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• Complete Guide: Mapping a Custom Domain to an Azure Virtual Machine (VM)Aug 08, 2026. Map your custom domain to an Azure VM. Learn to set static IPs, configure NSG rules, update DNS, and bind your web server for seamless access.
• Complete Guide: Mapping a Custom Domain to an AWS EC2 InstanceAug 08, 2026. Map your custom domain to AWS EC2. Learn to reserve Elastic IPs, configure security groups, update DNS, and secure with SSL/TLS.
• What is DNS Resolution Process and How Does It Work Step by Step?Apr 17, 2026. Demystify the DNS resolution process! Learn how domain names translate to IP addresses, enabling seamless website access. Explore the steps, components, and benefits.
• Inbound and Outbound IP Architecture in Cloud DeploymentsJan 07, 2026. Secure cloud deployments by separating inbound/outbound IPs! Boost scalability, reduce risks, and improve traffic management with load balancers and NAT gateways.
• Multi-Layered Rate Limiting (User-Level, IP-Level, API-Level)Nov 24, 2025. Protect APIs with multi-layered rate limiting! Learn a practical architecture for fair usage, abuse prevention, and scalability using IP, user, and API tiers.
• Multi-Layered Rate Limiting (User-Level, IP-Level, API-Level)Nov 21, 2025. Protect your apps from overload with multi-layered rate limiting! Implement IP, user, API, tenant, & global limits for stability, fairness, & security.
• Azure Functions at the Edge: IP Restrictions and Azure AD Authentication in a Global Payment GatewayOct 18, 2025. Secure your Azure Functions with a zero-trust approach! This article demonstrates how to implement IP restrictions and Azure AD authentication for HTTP-triggered functions, using a global payment gateway as a real-world example. Learn how to protect sensitive data, prevent unauthorized access, and meet compliance requirements by leveraging platform-level security features. Implement defense in depth without writing authentication code, ensuring a robust and auditable serverless architecture. Essential for finance, healthcare, and government workloads.
• Locking Down Financial Transaction APIs: Enforcing IP Restrictions on Azure Functions in Real-Time Payment SystemsOct 16, 2025. Secure real-time payment systems using Azure Function IP restrictions. This article provides a step-by-step guide to implementing network-level access control, crucial for financial services compliance (PCI DSS, PSD2). Learn how to allow traffic only from trusted sources, preventing unauthorized API calls and bolstering zero-trust security. Includes Azure CLI scripts, testing strategies, and operational best practices for enterprises processing instant SEPA or FedNow payments.
• Migrating Azure VPN Gateway SKU and Public IP Address.Oct 08, 2025. Migrate your Azure VPN Gateway SKU and Public IP address before the March 2026 deadline! Microsoft's new "Migrate to Standard IP" tool simplifies the process of upgrading from Basic Public IP and Legacy VPN Gateway SKUs (Standard/VpnGw1-5). This guide walks you through the migration steps, ensuring a smooth transition and avoiding service disruptions. Learn how to prepare, commit, and verify your migration, including details on Dynamic IP addresses and VPN SKU upgrades (VpnGw1 to VpnGw1AZ, VpnGw2 to VpnGw2AZ).
• 🌐 Understanding Protocols: The Rules Behind Digital CommunicationSep 18, 2025. Unravel the mystery of protocols, the unsung heroes of digital communication! This guide explains how these essential rules govern data exchange across the internet, ensuring seamless interaction between devices. Learn about different types of protocols like TCP/IP, HTTP/HTTPS, and DNS, and discover why they're crucial for interoperability, reliability, and security in our connected world. Understand the advantages and challenges of protocols in modern networks.
• Assigning IP Addresses to VLANs on Cisco SwitchSep 09, 2025. Learn how to assign IP addresses to VLANs on a Cisco switch to enable inter-VLAN communication and improve network segmentation. This guide provides a step-by-step walkthrough, including VLAN creation, port assignment, and IP configuration. Enhance network security, performance, and manageability by properly configuring VLAN interfaces and default gateways. Includes verification commands for confirming your setup.
• Different types of Network Protocols?Sep 09, 2025. Explore the essential world of network protocols, the unsung heroes of digital communication. This guide breaks down various protocol types, from communication protocols like HTTP, TCP/IP, and UDP, to management and security protocols such as SNMP, SSL, and TLS. Understand how these protocols ensure seamless, reliable, and secure data transfer across networks, powering the internet and beyond.
• What is Dynamic Host Configuration Protocol (DHCP)Sep 04, 2025. Dynamic Host Configuration Protocol (DHCP) automates IP address assignment and network configuration, streamlining network management. Learn about DHCP components, packet formats, and the DORA process (Discover, Offer, Request, Acknowledge). Understand DHCP's advantages, disadvantages, and crucial security considerations like preventing rogue servers and IP starvation attacks for a robust network.
• What is a Default Gateway in Networking?Sep 04, 2025. Unlock seamless network communication! A default gateway is your network's 'exit door,' routing traffic from your local network to the internet and beyond. Learn how it works, its key functions like packet forwarding and NAT, and why proper configuration is crucial for reliable and secure connectivity.
• What Is DNS and How Does It Work in NetworkingSep 04, 2025. Demystify the Domain Name System (DNS) and learn how it powers the internet! This guide explains DNS functionality, from translating domain names into IP addresses to its crucial role in website usability, email delivery, and security. Explore DNS records, server structure, and real-world examples to understand this essential networking component. Discover how DNS impacts website speed and simplifies online navigation.
• What is TCP Three-Way Handshake?Sep 04, 2025. In this article, we will break down the TCP three-way handshake. This process helps two devices connect and start talking on a network. We will use a simple diagram to show you how it works step-by-step. Understanding this method is key to knowing how data moves online. Let's dive in!
• What Is NAT in Networking?Sep 03, 2025. Network Address Translation (NAT) explained! Learn how NAT efficiently manages IP addresses by allowing multiple devices to share a single public IP, conserving addresses and enhancing security. Explore Static, Dynamic, and PAT NAT types with configurations.
• Address Resolution Protocol (ARP) in Networking: How It WorksSep 03, 2025. Unlock the secrets of ARP (Address Resolution Protocol)! This guide explains how ARP translates IP addresses to MAC addresses, enabling seamless communication on local networks. Learn about ARP requests, replies, caching, and its role in different network scenarios. Discover ARP's vulnerabilities, security concerns like ARP spoofing, and its evolution towards NDP in IPv6. Understand the core of network communication!
• What Is CIDR Notation in IP Addressing? (With Examples)Sep 03, 2025. Learn CIDR notation in IP addressing with easy examples, diagrams, and subnetting explained. Understand IPv4, IPv6, and supernetting in networking.
• Explain the 7 Layers of the OSI Model?Aug 29, 2025. Demystifying the OSI Model: Explore its 7 layers (Physical, Data Link, Network, Transport, Session, Presentation, Application) and their functions for network communication.
• Difference Between OSI Model and TCP/IP ModelAug 29, 2025. Explore the OSI and TCP/IP models, the backbones of computer networking. Understand their layers, differences, similarities, and real-world applications. Learn how data flows!
• What is an IPv4 Address and Its Different Classes?Aug 28, 2025. Learn what an IPv4 address is, why it is important, and understand its different classes (A to E) with examples. This article explains networking basics in very simple words.
• Basic Configuration of a Cisco Switch using the Cisco Packet Tracer SimulatorAug 23, 2025. Setting up a Cisco switch means giving it a name, adding passwords to keep it safe, and setting an IP address so you can connect to it from another device. You also add a gateway, so it knows how to reach other networks. After that, you save the settings, so they don’t get lost when the switch turns off
• Fix Exchange Hybrid Error: Socket Code 10061 Fix GuideAug 06, 2025. Fixing Exchange Hybrid Deployment Error: Socket code 10061 occurs when a connection to port 25 is refused. Learn how to troubleshoot firewalls, connectors, IPs, and HCW issues to restore mail flow.
• Deploying IP Address Management (IPAM) in AzureJul 02, 2025. Azure IP Address Management (IPAM) helps plan, allocate, and manage private IPs efficiently using Virtual Network Manager and IP pools, preventing conflicts and ensuring organized address space deployment in VNets.
• Automating Azure Analysis Services (AAS) Firewall Whitelisting Using Azure Data FactoryJun 30, 2025. This article explains how to automate IP whitelisting in Azure Analysis Services (AAS) using Azure Data Factory (ADF). It covers dynamic firewall rule management using a configuration-driven pipeline, secured with Managed Identity and REST API integration.
• Migrating the VPN Gateway's Basic SKU Public IP Address with Minimal DowntimeJun 02, 2025. Migrate your Azure VPN Gateway's Basic SKU public IP with minimal downtime. Learn how to update configurations, preserve connectivity, and ensure a smooth transition in your network setup.
• Differences Between Layer 2 Switches, Layer 3 Switches & RoutersApr 28, 2025. A Layer 2 switch moves data using device MAC addresses in the same network, a Layer 3 switch can also move data between networks using IP addresses, and a router connects different networks and sends data to the right place.
• Assigning a Static Private IP While Launching an Instance in AWSJan 29, 2025. Learn how to assign a static private IP to an AWS EC2 instance during launch for consistent internal communication, avoiding IP conflicts, and ensuring predictable application dependencies within a VPC subnet.
• How to Attach an Elastic/Static IP to an EC2 Instance in AWSJan 20, 2025. Elastic IP (EIP) in AWS is a static IPv4 address that stays fixed even if you stop/start your EC2 instance. It ensures a persistent, reliable IP that can be reassigned to different instances, offering flexibility and control.
• What’s the Difference Between localhost and 127.0.0.1?Jan 07, 2025. Understand the difference between localhost and 127.0.0.1, their roles in networking, and when to use each for development, testing, or troubleshooting.
• Socket Class and ServerSocket Class in Java NetworkingSep 16, 2024. TCP/IP sockets are the most reliable, bi-directional, stream protocols. It is possible to send arbitrary amounts of data using TCP/IP. Sockets are used for data communication using this protocol.
• Integrating IoT Projects with ESP32 Using C# and .NETJun 27, 2024. The ESP32 is a versatile, low-cost microcontroller with built-in Wi-Fi and Bluetooth, ideal for IoT projects. Integrating it with C# and .NET allows developers to create robust applications for monitoring and controlling devices.
• Enhancing Security with a Client IP Safelist in .NETJun 27, 2024. Enhance your web application's security by implementing an IP safelist in ASP.NET Core. This technique restricts access to trusted IP addresses only, preventing unauthorized access. Our guide covers creating middleware to enforce the safelist, ensuring sensitive data and endpoints are protected effectively.
• Building a Simple Socket Listener in .NET CoreMay 20, 2024. In this article, we'll walk you through the process of setting up a basic socket listener using .NET Core. You'll learn how to create a Socket instance, bind it to an endpoint, and handle incoming connections and data.
• What is Alibaba Cloud Elastic IP Address?Apr 23, 2024. Alibaba Cloud EIPs provide static public IP addresses for your cloud resources, offering flexibility, cost control, and easy management in a Virtual Private Cloud (VPC) environment.
• Establishing Communication Between Executable Files Using TCP/IPMar 19, 2024. WPF apps use various IPC methods like Named Pipes, WCF, TCP/IP Sockets. TCP/IP sockets offer cross-platform communication with advantages like reliability but face complexity and firewall issues. Steps include server/client development, execution instructions. Use CommonHelper for collaboration.
• Load Balancing Strategies: Optimizing Performance and ReliabilityJan 22, 2024. This article explores the significance of load balancing in modern computing, emphasizing its role in optimizing performance and reliability for applications dealing with varying traffic levels. It covers the basics of load balancing, and its importance in resource utilization, scalability, and reliability.
• Implementing IP Rate Limiting in ASP.NET Core MVCJan 18, 2024. IP rate limiting is a crucial aspect of web application security that helps prevent abuse, protect against brute force attacks, and ensure fair resource usage. In this article, we will walk through the process of implementing IP rate limiting in an ASP.NET Core MVC application using middleware.
• Deploy Angular Project On DomainAug 22, 2023. In this article, I told you how to run a project on the domain. It appears you're requesting a description, but you haven't specified what you'd like a description of. Could you please provide more context or clarify the subject you're referring to? Whether it's a technology, concept, process, or something else, providing additional details will help me provide you with an accurate and relevant description.
• How to Connect a SQL Server Data Source to Grafana and Creating a DashboardAug 16, 2023. One such powerful integration is connecting a SQL Server data source to Grafana, enabling users to display, analyze, and monitor data from their SQL databases in a visually appealing and informative manner.
• Understanding Internal/External IP Address in Google Cloud VM Instances And Working With Static IP AddressJan 30, 2023. In this article, we will understand difference between Internal and External IP address of VM instance. We would also learn how to create a static IP Address and assign it to VM Instance.
• Types Of Virtual Networks In VMware Virtualization Concepts?Jul 08, 2022. We've been talking about the types of Virtual Networks in VMware Virtualization Concepts
• Configure Named Pipe And TCP/IP Settings Of SQL ServerOct 25, 2021. In this article, we are going to configure Microsoft SQL Server on windows machine to listen on specific TCP port.
• Block IP Address In ASP.NET Core Web APISep 06, 2021. This article will explain that how to block IP address for particular time frame with multiple request. It will restrict user to enter into controller if user hit system multiple times during fixed time frame. It will keep system safe from brute force attack.
• Azure DevOps - Automate Bulk IP Address Restriction Of Azure App ServiceJun 12, 2021. We will learn how to automate the process of Access Restriction every time there is a change in the list of IP addresses using Azure DevOps Pipelines
• How To Integrate Database Server With AppService Through The Private Virtual NetworkJun 02, 2021. In this article, you will learn how to integrate database server with AppService through a private virtual network.
• Azure DevOps - Bulk IP Address Restriction Of Azure App Service Dynamically Using PowerShellMay 31, 2021. We learn how to leverage PowerShell scripting to dynamically do bulk insertion of IP Addresses for configuring access restrictions for the Azure App Service.
• Basics Of Azure Load Balancer ServiceMay 14, 2021. In this article, you will learn about the basics of Azure Load Balancer Service.
• AWS - API Gateway - 🔒 Only Allow Requests From Your IPJan 21, 2021. In this short reference, I will describe how to quickly secure your API Gateway so that it will only accept requests from your IP address. This will effectively prevent any malicious attacks to your API while you're learning AWS.
• What Is The Internet?Jul 07, 2020. In this article, you will learn how the internet works.
• Azure Kubernetes Service - Understanding Networking Service TypesMar 30, 2020. In this article, we will learn what a service is and explore the different types of services available in Azure Kubernetes Service.
• Xamarin.Forms - Controlling Your PC 🖥️ With Your Phones📱Using TCP/IP Protocol - Part TwoFeb 13, 2020. In this article, you will learn how to control Your PC ??? With Your Phones??Using TCP/IP Protocol
• Xamarin.Forms - Controlling Your PC 🖥️ With Your Phones📱Using TCP/IP Protocol - Part OneFeb 13, 2020. In this article, you will learn how to control Your PC ??? With Your Phones??Using TCP/IP Protocol.
• How to Get the Client IP Address in an Angular ApplicationJan 24, 2020. In this article, we will learn how to get the client's IP address in an Angular application.
• Docker Part 1 - IP Based Inter Container Communication for ASP.NET Core WEB API REST Services 🤟Dec 11, 2019. You ever wondered how communication across containers happens? For example, if you have different services deployed inside different docker containers, how they can communicate each other? This article is guiding you to there in a developmental environment perspective. Deployment environment will be considered later.
• MVC - Block IP Address Using Action FilterSep 16, 2019. In this article, you will learn about a real life example of Action Filter implementation along with inject at different levels as well as skip at specific levels
• Assign Static Public IP Address To Azure VMFeb 18, 2019. In this article, we will explore what a public IP address brings to a virtual machine, how we can assign a static public IP address during creation of a VM, and on an existing VM.
• Demystifying The Resultant Objects From Service Fabric Cluster Creation - Part TwoFeb 09, 2019. In this article, I will be going through the details of all the objects that result from the "Create Service Fabric Cluster" template, the default template used by Visual Studio Publish wizard and Azure Portal.
• Xamarin.Android - Build Real Life Applications Using TCP/IP - Part ThreeJan 08, 2019. This is the third and final part of my article series of Xamarin.Android where we learned how to build real-life applications using TCP/IP”.
• Xamarin.Android - Build Real-life Application Using TCP/IP - Part TwoDec 19, 2018. In the last article, I had completed the first module of the client application. Let’s start to build a server application for workstations.
• Xamarin.Android - Build Real-life Application Using TCP/IP - Part OneDec 18, 2018. The purpose of this project is to develop an Android-based application which will serve the administrator with on-demand remote surveillance and controlling of workstations of a workplace. The project will involve the development of two applications, one will run on workstations and the other one will run on the mobile phone of the Administrator. Both of these applications will be connected through Wi-Fi.
• Setting Up Your First Raspberry PiNov 16, 2018. There are many cases, where a Raspberry Pi can do the things you want perfectly, in this post we are not going to cover those, instead, we will be going through how we can set up your Raspberry Pi. Let’s just start then.
• Terraform - Deploy End-End Azure Virtual Machine (VNET + IP + RDP + WinRM) - Part ThreeJul 19, 2018. In this article, we are going to deploy a full-fledged Azure virtual machine using terraform.
• How To Create A Virtual Machine (VM) With Reserved Public IP (VIP)Jul 17, 2018. In my previous blog, we learned that a Virtual IP (VIP) get lost or changed when we stop or deallocate the virtual machine (VM). So, to overcome this we can assign a reserved IP so that whenever we restart the virtual machine we would get the same IP.
• Azure VPN Point To Site IP AddressesMar 14, 2018. Recently, I got to work with a client on something interesting. We implemented transactional replication to send data to an Azure virtual machine. This was being done to perform some testing for a project.
• Sending An HL7 Message, Receiving It Using A Listener And Sending An Acknowledgement BackDec 15, 2017. HL7 (Health Level Seven) is a set of standards, formats and definitions for the exchange, integration, sharing, and retrieval of electronic health information. The HL7 standards are produced by the HL7 International, international standards developing organization.
• Python Program To Find All IPs Assigned In A NetworkJul 15, 2017. This is just a overview how you can create programs to find Network IP. You can do it in more interesting way by using raw_input to assign ip directly from user instead of writing it. Let me know if you need any help or if you are having problem in understanding.
• Quick Note On IP Addresses And Load Balancers In AzureJun 06, 2017. Quick Note On IP Addresses And Load Balancers In Azure.
• Azure Virtual Machine - Configure Static IP AddressJan 17, 2017. In this article, we will learn how to configure a static IP address to a virtual machine.
• Assign Static IP To Azure Virtual Machines Within A Virtual NetworkOct 01, 2016. In this article, you will learn about assigning a static IP to Azure Virtual Machines within a Virtual Network.
• Resolve Error 40: Could Not Open a Connection to SQL ServerMay 10, 2016. In this article we will discuss about various reasons and solutions to resolve error : 40 related to SQL Server connection.
• Get IP Address In ASP.NETApr 18, 2016. In this article, you'll learn how to get the IP address of a visitor to your website using ASP.NET and C#.
• An Overview Of IIS 7.5 Feature - IP & Domain RestrictionsMar 11, 2016. In this article, we will look into one of the features of IIS 7.5 that helps in restricting access to a web site based on IP address or domain name.
• Who Owns My Online DataDec 21, 2015. Are you posting your personal content online? You may not own your own intellectual property anymore.
• Send Email Using ASP.Net With C#Jul 16, 2015. In this article you will learn how to send an email using ASP.NET and C#.
• How to Set the IP Address of an Epson TM-T88IV Ethernet Receipt PrinterMar 23, 2015. In this article you will learn to manage the IP address of an Epson TM-T88IV Ethernet receipt printer.
• How to Get IP Address in Windows Phone 8Feb 13, 2015. In this article we will see how to programmatically get the IP address in Windows Phone 8.
• Applied C#.NET Socket ProgrammingOct 20, 2014. This article explains the key networking concepts, for instance ISO stack, of TCP/IP under the C# framework by employing its essential socket classes and how applications can logically and physically be distributed in a network environment.
• IP Address and Domain Restrictions in IIS 8Oct 08, 2014. This article covers how to configure Dynamic IP Restrictions.
• Getting IP Address and Host Name Using Dns ClassAug 03, 2014. In this article, we learn how to get an IP Address and Host Name using the Dns Class in C#.
• Get IP Address Using C#Mar 13, 2014. In this article, we find the IP Address of the local device.
• Assign Different/Multiple IP Address to NIC Network Card in Windows 7Mar 04, 2014. In this article, we will learn how to assign different /multiple IPs on a single network interface card (LAN card).
• FTP ConfigurationJan 07, 2014. In Windows 7, you can share files on a home network easily using a Home Group. A FTP Server however provides many benefits.
• How to Get Current User Details in JavaScriptMay 06, 2013. In this article I will explain how to access the current user's details in JavaScript.
• How to Assign IP Automatically and Manually to Client MachineMar 21, 2013. In today's article you will learn how to assign an IP automatically and manually to a client machine.
• How to Specify New IP Address Range Through DHCP ServerMar 12, 2013. In this article you will learn how to specify an IP Address Range through DHCP Server in Windows Server 2012.
• What to Install to Assign IP Address Through Windows Server 2012Mar 10, 2013. In today's article you will learn what features you should first install for assign an IP Address to multiple users.
• Reset Internet Protocol (TCP/IP) in Windows 8Mar 09, 2013. In this article, Learn how to reset the Internet Protocol (TCP/IP) settings in Windows 8 to troubleshoot network connectivity issues. This guide walks you through the process using Command Prompt, providing step-by-step instructions for resetting TCP/IP configuration.
• How to Assign Static IP Address in Windows 8Dec 06, 2012. This article explains how to manually assign a static IP address in Windows 8, enhancing network control and reducing address conflicts. It details step-by-step instructions, including accessing the Network Connection settings, selecting the appropriate Internet Protocol version, and verifying changes through the command prompt.
• Getting an External IP Address Locally using VB.NetNov 10, 2012. This guide covers the essential steps and code snippets for accessing your public IP address from within your VB.Net application, helping you manage network configurations and enhance your programming skills in .NET Framework.
• IP Lookup program in VB.NETNov 10, 2012. This is an IP look up program that uses VB.NET Windows Forms and IPHostEntry to resolve the DNS request.
• Using MAPI Control to Send Mail in VB.NETNov 10, 2012. This piece of code is in the initial stage. This is a way towards automating the E-Mail client like Outlook Express. The next version will send and receive messages. Hang on friends for my code for sending messages by Winsock.
• Check Which TCP/IP Ports Are in Use in Windows 8 to Secure Your PCMay 03, 2012. In this article i will explain how to determine which TCP/IP ports are in use in Windows 8 to secure your PC
• Browser Information in PHPMar 12, 2012. Using this article one can easily understand, how to determine browser name and IP address in PHP.
• Track Client Location From IP Address in ASP.NETAug 27, 2011. In this article we will discuss second method to find client location on the basis of Ip Address of the client.
• Find Client IP Address And Location in ASP.NETJun 30, 2011. In this article we will see how to find the IP address of the client and the location of the specified IP address.
• Geographical Information by IP Address in ASP.NET and C#Jun 02, 2009. This article explains how to obtain geographical information about website visitors using their IP addresses. It showcases a free service from iplocationtools.com that provides data in XML, JSON, and CSV formats.
• Changing the DNS or URL (host header) in SharePoint 2007 SiteMay 05, 2009. In this article we will see how to map the sharepoint site with public IP using Alternate Access Mappings.
• Getting an External IP Address LocallyJan 20, 2009. This short article shall address the easiest way possible to get your external IP address (and local/internal IP address).