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IPv4 Addressing Cheat Sheet, Lecture notes of Network Analysis

Methodist Ladies' College (MLC)Network Analysis

This cheat sheet provides a comprehensive overview of ipv4 addressing, including cidr notation, addresses, subnet length, subnet mask, and usable ips for various subnet lengths. It also covers classful and private ipv4 addresses, special ipv4 addresses, and reserved ipv4 blocks.

Typology: Lecture notes

2021/2022

Uploaded on 07/05/2022

gavin_99 🇦🇺

4.3

(67)

1K documents

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Partial preview of the text

Download IPv4 Addressing Cheat Sheet and more Lecture notes Network Analysis in PDF only on Docsity! Cheat Sheet Series Prefix Length Slash Notation (CIDR) Addresses (Total IPs) Max Available Hosts (Usable IPs) Subnet Length Subnet Mask /32 1 1 0 255.255.255.255 /31 2 0 1 255.255.255.254 /30 4 2 2 255.255.255.252 /29 8 6 3 255.255.255.248 /28 16 14 4 255.255.255.240 /27 32 30 5 255.255.255.224 /26 64 62 6 255.255.255.192 /25 128 126 7 255.255.255.128 /24 256 254 8 255.255.255.0 /23 512 510 9 255.255.254.0 /22 1024 1022 10 255.255.252.0 /21 2048 2046 11 255.255.248.0 /20 4096 4094 12 255.255.240.0 /19 8192 8190 13 255.255.224.0 /18 16384 16382 14 255.255.192.0 /17 32768 32766 15 255.255.128.0 /16 65536 65534 16 255.255.0.0 /15 131072 131070 17 255.254.0.0 /14 262144 262142 18 255.252.0.0 /13 524288 524286 19 255.248.0.0 /12 1048576 1048574 20 255.240.0.0 /11 2097152 2097150 21 255.224.0.0 /10 4194304 4194302 22 255.192.0.0 /9 8388608 8388606 23 255.128.0.0 /8 16777216 16777214 24 255.0.0.0 /7 33554432 33554430 25 254.0.0.0 /6 67108864 67108862 26 252.0.0.0 /5 134217728 134217726 27 248.0.0.0 /4 268435456 268435454 28 240.0.0.0 /3 536870912 536870910 29 224.0.0.0 /2 1073741824 1073741822 30 192.0.0.0 /1 2147483648 2147483646 31 128.0.0.0 /0 4294967296 4294967294 32 0.0.0.0 Classful IPv4 Addresses Class A 0.0.0.0 – 127.255.255.255 Class B 128.0.0.0 – 191.255.255.255 Class C 192.0.0.0 – 223.255.255.255 Class D 224.0.0.0 – 239.255.255.255 Class E 240.0.0.0 – 255.255.255.255 Private IPv4 Addresses 10.0.0.0 – 10.255.255.255 172.16.0.0 – 172.31.255.255 192.168.0.0 – 192.168.255.255 Special IPv4 Addresses Local Host 127.0.0.0 – 127.255.255.255 APIPA 169.254.0.0 – 169.254.255.255 Bogon IPv4 Addresses This network 0.0.0.0/8 Private IPv4 Block 10.0.0.0/8 Carrier-grade NAT 100.64.0.0/10 Loopback 127.0.0.0/8 Name collision occurrence 127.0.53.53 Link local 169.254.0.0/16 Private IPv4 Block 172.16.0.0/12 IETF Assignments 192.0.0.0/24 TEST-NET-1 192.0.2.0/24 Private IPv4 Block 192.168.0.0/16 Benchmark testing 198.18.0.0/15 TEST-NET-2 198.51.100.0/24 TEST-NET-3 203.0.113.0/24 Multicast 224.0.0.0/4 Reserved 240.0.0.0/4 Limited broadcast 255.255.255.255/32 Creating a subnet by dividing the host identifier Before Subnetting Network Identifier Host Identifier After Subnetting Network Identifier Subnet Identifier Host Identifier

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