Master Subnetting – Section 1 www.learntechtraining.com
IPv4 Addressing Types We use 3 different type of addresses to communicate in an IPv4 network: Unicast: Broadcast: Multicast: Communication to a single device Communication to ALL devices Communication to multiple device, but not all devices.
IPv4 Addressing Types We use 3 different type of addresses to communicate in an IPv4 network: Unicast: Broadcast: Multicast: Communication to a single device Communication to ALL devices Communication to multiple device, but not all devices.
IPv4 Classes
IPv4 Classes Class A: 2^24 = 16,777,214 Class B: 2^16 = 65,536 Class C: 2^16 = 254
IPv4 Classes Class A N.H.H.H Class B N.N.H.H Class C N.N.N.H A – 1-126 N.H.H.H 255.0.0.0 B – 128-191 N.N.H.H 255.255.0.0 C- 192-223 N.N.N.H 255.255.255.0 Class C N.N.N.H
IPv4 Usable Addresses
IPv4 Usable Addresses
IPv4 Usable Addresses
IPv4 Usable Addresses 32bits | 4octets | 8 bits each Network Value defines the neighborhood you live in. Can not change. Host Value defines your specific location in the neighbor. This value can change. N . H . H . H Default Prefix = /8 Example: 10.10.10.10/8 N . N . H . H Default Prefix = /16 Example: 172.16.4.10/16 N . N . N . H Default Prefix = /24 Example: 192.168.1.10/24 128 | 64 | 32 | 16 | 8 | 4 | 2 | 1