  1. Assign the first usable IP addresses to R1 for the two LAN links and the WAN link.
  2. Assign the first usable IP addresses to R2 for the LANs links. Assign the last usable IP address for the WAN link.
  3. Assign the second usable IP addresses to the switches.
  4. Assign the last usable IP addresses to the hosts.

Part 2: Assign IP Addresses to Network Devices and Verify Connectivity

Most of the IP addressing is already configured on this network. Implement the following steps to complete the addressing configuration.

Step 1: Configure IP addressing on R1 LAN interfaces.

Step 2: Configure IP addressing on S3, including the default gateway.

Step 3: Configure IP addressing on PC4, including the default gateway.

Step 4: Verify connectivity.

You can only verify connectivity from R1, S3, and PC4. However, you should be able to ping every IP address listed in the Addressing Table.

Suggested Scoring Rubric

Note: The majority of points are allocated to designing and documenting the addressing scheme. Implementation of the addresses in Packet Tracer is of minimal consideration.

Activity SectionQuestion LocationPossible PointsEarned Points
Part 1: Design an IP Addressing SchemeStep 1a1
Step 1b1
Step 1c1
Step 1d1
Step 1e4
Step 1f2
Complete Subnet TableStep 1g10
Assign SubnetsStep 210
Document AddressingStep 340
Part 1 Total70
Packet Tracer Score30
Total Score100

Packet Tracer – Subnetting Scenario

Addressing Table

Objectives

Subnetting Scenario 1
  • Part 1: Design an IP Addressing Scheme
  • Part 2: Assign IP Addresses to Network Devices and Verify Connectivity

Scenario

  • In this activity, you are given the network address of 192.168.100.0/24 to subnet and provide the IP addressing for the Packet Tracer network. Each LAN in the network requires at least 25 addresses for end devices, the switch and the router. The connection between R1 to R2 will require an IP address for each end of the link.

Instructions

Part 1: Design an IP Addressing Scheme

Step 1: Subnet the 192.168.100.0/24 network into the appropriate number of subnets.

  1. Based on the topology, how many subnets are needed?
    5 Four for the LANs, and one for the link between the routers.

  2. How many bits must be borrowed to support the number of subnets in the topology table?
    3

  3. How many subnets does this create?
    8

  4. How many usable hosts does this create per subnet?
    30
    Note: If your answer is less than the 25 hosts required, then you borrowed too many bits.

  5. Calculate the binary value for the first five subnets. The first two subnets have been done for you.

  6. Calculate the binary and decimal value of the new subnet mask.

  7. Fill in the Subnet Table,listing the decimal value of all available subnets, the first and last usable host address, and the broadcast address. Repeat until all addresses are listed.
    Note: You may not need to use all rows.

    Subnet Table

Step 2: Assign the subnets to the network shown in the topology.

  1. Assign Subnet 0 to the LAN connected to the GigabitEthernet 0/0 interface of R1: 192.168.100.0 /27

  2. Assign Subnet 1 to the LAN connected to the GigabitEthernet 0/1 interface of R1: 192.168.100.32 /27

  3. Assign Subnet 2 to the LAN connected to the GigabitEthernet 0/0 interface of R2: 192.168.100.64 /27

  4. Assign Subnet 3 to the LAN connected to the GigabitEthernet 0/1 interface of R2: 192.168.100.96 /27

  5. Assign Subnet 4 to the WAN link between R1 to R2: 192.168.100.128 /27

Step 3: Document the addressing scheme.

  • Fill in the Addressing Table using the following guidelines:
  1. Assign the first usable IP addresses in each subnet to R1 for the two LAN links and the WAN link.

  2. Assign the first usable IP addresses in each subnet to R2 for the LAN links. Assign the last usable IP address for the WAN link.

  3. Assign the second usable IP address in the attached subnets to the switches.

  4. Assign the last usable IP addresses to the PCs in each subnet.

Part 2: Assign IP Addresses to Network Devices and Verify Connectivity

  • Most of the IP addressing is already configured on this network. Implement the following steps to complete the addressing configuration. EIGRP dynamic routing is already configured between R1 and R2.

Step 1: Configure R1 LAN interfaces.

  1. Configure both LAN interfaces with the addresses from the Addressing Table.

  2. Configure the interfaces so that the hosts on the LANs have connectivity to the default gateway.
Subnetting Scenario 1

Step 2: Configure IP addressing on S3.

  1. Configure the switch VLAN1 interface with addressing.

  2. Configure the switch with the default gateway address.

Step 3: Configure PC4.

Activity 3.5.2 Subnetting Scenario 1

  • Configure PC4 with host and default gateway addresses.

9.1.4.6 Subnetting Scenario 1

Step 4: Verify connectivity.

  • You can only verify connectivity from R1, S3, and PC4. However, you should be able to ping every IP address listed in the Addressing Table.

3.5.2 Subnetting Scenario 1 Answers

Device Configs

R1

enable
configure terminal
interface GigabitEthernet0/0
ip address 192.168.100.1 255.255.255.192
no shutdown
interface GigabitEthernet0/1
ip address 192.168.100.33 255.255.255.192
no shutdown
end

S3

enable
configure terminal
interface Vlan1
ip address 192.168.100.66 255.255.255.192
no shutdown
ip default-gateway 192.168.0.65
end

PC4

Cisco Packet Tracer Subnetting Scenario 1

IP address: 192.168.100.126 /27
Default gateway: 192.168.0.97




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