
Learn how to convert between binary and decimal. This is a key skill and for subnetting from a table.
Create subnets from the class C network 192.168.1.0/24 using a /28 mask to yield 16 subnets with 14 usable hosts each for the wireless, user, and server VLANs.
Calculate the subnet mask and divide a class C network 192.168.10.0/24 into four /26 subnets, yielding 62 usable hosts per subnet for VLAN 9–12 and DHCP pools.
Master class B subnetting to support 300 hosts per subnet with a slash 23 mask. Create four subnets for three user vlans and one server vlan.
Learn class a addressing for wan links by subnetting with two-host /30 networks, yielding 64 subnets for ten branch offices and two host addresses per subnet.
From a class a address, create two subnets with up to 126 hosts each using a /25 mask for two user VLANs, VLAN 11 and VLAN 12.
Use classless subnetting on a class A address to create 150-host subnets from 10.1.0.0 for a user VLAN and server VLANs (11 and 12); compute network, broadcast, and host ranges.
Explains how to use an IPv4 subnet calculator to verify work, showing 172.16.0.0 with /23 for 510 usable hosts and 1.3.100.0 with /27 for 30 hosts.
Learn to configure subnetting in a packet tracer lab across three branches and a data center, using /30 WAN links and /28 /27 /26 LAN subnets, with connectivity tests.
Subnetting is one of the most difficult topics to learn for anyone new to networking. It is required for data center deployment, troubleshooting, and network design. You will learn a methodology that is easy to follow and explains how subnetting really works. In fact, you will be able to subnet anything with a subnetting table and eventually subnet intuitively.
Learn how to subnet in minutes with an easier practical approach
Essential for network administrators and all certification students
Get hands-on CLI configuration experience with Packet Tracer lab
Downloadable IP addressing and subnetting cheat sheet notes
This course explains subnetting with common examples that make it easy to understand. There are practical examples for all IPv4 address classes. Learn how to segment your network with subnet domains. This course is essential for all certification students and network administrators.
Binary conversion practice tool
IPv4 standard address classes
Class C network addressing
Class B network addressing
Class A network addressing
Calculate wildcard masks in seconds
Data Center subnetting examples
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