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how to protect sensitive variables in terraform

Protecting Sensitive Input Variables in Terraform: Best Practices for Security and Compliance

Terraform is a powerful tool used to automate the process of deploying and managing infrastructure. With Terraform, you can define infrastructure as code (IaC), which...

Kevin Sims in Automation
Apr 17 - 2 min read

How to Use Terraform Output: How and Why You Should Use Terraform Outputs

Terraform is an open-source infrastructure as code (IaC) tool that simplifies the process of provisioning and managing cloud resources. One of its essential features is...

Kevin Sims in Automation
Apr 17 - 2 min read

How to query data sources in azure using terraform

Using Azure Data Sources in Terraform: A Guide with Examples

Terraform is a popular Infrastructure as Code (IaC) tool used to manage cloud resources. One of the powerful features of Terraform is the ability to...

Kevin Sims in Automation
Apr 16 - 1 min read

mastering dynamic expressions using terraform

Mastering Dynamic Expressions in Terraform: Creating Flexible and Reusable Infrastructure Code

Terraform is an open-source infrastructure as code (IAC) tool that enables you to manage and provision cloud resources efficiently. It allows you to define your...

Kevin Sims in Automation
Apr 16 - 2 min read

Top 5 Reasons Why people are using terraform cloud?

Terraform Cloud is offered as a multi-tenant SaaS platform. It offers a free tier for getting started, and can accommodate both small businesses and large...

Kevin Sims in Cloud
Mar 29 - 2 min read

aztfy tool to import existing infrastructure into terraform

Import your Entire Azure Environment using Terrafy

Many companies will start to adopt some form of IAC (infrastcuture as code) tool. One of the most popular tools is Terraform. With companies moving...

Kevin Sims in Automation, Cloud
Feb 17 - 4 min read

Azure Traffic Manager Routing Method Deep Dive

Azure supports 6 different azure traffic manager routing methods to help provide load balancing to your endpoints inside or outside of azure. The routing methods...

Kevin Sims in Cloud
Jan 22 - 4 min read

Azure Traffic Manager Vs Azure Load Balancer Differences

Many engineers at some point may need to decide when to use azure traffic manager vs azure load balancer. Designing high availability for web applications...

Kevin Sims in Cloud
Jan 17 - 4 min read

How to create a pod in Kubernetes using yaml

In Kubernetes, a pod is the basic unit of deployment. When you create a pod in kubernetes using yaml, It can contain one or more...

Kevin Sims in Automation
Dec 20 - 3 min read

Kubernetes yaml kind types Explained

This article will introduce kubernetes yaml kind types and how examples of how they are used. Kubernetes is a container orchestration system for automating software...

Kevin Sims in Automation
Dec 15 - 2 min read

How to troubleshoot with kubectl

When working with Kubernetes, learning how to troubleshoot with kubectl will help in your discovery of any issues. Kubectl is a command line tool that...

Kevin Sims in Networking
Dec 8 - 1 min read

How to build an online Palo Alto Lab using EVE-NG

Are you looking to become PCNSA (Palo Alto Networks Certified Network Security Administrator) Certified? In the course of your studies, getting your hands on real...

Kevin Sims in Networking
Nov 20 - 3 min read

Free Palo Alto Firewall Lab using EVE-NG

A palo alto firewall lab using EVE-NG can help give you the ability to test and learn different network configurations. Using Eve-NG the scale at...

Kevin Sims in Networking
Nov 19 - 1 min read

azure transitive routing hub and spoke network

Azure Firewall to Route Spoke Vnets Through Hub Vnet

One of the recommended azure architectures is a hub and spoke network setup. This architecture consist of the following azure components: 1x Hub Virtual Network...

Kevin Sims in Cloud, Networking
Nov 5 - 2 min read

how to build a hub and spoke model using terraform

Deploy an Azure Hub and Spoke Network using Terraform

Whether your doing this to study or deploy into a production networking, deploying an azure hub and spoke network using terraform makes management a lot...

Kevin Sims in Networking
Nov 2 - 7 min read

How to manage your fortigate firewall using terraform

A fortigate firewall is a security device that a lot of businesses may find themselves using at the edge of their business locations. Your firewall...

Kevin Sims in Automation, Networking
Oct 25 - 2 min read

How to create a vnet in azure using terraform

In azure vnets allow you to separate out parts of your cloud infrastructure into different network segments. This structure is almost the equivalent of building...

Kevin Sims in Automation, Cloud
Oct 24 - 2 min read

Azure Firewall vs Network Security Group

When it comes to protecting your azure resources, a question you may come across is when to use an azure firewall vs network security group....

Kevin Sims in Cloud, Networking
Oct 20 - 3 min read

Terraform for_each example to create multiple resources

Terraform for_each will allow you create multiple resources without having to define multiple resource blocks. As your infrastructure as code starts to grow, it can...

Kevin Sims in Automation
Oct 8 - 1 min read

How to Import Existing Azure Resources into Terraform

Many companies choose to adopt infrastructure as code later in there cloud journey. There will come a time when you may need to import existing...

Kevin Sims in Automation
Sep 28 - 2 min read

How to Build a Cisco CCNA lab at home using EVE-NG

Want to know how to build a cisco ccna lab at home using eve-ng? Many people seek to pass the CCNA 200-301 cisco exam. EVE-NG...

Kevin Sims in Networking
Sep 27 - 3 min read

How to fix Objects have changed outside of Terraform

When working with terraform, you may run into the error “objects have changed outside of Terraform”. This error means that your terraform state and application...

Kevin Sims in Cloud
Sep 26 - 2 min read

Secure Terraform State in an Azure storage account

Terraform state allows for terraform to understand what resources to add, update or delete. When using terraform, the state file is initially stored locally on...

Kevin Sims in Cloud
Sep 20 - 2 min read

Build an Azure Homelab using Terraform

Building an azure homelab can help give you the opportunity to study for certifications or help grow your career as a cloud engineer. Using terraform...

Kevin Sims in Cloud
Sep 17 - 4 min read

How to increase security with an AWS S3 VPC Endpoint

An aws s3 vpc endpoint allows private access to Amazon S3 from your VPC. This improves overall security since traffic to S3 will not have...

Kevin Sims in Cloud
Sep 7 - 3 min read

How to Setup AWS VPC Peering

AWS VPC peering allows you to route traffic between two VPCs using their respective private IPv4 or IPv6 addresses. It is possible for instances in...

Kevin Sims in Cloud
Aug 30 - 2 min read

Create an aws key pair using terraform

We looked at how to create and destroy a straightforward EC2 instance in the last post on Terraform. This guide will walk you through how...

Kevin Sims in Automation
Aug 26 - 2 min read

How to deploy and aws ec2 instance using terraform

How to deploy an AWS Linux EC2 Instance Using Terraform

As the companies start to move to the cloud, you may find yourself needing to deploy an aws linux ec2 instance using terraform. There are...

Kevin Sims in Automation, Cloud
Aug 22 - 3 min read

How to Create an AWS VPC using Terraform

As more companies move to the cloud, many companies will need to create an aws vpc using terraform. Terraform helps eliminate manual task you would...

Kevin Sims in Cloud
Aug 19 - 5 min read

The Purpose of Terraform for Your Organization in 2022

The purpose of Terraform for your organization is to provide a flexible and reliable platform for managing infrastructure. Terraform provides the ability to create, change,...

Kevin Sims in Automation
Aug 7 - 3 min read

How OSPF Link State Advertisement works

OSPF link state advertisements are advertisements the router floods to other routers when neighbors are becoming adjacent. An OSPF router adds or removes directly connected...

Kevin Sims in Networking
Jul 15 - 2 min read

Types of Static Routes and How to Configure Them

Static routes can help provide precise control over routing but may create a burden when it comes to maintenance. As your network grows creating static...

Kevin Sims in Networking
Jul 10 - 3 min read

How to configure ASAv in EVE-ng and use ASDM

Learning how to configure ASAv in eve-ng can help grow not only your networking skills but IT career. One of the biggest in demand fields...

Kevin Sims in Networking
Jul 7 - 3 min read

EVE-NG: Complete OSPF multi area configuration lab

Our last lab talked about single area ospf. This ospf multi area configuration lab will walk you though setting up 6 cisco routers in 3...

Kevin Sims in Networking
Jun 27 - 6 min read

How to setup Ubuntu Linux in EVE-NG

Setting up Ubuntu Linux to run in EVE-NG is a simple process that allows you to use many of the powerful features of the EVE...

Kevin Sims in Networking
Jun 17 - 2 min read

Step by Step Cisco Router BGP Configuration

BGP is an interdomain routing protocol that is intended to provide businesses with loop-free routing. In this lab we will go over the cisco router...

Kevin Sims in Networking
Jun 9 - 4 min read

How to Configure VRRP | Complete EVE-NG Lab

VRRP (Virtual Router Redundancy Protocol) is a first hop redundancy protocol that is similar to HSRP. The key distinction between HSRP and VRRP is that...

Kevin Sims in Networking
Jun 7 - 1 min read

Cisco HSRP Configuration: The Ultimate EVE-NG Lab

Implementing Cisco HSRP Configuration in your network will provide a fault-tolerant default gateway for your network. Hot Standby Routing Protocol (HSRP) is a Cisco proprietary...

Kevin Sims in Networking
Jun 5 - 4 min read

Security group and a network ACL in AWS: What’s the difference?

When looking to provide enhanced security for your production resources in AWS, a security group or network ACL combined can help increase your security posture....

Kevin Sims in Cloud
May 14 - 2 min read

How to Setup an AWS Client VPN using OpenVPN

Once you start to get more resources into AWS you may not want to expose them all to the internet to gain access to them....

Kevin Sims in Cloud
Apr 12 - 5 min read

Complete Guide: How AWS Site-to-Site VPN Works

When moving to the cloud, you may need to connect your additional datacenter to your cloud resources. Read the complete guide on the AWS site-to-site...

Kevin Sims in Cloud
Apr 8 - 5 min read

AWS Advanced Virtual Private Cloud | Components & Design

When taking an approach to learning more about the advanced virtual private cloud, there are services and features that can help improve the reliability and...

Kevin Sims in Cloud
Apr 2 - 7 min read

Complete AWS VPC tutorial for beginners 2022

AWS has many components that continue to grow year after year. This complete AWS VPC tutorial for beginners can also be followed along by advanced...

Kevin Sims in Cloud
Mar 26 - 13 min read

How to Create an AWS S3 Bucket using AWS CLI

Creating an AWS S3 Bucket can be done programmatically, using the aws cli or through various automation platforms. One easy way is through the aws...

Kevin Sims in Cloud
Feb 26 - 3 min read

How to build the best Homelab using AWS

Looking to start a career in IT? There may come a time when you will want to study for certain certifications or just learn new...

Kevin Sims in Cloud
Jan 28 - 6 min read

EVE-NG vs GNS3 | Complete 2023 Review Updated

Eve-ng and gns3 are both great emulation software that can help grow your networking career. Read through on the benefits of both. When choosing between...

Kevin Sims in Networking
Jan 4 - 5 min read

How to Apply Log4j Workaround for VMware Vcenter

I am going to show you Step by Step how to apply the VMWare log4j workaround. ...

Kevin Sims in Networking
Dec 13 - 1 min read

Single Area OSPF Routing Protocol Configuration Guide

Single area OSPF routing protocol configuration is a very simple setup that can help improve network availability in your network. OSPF (Open Shortest Path First)...

Kevin Sims in Networking
Dec 13 - 6 min read

How to setup a Cisco ASA Active/Standby Failover

Two Cisco ASA firewalls in high availability mode are highly recommended in a production scenario....

Kevin Sims in Networking
Nov 28 - 2 min read

How to configure Cisco ASA site to site VPN IKEv1

This lab will walk you through how to setup a cisco asa vpn connection between 2 cisco ASA firewalls using IKEv1...

Kevin Sims in Networking
Nov 24 - 4 min read

How to configure SNMPv3 on VMware ESXi 7.0

When looking to configure SNMP for ESXI, the most secure way is to go with SNMPv3. Here is a way to get that setup if...

Kevin Sims in Networking
Nov 12 - 2 min read

How to Create a Virtual Private Cloud in AWS the Secure Way

Understanding how to build Secure VPCs will help in growing your business and or career as you start to use the Amazon Virtual Private Cloud...

Kevin Sims in Cloud
Oct 30 - 10 min read

Quick Overview to using Amazon Lightsail

For a low, predictable fee, Lightsail includes everything you need to get your project up and running quickly....

Kevin Sims in Cloud
Oct 25 - 2 min read

Best ways to Secure Your EC2 Instance

When building out your Amazon EC2 Instance you are responsible for configuring effective access controls to protect your EC2 instances from unauthorized use. ...

Kevin Sims in Cloud
Oct 6 - 3 min read

Ultimate Amazon EC2 (Elastic Compute Cloud) & EBS (Elastic Block Store) Guide

AWS Elastic Compute Cloud (EC2) is designed to replicate your datacenter/server rooms as closely as possible....

Kevin Sims in Cloud
Oct 4 - 6 min read

How to configure VRF-lite using Cisco Routers & Switches

For service providers to help support multiple customers, they must be able to virtualize the router to create multiple virtual routing tables using VRF...

Kevin Sims in Networking
Sep 24 - 5 min read

How to configure Etherchannel load balancing

LACP and PAgP support a variety of load balancing algorithms to help maintain even distribution of traffic across an Etherchannel bundle. In this lab we...

Kevin Sims in Networking
Sep 12 - 2 min read

Etherchannel Configuration Guide using LACP or PAgP

The Etherchannel Configuration implemented in this guide will explore various methods of Link Aggregation, which will combine the connections into single logical channel group. Port...

Kevin Sims in Networking
Sep 4 - 4 min read

How To Configure Cisco VLAN Trunking Protocol Version 3

I covered the fundamentals of Cisco VLAN Trunking Protocol in a previous article (version 1 and 2). VTP version 3‘s primary purpose is to synchronize...

Kevin Sims in Networking
Sep 1 - 3 min read

Ultimate VLAN Trunking Protocol V2 setup Guide

VLAN Trunking protocol (VTP) manages the addition, deletion, and renaming of VLANs on the entire network from a single switch. Although not used as common...

Kevin Sims in Networking
Aug 28 - 4 min read

How to setup Multiple Spanning Tree Protocol

Multiple Spanning Tree protocol (MST) is an open protocol derived from rapid spanning tree protocol. MSTP runs a number of VLAN-independent STP instances (representing logical...

Kevin Sims in Networking
Aug 17 - 3 min read

(STP) Spanning Tree Protocol Explained – advanced tuning

The (STP) Spanning Tree Protocol Explained in simple terms is a link management protocol that enables path redundancy while also preventing undesired network loops. As...

Kevin Sims in Networking
Aug 16 - 2 min read

How to setup a cisco spanning tree protocol lab – Part 3

Although cisco spanning tree by default is a great implementation, when links go down or come up you want to speed up convergence to improve...

Kevin Sims in Networking
Aug 8 - 1 min read

How to setup a cisco spanning tree protocol lab – Part 2

We’ll talk about how to locate the default spanning tree in this section of the lab. Spanning tree is enabled by default, so as soon...

Kevin Sims in Networking
Aug 8 - 2 min read

How to configure Inter-VLAN routing video part 3 & 4

You can check the video out and subscribe to my channel here! In this video, we’ll provide the setup and configuration for setting up a...

Kevin Sims in Networking
Aug 7 - 1 min read

How to setup a cisco spanning tree protocol lab – Part 1

Cisco Spanning tree protocol lab details The implications of a loop in a layer 2 network can have a big impact on the network’s reliability....

Kevin Sims in Networking
Aug 5 - 3 min read

How to configure Inter-VLAN routing video part 1 & 2

SORRY FOR THE LOW VOLUME . You can check the video out and subscribe to my channel here! In this video, we’ll provide the setup...

Kevin Sims in Networking
Aug 3 - 1 min read

Part 3 & 4 how to configure router based inter-vlan routing

Rather than use a layer 3 switch and configuring switch virtual interfaces to route packets across vlans, we'll utilize a router to accomplish the job...

Kevin Sims in Networking
Aug 3 - 2 min read

Part 1 & 2 How to configure router on a stick to implement inter-vlan routing

The goal of this lab is to assist you in creating inter-vlan routing with a layer 3 switch on one network and a router on...

Kevin Sims in Networking
Jul 30 - 4 min read

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