Articles about network | UserComp.com

OpenVPN Connection Established on Windows but No Internet - Fix Pull Failure and Redirect Gateway

Having trouble connecting to the internet after establishing an OpenVPN connection on your Windows system? This article will guide you through resolving pull failure and redirect gateway issues for a successful and seamless internet experience.

Can Telling Windows to Use LAN and WLAN Simultaneously Increase Speed?

Explore the possibility of increasing your home network speed by telling Windows to use LAN and WLAN simultaneously. Learn how a 1Gbit/s connection from your ISP and an old Ethernet cable transferring at 100Mbit/s, along with a Wi-Fi adapter with an approximate transfer rate of 200-300Mbit/s, can be optimized.

Explicitly Dropping IPv6 Packets with ip6tables - A Tech Support Guide

Learn how to explicitly drop IPv6 packets using ip6tables, a powerful networking tool for Linux systems. This guide covers the basics of using ip6tables to manage IPv6 traffic and enhance network security. Follow along with the example command and tcpdump output to see packets being dropped. If you're a tech support professional or a network administrator, this article is for you.

Understanding DHCP and How It Works with Direct Ethernet Link for Hosts

If you've ever plugged an Ethernet cable from your desktop to your laptop for faster, direct file transfer and run Linux Mint while connected to WiFi (which may be irrelevant), this article provides a brief overview of DHCP and its role in direct Ethernet link for hosts. Learn more about this networking fundamental on our tech support site.

How to Reroute WireGuard Traffic from PC to VPS and VPN Server

In this article, we will discuss how to reroute WireGuard traffic from a PC to a VPS server and a VPN server. This guide will help you achieve seamless traffic routing between three WireGuard peers: PC, VPS server with full access, and VPN server. Learn how to configure WireGuard to suit your networking needs.

Separate ARP Tables for QEMU Guest WiFi in a Virtual LAN

In this tech support article, we will discuss how to create separate ARP tables for QEMU guest WiFi in a virtual LAN. This is useful when you have a physical WiFi device in NAT mode, but you need a guest ARP table to avoid seeing non-unique MAC addresses. Follow these steps to set up separate ARP tables for your QEMU guest WiFi.

Accessing a Web App on Ubuntu Internal Network (Port 7777)

Learn how to access a web application running on an Ubuntu machine with an internal network using port 7777. Follow the steps to open the port and access the application.

Connection to Port 443 Denied: Netstat Suggests an Open Issue?

Users reporting access to their local development website (e.g., https://castle.accessed) is being denied, despite netstat suggesting an open connection on port 443. This article will discuss possible causes and solutions for this issue on Windows 10 with an Apache server.

Securely Sharing Media between Two Non-LAN Laptops: A Guide for First-time Users

This guide is designed for first-time users who are not network-savvy and need to share a massive amount of images and media securely between two non-LAN laptops, one running Windows 11 and the other a new Mac. Learn how to purchase and set up a NAS device for seamless media sharing.

How to Create a Draytek Firewall Rule to Isolate an IP

Learn how to create a firewall rule on a Draytek 2860 router to isolate a specific IP (e.g. 192.168.1.8) from accessing the network, except for the gateway (e.g. 192.168.1.1). Follow these steps to enhance your network security.

Unexplained Wi-Fi Slowness: Solutions for PCs

Experiencing slow Wi-Fi on your PC while other devices work perfectly? This article provides SEO-optimized solutions to help you diagnose and fix unexplained Wi-Fi slowness on your Windows PC.

Understanding 'No Reachable Authority' Delegation in DNS

Learn about 'No Reachable Authority' delegation in DNS, which occurs when a domain's child zone does not have NS records served correctly by its DNS servers. This issue often arises when delegating a subdomain, such as home.example.com, to external DNS servers. Get insights on how to troubleshoot and resolve this problem.

UDP Server Cannot Send Response Back to Sender Via Router: A Troubleshooting Guide

This article provides a solution to the issue where an UDP server cannot send responses back to the sender through a router. The article covers the causes and steps to resolve this problem on various operating systems such as Linux, Windows, and MacOS.

Sharing One WAN Source with Two WiFi Routers: Different LANs, Different Passwords

Learn how to share one WAN source with two WiFi routers, each having different LANs and passwords. This guide covers steps for both Linux and Windows based routers.

How to Find MAC Address on Synology NAS: A Comprehensive Guide

Having trouble finding the MAC address of your Synology NAS? Look no further. In this article, we provide a step-by-step guide to help you locate the MAC address of your Synology NAS, along with some helpful tips and tricks. Don't let technical difficulties hold you back. Read more to discover how to find the MAC address of your Synology NAS today.

IPSec Tunnel Established, but nmap and ping Unable: Troubleshooting Ubuntu VM Network Traffic

Having trouble with an established IPSec tunnel on your Ubuntu VM, where nmap and ping are not working? Even though there were no changes in configurations, network traffic seems to be concentrated towards the VPN route. Learn how to diagnose and resolve this issue in this SEO-optimized article on tech support.

Remotely Detect PAC File Settings on Device Network: A Comprehensive Guide

In this article, we'll discuss how to remotely detect PAC file settings on a device network. We'll explore various tools and techniques to help you quickly and efficiently diagnose and resolve any issues. If you're a tech support professional or simply looking for ways to optimize your network's performance, this guide is for you.

Having Trouble with a Slow Network? Check Your Device's DNS on Your Network Router

If you're experiencing a slow network, one possible cause is an issue with your device's DNS settings. Here's a step-by-step guide on how to check and update them on your network router.

How to Isolate WireGuard Networks on a Small Linux VPS Host with Multiple VPNs

Learn how to isolate WireGuard networks on a small Linux VPS host with multiple VPNs. This guide covers setting up separate WireGuard interfaces and unique IP address ranges for each VPN, improving security and privacy. Follow these steps to optimize your VPN experience on a Linux VPS.

Custom Routing VPN Connection using Windows 11 for Always-On Remote Access

Learn how to set up a custom routing VPN connection using Windows 11 for always-on remote access to devices that don't support VPN client software installation.

Setting Up Port Forwarding on Ubuntu: A Comprehensive Guide

Having trouble setting up port forwarding on your Ubuntu server? This guide will walk you through the process, providing clear and concise instructions to help you get it right. Learn about the benefits of port forwarding and how to configure it for your specific needs. Read more to find out how to improve your network's security and functionality.

Setting up Static Routing on Keenetic GIGA Router for Two Different Networks

Learn how to configure static routing on a Keenetic GIGA router for two different networks. Follow this step-by-step guide with diagrams and screenshots.

Can't Access Shared Folder via Local Network: Troubleshooting Guide

Having trouble accessing a shared folder via your local network? This optimized SEO guide covers troubleshooting steps for advanced network settings, including Public Folder Sharing and network configurations, to help you resolve the issue. Read more to get started.

Windows 11: Shared Folder Not Appearing in Local Network - Public Folder Sharing

Learn how to troubleshoot and resolve issues with shared folders not appearing in the local network on Windows 11. Follow the steps below to configure Public Folder Sharing.

Detecting Another User Running 'netsh trace' on Windows Tech Support

Learn how to detect if another user on a Windows system is running 'netsh trace', which can interfere with Wireshark installation. Find solutions to resolve the issue.

Setting up PFSensor on a Router for Pre-existing Networks: A Tech Support Guide

In this tech support article, we'll provide advice on whether it's possible to split a WAN port into two separate networks and set up PFSensor on a router. Follow this guide for an openVPN-based solution based on Louis Rossmann's tutorial.

Ubuntu 22.04: How to Permanently Accept IPv6 Auto Configuration via Router Advertisement Messages

Learn how to configure Ubuntu 22.04 to accept IPv6 auto configuration via Router Advertisement messages. This tutorial provides a step-by-step guide to make the necessary changes in the sysctl.conf file and ensure they persist across reboots.

Failing EAP-TLS Authentication on Mobile Phones: A FreeRADIUS Solution for Automatically Connecting iPhones to Network

In this article, we will discuss the issue of failing EAP-TLS authentication on mobile phones and provide a solution using FreeRADIUS for automatically connecting iPhones to the network. By utilizing Baramundi MDM to deploy configuration certificates, network administrators can ensure seamless and secure network connectivity for their users.

Automatically Connecting iPhones to RADIUS Server using EAP-TLS: A Step-by-Step Guide

Learn how to automatically connect iPhones to a RADIUS server using EAP-TLS authentication and MDM solutions like Baramundi. Follow this step-by-step guide to deploy configuration certificates and ensure secure network access.

Windows Computer Flagged for School Network Use with BitTorrent, Despite qBitTorrent Not Running

Users report an issue where their Windows computer gets flagged by the school network for using BitTorrent, even when the qBitTorrent client is not running. In this article, we'll discuss possible causes and solutions for this problem.

Routing Traffic Via Secondary IP Address Interface on Old Server Setup

Learn how to route traffic through a secondary IP address interface on an old server setup. This article covers the necessary steps for configuring IP routing on Linux, Windows, and MacOS systems.

Efficiently Route Traffic with Secondary IP Address Interfaces

Learn how to make the most of an old web server with two IP addresses on a single interface. Improve network efficiency by routing traffic through a secondary IP address interface. Maximize server potential and enhance user experience. Read more!

Intercepting Traffic Moving Between Windows Sharing on a Windows 11 PC

Learn how to use Wireshark to intercept and analyze network traffic between Windows 11 PCs acting as hotspots, with wired NICs connected to gateway routers.

Multiple VLANs Single Interface Isolation: Switching Between Locations

Learn how to set up isolation for multiple VLANs on a single interface when switching between physical locations. This article covers configurations for switches connected to an ISP and a nearby server.

MacOS Split DNS not working with VPN profile

This article explains how to set up Split DNS configuration for a VPN profile on MacOS, but the DNS is not working as expected. Follow the steps below to troubleshoot the issue.

Understanding ICMP Response Delays: A Tech Support Issue

A user is experiencing ICMP response delays and needs a reliable solution. In this tech support article, we will discuss the possible causes and solutions for ICMP response delays.

Duplicating routing packets with iptables on Linux

Learn how to duplicate routing packets using iptables on a Linux machine. This article covers setting up a client, server, and node middle in a subnet 192.168.100.0/24.

Understanding IP Class Subnetting: Class C vs. Class B

IP class subnetting is a crucial concept in networking. This article explains the differences between Class C and Class B subnets, and how to calculate the number of hosts in each.

Deployment Without IP Address: A New Era in Tech Support

Learn about the concept of deployment without IP address, its benefits and how it could revolutionize the tech support industry. Airtel Fiber India and its unique IP allocation system is also discussed.

Setting Up a Firewall on Ubuntu Network Gateway for a Virtual Network with VirtualBox

Learn how to set up a firewall on an Ubuntu network gateway for a small virtual network using VirtualBox. Improve network security by configuring firewall settings and controlling incoming and outgoing network traffic. Read more to get started with this simple and effective networking technique.

Configuring VLAN for pfSense with TL-SG1016DE switch: A Step-by-Step Guide

Learn how to configure VLAN for pfSense using a TL-SG1016DE switch. This step-by-step guide covers setting up VLAN, enabling DHCP, and configuring tagged ports.

Using Default Admin Rights for Windows 11: Addressing Network Update Challenges

In a local network of Windows 10/11 machines, certain updates requiring admin privileges can pose a challenge. This article explores using default admin rights to streamline the update process for a specific user.

Admin Privileges Required for Specific User Account on W10/11 Network Updates

Users on a local W10/11 network encounter issues requiring admin privileges to update certain things. This article explains the necessary modifications for a specific user account.

Strange Networking Issues with FreshRSS behind Nginx Reverse Proxy on Garnet

A user reports that their FreshRSS Docker container is exposed on port 8083 of their physical machine named Garnet. The browser can connect to the address http://garnet.local:8083, and the service works perfectly. However, they encounter strange networking issues when using an Nginx reverse proxy.

Implement Small Program for 802.1X RADIUS Client Authentication on Windows

This article provides a guide to implementing a small program that allows users to enter a username and password, and performs authentication using a free RADIUS client for 802.1X on Windows. Stay tuned for the full article with step-by-step instructions and best practices.

Understanding Link-Local IPv6 Addresses: 10.0.0.0/8

Link-local IPv6 addresses, starting with the prefix 10.0.0.0/8, play a crucial role in IPv6 communication. Learn about their functions and how to manage them.

Troubleshooting Samba Server with Nmap

This article explains how to use Nmap to detect a Samba server on a network and provides basic troubleshooting steps.

Issues Accessing Devices on Subnet Behind Router: Main (10.1.0.x) and HA (10.10.0.x) Networks

Experiencing trouble accessing devices on a subnet (10.10.0.x) behind your main router (10.1.0.254) and Home Automation (HA) router (10.10.0.254)? Learn how to resolve the issue and ensure smooth communication between your devices.

Accessing Devices on Subnet Behind Router: A Home Automation Use Case

Learn how to access devices on a subnet behind a router, with a focus on home automation systems. This guide covers the main network IP range of 10.1.0.x, and addresses the connection between the main router (10.1.0.254) and a home automation (HA) subnet (10.10.0.x), including the HA router's internet IP.

Can't Connect to WPA3 Network with Dell Windows 10 22H2

Having trouble connecting to a WPA3 network with your updated Dell Latitude 7400 driver on Windows 10 22H2? This article provides a brief overview of the issue and invites readers to explore a full tech support article for a solution.

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