Platforms and Network Technologies ITT Subnetting

ITT Subnetting Worksheet Use the following tables as references for the remainder of the document. IP Address Classes Class A 1-127 NHHH 11.23.15.6 Class B 128-191 NNHH 173.11.14.21 Class C 192-223 NNNH 193.15.13.22 Class D 224-230 Reserved for multicast. 240-255 Reserved for experimental, used for research. Class E Private Addresses Class A Class B Class C APIPA 10.0.0.0 – 10.255.255.255 172.16.0.0 – 172.31.255.255 192.168.0.0 – 192.168.255.255 169.254.0.1 – 169.254.255.254 Scoring Guide: Be sure to complete all sections as directed by your instructor. Section Number System Conversion Address Identification and Notation Custom Subnet Addressing and Masking IPV6 Conversion and Notation Total Possible Points Possible 5 10 15 5 35 Number System Conversions (5 Points) Binary to Decimal Conversion Example: 128 0 64 1 32 0 16 1 8 1 4 0 2 1 1 1 Answers 91 Add corresponding binary values annotated by 0s and 1s across to get decimal value on the right: 128 0 0 1 0 1 1 0 1 1 64 0 0 1 0 0 0 1 0 1 32 0 1 1 1 0 1 1 0 0 16 1 1 1 1 0 0 0 1 1 8 1 1 0 0 1 1 1 1 0 4 0 0 0 0 0 0 1 0 1 2 1 1 0 0 0 1 0 0 1 1 1 1 0 1 0 0 1 1 0 Answers 27 59 240 49 136 170 109 153 214 Decimal to Binary Conversion Example: 128 64 32 16 8 4 2 1 1 1 0 0 0 1 0 0 Dec Value 196 Fill in 0s and 1s across to match corresponding decimal values on the right: 128 64 32 16 8 4 2 1 1 1 0 1 1 0 1 1 1 0 1 1 1 1 1 1 1 1 0 1 0 1 1 1 0 1 1 1 1 1 0 1 0 0 0 0 1 0 0 0 1 1 1 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 1 1 0 1 1 0 0 1 1 0 0 0 0 1 1 0 0 0 0 0 0 0 Dec Value 200 255 107 224 192 98 242 224 172 100 Address Identification and Notation (10 points) Identify the class of IP Address: A, B, or C: Address 148.17.9.1 220.200.23.1 177.100.15.4 218.241.80.78 198.155.72.56 10.0.0.1 192.168.123.42 123.231.132.9 42.42.42.42 221.81.64.3 Class B C B C C A C A A C Network Identification Highlight the Network Portion: 117. 33. 10. 150. 192. 199. 219. 158. 218. 100. 89. 56. 90 0. 0. 2 252 1. 1 15. 16. 3 168. 123. 1 155. 66. 56 200. 23. 1 200. 45. 62 155. 230. 41 25. 1. 1 Highlight the Host Portion: 117. 33. 10. 150. 192. 199. 220. 158. 218. 100. 89. 0. 252 15. 168. 155. 200. 200. 155. 25. 56. 0. 1. 16. 123. 66. 23. 45. 230. 1. 90 2 1 3 1 56 1 62 41 1 Network Addressing Write the network addresses for the provided IP address/subnet mask. The first two have been provided as examples. Address/Mask Answer Network address of any IP Address will have 0 for the host digit 10.10.48.80 255.255.255.0 10 10 48 80 255 255 255 0 N N N H N N N H = 10.10.48.0 186.31.32.110 255.255.0.0 186 31 32 255 255 0 N N H 178.10.48.80 255.255.0.0 10.10.10.10 255.0.0.0 175.125.200.151 255.255.0.0 199.203.32.91 255.255.255.0 188.21.32.110 255.255.0.0 192.168.24.19 255.255.0.0 15.30.20.20 255.255.255.0 27.0.2.1 255.0.0.0 164.42.3.4 255.255.255.0 25.25.142.8 255.0.0.0 186.31.0.0 110 0 H 178.10.48.0.0 10.0.0.0 175.125.0.0 199.203.32.0 188.21.0.0 192.168.0.0 15.30.20.0 27.0.0.0 164.42.3.0 25.0.0.0 Host Addresses Using the IP address and subnet mask shown, write the host address. The first two have been provided as examples. Address 10.10.48.80 Mask 255.255.255.0 80 Answer 10.10.10.10 255.0.0.0 10.10.10 10.10.48.67 255.255.255.0 67 10.10.11.12 255.0.0.0 10.11.12 27.125.200.151 255.0.0.0 125.200.151 199.203.32.91 255.255.255.0 91 186.31.32.110 255.255.0.0 32.110 Default Subnet Mask and CIDR Notation Write the correct default subnet mask for each in CIDR notation (Slash Notation). The first two rows have been provided as examples. Address Mask 10.10.48.80 255.255.255.0 Mask Bits 11111111.11111111.11111111.00000000 Answer (CIDR) 10.10.10.10 255.0.0.0 11111111.00000000.00000000.00000000 10.10.48.80 255.255.255.0 11111111.11111111.11111111.00000000 /24 (24 bits on/1) 10.10.10.10 255.255.0.0 11111111.11111111.00000000.00000000 /16 (16 bits on 1) 27.125.200.15 1 255.0.0.0 11111111.00000000.00000000.00000000 199.203.32.91 255.255.255.0 11111111.11111111.11111111.00000000 /24 (24 bits on 1) 186.31.32.110 255.255.0.0 11111111.11111111.00000000.00000000 /16 (16 bits on 1) 192.168.24.19 255.255.0.0 11111111.11111111.00000000.00000000 /16 (16 bits on 1) 15.30.20.20 255.255.255.0 11111111.11111111.11111111.00000000 /24 (24 bits on 1) /24 (24 bits on/1) /8 (8 bits on/1) /8 (8 bits on 1) Custom Subnet Addressing and Masks (15 points) Before attempting this portion, be sure to download the Solarwinds' Advanced Subnet Calculator from the Topic Materials. Example: Network Address Required Networks Required Hosts Example What Custom Subnet Mask to use? Total Number of Subnets Total Number of Hosts per subnet Total Number of Usable Addresses Subnet number for the 2nd Subnet? Host Range for the 2nd Subnet? Broadcast address for the 2nd Subnet? CIDR Notation for the 2nd Subnet? 192.10.10.0 14 14 Answer 255.255.255.240 16 14 14x16 = 224 192.10.10.16 192.10.10.17 Thru 192.10.10.30 192.10.10.31 192.16.10.16/28 Use the Advanced Subnet calculator to fill in the blanks: Network Address Required Networks Required Hosts 156.100.0.0 1000 60 What Custom Subnet Mask to use? Total Number of Subnets Total Number of Hosts per subnet Total Number of Usable Addresses Subnet number for the 10th Subnet? Host Range for the 10th Subnet? Broadcast address for the 10th Subnet? CIDR Notation for the 10th subnet? Answer 255.255.255.192 64 62 3968 156.100.2.64 156.100.2.65 - 156.100.2.126 156.100.2.127 /26 Network Address Required Networks Required Hosts 182.86.7.0 6 28 What Custom Subnet Mask to use? Total Number of Subnets Total Number of Hosts per subnet Total Number of Usable Addresses 255.255.255.224 30 32 960 Answer Subnet number for the 5th Subnet? Host Range for the 5th Subnet? Broadcast address for the 5th Subnet? CIDR Notation for the 5th subnet? 182.86.0.128 182.86.0.129 - 182.86.0.158 182.86.0.159 Network Address Required Networks Required Hosts 187.112.0.0 2000 15 What Custom Subnet Mask to use? Total Number of Subnets Total Number of Hosts per subnet Total Number of Usable Addresses Subnet number for the 12th Subnet? Host Range for the 12th Subnet? Broadcast address for the 12th Subnet? CIDR Notation for the 12th Subnet? 255.255.255.224 /27 Answer 32 30 960 187.112.1.96 187.112.1.97 - 187.112.1.126 187.112.1.127 /27 Create the subnetting table for two of organizational units required for your corporate network: Network Address Required Networks Required Hosts What Custom Subnet Mask to use? Total Number of Subnets Total Number of Hosts per subnet Total Number of Usable Addresses Subnet number for the 12th Subnet? Host Range for the 12th Subnet? Broadcast address for the 12th Subnet? CIDR Notation? 217.18.21.0 30 100 Answer 255.255.255.128 32 6 192 217.18.21.88 217.18.21.89 -217.18.21.94 217.18.21.95 /25 Network Address Required Networks Required Hosts What Custom Subnet Mask to use? Total Number of Subnets Total Number of Hosts per subnet Total Number of Usable Addresses Subnet number for the 12th Subnet? Host Range for the 12th Subnet? Broadcast address for the 12th Subnet? CIDR Notation? 199.112.6.0 4 62 Answer 255.255.255.252 64 2 128 199.112.6.44 199.112.6.45 199.112.6.46 199.112.6.47 /30 IPV6 Address Conversion (5 points) Open and refer to the "UltraTools: Convert IPv4 to IPv6" in the Topic Materials. The first rows for each table have been provided as examples. Convert IPV4, combine with Prefix: Original 192.168.10.10/24 172.28.175.3/18 10.10.10.10/8 8.8.8.8 Gateway in your first subnet Network Prefix Converted Host Address 2001:0F10:0200:F500 2001:0F10:0200:F500: 0:FFFF:C0A8:0A0A 2E00:0001:0010:F006 2E00:0001:0010:F006: 0:ffff:ac1c:af03 2000:0100:0F0A:FF0 2000:0100:0F0A:FF01 0:ffff:a0a:a0a 1 2100:1000:0E10:F500 2100:1000:0E10:F500 0:ffff:808:808 2101:1001:0F01:F501 2101:1001:0F01:F501 0:ffff:d912:1500 Convert IPV4, Combine with Prefix, Apply ‘Zero’ rules where applicable: Original Network Prefix Converted Host Address 192.168.14.10/24 2001:0000:0000:F500 2001::F500:0:FFFF:C0A8:E0A 172.28.182.3/18 2E00:0001:0010:F006 2E00::F0006:0:FFFF:AC1C:AF03 10.10.10.10/8 2000:0000:0000:0000 2000::0F0A:0:FFFF:A0A:A0A Gateway in your 2nd subnet 2100:1000:0000:F500 2101:1001:0f01:f501:0000:ffff:d912:1500 Convert IPV4, Combine Prefix, Apply Subnet, Rewrite new address: Original IPv4 Your Address Your 12th Custom Subnet 156.100.10. 0 187.112.0.1 Network Prefix (48 bits) Subne t ID (16) Combined Prefix/Subnet 2001:FEFE:8001 1 2001:FEFE:8001:0001 3000:1235:F100 12 0:ffff:c770:62c Converted 2001:FEFE:8001:1:0:FFFF:C0A8:C80A 2001:FEFE:8001:1::FFFF:C0A8:C80A 3000:1235:f100::ffff:c770:62c 2F0A:4444:0100 100 0:ffff:9c64:a00 2f0a:4444:100::ffff9c64:a00 You decide 1000 0:ffff:bb70:1 2f0a:4444:100::ffff:bb70:1 Company Custom Subnet Address Plan Use this template extensively to create your addressing plan and Cisco Packet Tracer configurations. Hostname Main OfficeRouter RemoteOffice-1 RemoteOffice-1 RemoteOffice-2 ShippingWi-Fi Department IT VLAN 1 Subnet Address (Subnet ID) Mask (Decimal) Mask (CIDR) 192.168.200.0 255.255.255.240 /28 Gateway/ Router 192.168.200.1 Usable Address Start Usable Address End DHCP Max .3 .14 12 Sales 10 192.168.200.16 255.255.255.240 /28 192.168.200.17 .18 .30 13 Engineering 15 192.168.200.32 255.255.255.240 /28 192.168.200.33 .34 .46 13 Main-Wireless 20 192.168.200.48 255.255.255.240 /28 192.168.200.49 .50 .62 13 Manufacturing 30 192.168.200.64 255.255.255.240 /28 192.168.200.65 .66 .78 13 40 192.168.200.80 255.255.255.240 /28 192.168.200.81 .81 .94 13 50 192.168.200.96 255.255.255.240 /28 192.168.200.97 .98 .110 13 60 192.168.200.12 255.255.255.240 /28 192.168.200.113 .114 .126 13 70 192.168.200.12 8 255.255.255.240 /28 192.168.200.12 9 .130 .142 13 ManuWi-Fi ManufacturingAirgap Shipping R: Router Interface -Connects toS: Switch Interface R: Gigabit7/0 S1: Gigabit7/1 R: Gigabit9/0 S1: Gigabit9/1 R: Gigabit8/0 S2: Gigabit8/1 R: Gigabit6/0 S1: Gigabit6/1 R1: Gigabit9/0 S3: Gigabit9/1 R1: Gigabit8/0 S3: Gigabit8/1 R1: Gigabit7/0 S3: Gigabit7/1 R2: Gigabit9/0 S4: Gigabit9/1 R2: Gigabit8/0 S4: Gigabit8/1