CCNA 200-301 Lab | Chapter 1 Network Fundamentals | Lab 010 Practice VLSM - RFC 1918 - Class A

Welcome to our CCNA 200-301 lab series! In this comprehensive tutorial, we'll explore Variable Length Subnet-Masking (VLSM) using RFC1918 Class A addresses. If you are struggling with subnetting, then this video is for you.

VLSM is a vital networking technique that allows for efficient allocation of IP address space by creating subnets of different sizes.

Join us as we dive into the world of VLSM and discover how to design and configure complex network addressing schemes.

We'll start by explaining the basics of VLSM and its benefits, then move on to practical examples using RFC1918 Class A addresses.

Throughout the video, we'll demonstrate step-by-step how to calculate subnet masks, determine subnet sizes, and assign IP addresses to various network segments.

You'll learn valuable skills for optimizing your network infrastructure and maximizing address space utilization.

Whether you're a networking beginner or seasoned professional, this tutorial offers valuable insights and practical knowledge to enhance your skills.

Don't miss out on this opportunity to master VLSM with RFC1918 Class A addresses.

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Lab Objective:
The objective of this lab is to practice Variable Length Subnet Masking (VLSM) to efficiently allocate IP addresses in a network with multiple subnets.
Specifically, we aim to understand how to subnet a given IP address space into smaller subnets of varying sizes to meet the specific requirements of each subnet.
Through this lab, we will gain hands-on experience in subnetting, address allocation, and designing hierarchical network architectures using VLSM principles.
Lab Info:

Lab Tasks, Topology, Lab Solution and Packet Tracer (Pre/Post) Labs can be found in the link below:
https://ieverythingeverywhere.com/how-to-practice-vlsm-rfc1918-class-a/

Lab 008 Practice VLSM - RFC1918 - Class C:
https://www.youtube.com/watch?v=7VBOuiAh09g

Lab 009 Practice VLSM - RFC1918 - Class B:
https://www.youtube.com/watch?v=2-nDpPqA5pw
Equipment Required:
• 1 Router
• 1 Switch
• 12 PCs
• Console cables for Routers
• Ethernet cables for connections between devices
• Computer with Terminal emulation software e.g. PuTTY
IPv4 Address Table:
--------------------------------------
Router1:- Loopback100:- 8.8.8.8/32
--------------------------------------

VLAN Table:
--------------------------------------
Switch1:- GigabitEthernet0/1:- Trunk
Switch1:- Fa0/1-2:- VLAN 100
Switch1:- Fa0/3-4:- VLAN 200
Switch1:- Fa0/5-6:- VLAN 300
Switch1:- Fa0/7-8:- VLAN 400
Switch1:- Fa0/9-10:- VLAN 500
Switch1:- Fa0/11-12:- VLAN 600
--------------------------------------

Lab Task:
Please refer back to the lab document from the URL mentioned above.
Timestamps:
00:05 – Introduction
00:30 - What is Class A Private Address - RFC 1918
01:35 - Department Requirements
02:30 - Lab objective
03:10 - Topology walkthrough
05:00 - Router IP Address Table
06:00 - Hosts IP Address Table
06:45 - Switch VLAN Table
07:55 - Lab task walkthrough
14:10 - Solution Steps Walkthrough
14:55 - How to create a Subnet-Mask Calculator without memorizing it
24:10 - How to subnet using a very easy method
39:15 - Lab solution: Full IPv4 address table per department
40:15 - Lab solution: Full IPv4 address table for Router1
40:40 - Lab solution: Full IPv4 address table for all hosts
41:10 - Configuration steps via the CLI for Router1
49:20 - Configuration steps via the CLI for Switch1
54:45 - Configuration steps via the CLI for all hosts
63:05 - Connectivity test
64:40 - Conclusion
Conclusion:
Through this lab, you've practiced VLSM subnetting and gained practical experience in configuring routers and PCs in a subnetted network.
Understanding VLSM is essential for efficient IP address allocation and network design.
Keep exploring and practicing to reinforce your networking skills!

#ccna #how_to_subnet_easily #ccna_routing_and_switching

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