Articles about net | UserComp.com

Ethernet Not Connecting: Unidentified Network on PC

Learn how to troubleshoot an Ethernet connection issue on a PC where the network is unidentified and there's no internet access, even with a connected Ethernet wire. Change DNS server addresses to 8.8.8.8 & 8.8.4.4.

Handling Multiple Concurrent Requests to the Same Host using TCP

In this tech support article, we will discuss how to handle multiple concurrent requests to the same host using TCP. When a web server exposes port 80 with two endpoints, one returning dataset A and the other returning dataset B, an application may send two requests simultaneously. Let's explore ways to manage these concurrent requests effectively.

Kali Nethunter in Termux: Unable to Connect to Kali Server (APT bugging)

Users running Kali Nethunter inside Termux on Android 13 report an error: 'Unable to connect to http.kali.org'. This issue seems to occur regardless of attempting to run APT commands.

Connecting Two Raspberry Pi 4s via Ethernet Ports: A Step-by-Step Guide

Learn how to connect two Raspberry Pi 4s directly via their Ethernet ports without using them as routers. Follow our simple steps for a successful connection.

Can Wireshark Be Used to Eavesdrop on Modern Dialer Calls?

Learn if Wireshark can be used to eavesdrop on modern dialer calls such as Zoom, Botim, and Snapchat. Understand the limitations and precautions.

Suspicions of Compromised Network: Ive Got Some Concerns

Ive noticed some suspicious activity on my network and Im concerned that it may have been compromised. Ive seen multiple IP addresses accessing my system and Im not sure what to do next. If you have any advice on how to investigate and mitigate this issue, Id appreciate your help.

Understanding NETSTAT Output: Admin Rights Required

Learn how to analyze NETSTAT output with administrative privileges to identify network connections, listening ports, and other useful information.

Networking Audio-Video: Church's Multi-Location Setup with Ethernet Cables

A church requires setting up multiple connection booths for audio-video displays at different locations. Learn how to use Ethernet cables to establish a reliable network connection between the source and remote HDMI displays.

Setting Up a Private LAN Network within Another Network (Linux) using Open-Source Firewall Software

Learn how to set up a private LAN network within another network using open-source firewall software on Linux. In this scenario, we will use a desktop computer.

Running telnet.exe inside Windows Containers: A Step-by-Step Guide

Learn how to run telnet.exe inside Windows containers with a simple and effective Dockerfile.

Troubleshooting Fiber Internet Connection with ZTE F670L ONTRouter: PON LED Blinking, No Carrier

Experiencing issues with your ZTE F670L ONTRouter during fiber internet setup? Learn how to troubleshoot PON LED blinking and 'No Carrier' status.

Troubleshooting ARP Requests with Addresses Outside Subnet on Linux Router

Learn how to diagnose and resolve ARP requests with addresses outside the subnet on a Linux router.

Activating Internet on PC for Intranet Network: A Solution

Learn how to activate internet connection on a PC for an intranet network when Yahoo, YouTube, TeamViewer, and AnyDesk fail to work.

Strange OpenVPN Issues After Moving to a New Home Network

User experiencing issues with OpenVPN connection while working remotely in Japan after moving to a new home network. Seeking tech support to resolve the problem.

Netcat Sends Extra Packets with v Flag: An Unexpected Behavior

When using Netcat 1.218 on Ubuntu 22.04 to generate test syslog packets, an unexpected behavior occurs: Netcat sends two additional packets containing letters. This article explains the cause and provides possible solutions.

Solving Closed Network Connection Issues with VPN on Cloud Flare CDN for German VPS

Learn how to troubleshoot and solve closed network connection issues when using a VPN with Cloud Flare CDN on a German VPS.

Chrome W10 Forgets Default Magnet Handler: A Fix

Learn how to set the default magnet handler in Chrome for Windows 10 and avoid the frustration of having it forgotten.

Docker (Compose) Support for Pure L1 L2 Networking in Mini Internet Project

Learn how to configure Docker (Compose) for pure L1 L2 networking in a mini internet project. Create a custom network environment with hosts, routers, DHCP, DNS, TLS, and more.

Possible Way to Bypass ZTEF670L AP/SPI Isolation Using Network Switch Access Point Combination

Learn about a possible method to bypass the AP/SPI isolation settings on a ZTEF670L modem using a network switch and access point combination.

Configuring VLANs and Internet Access with HPE 1920S Switch and Asus RT-AC87U Router

This article provides a step-by-step guide on configuring a network setup involving an HPE 1920S24G Layer 3 Switch and an Asus RT-AC87U router to divide the network into two VLANs.

Strange Ethernet Adapter Malfunction Impacts Dual-Boot Setup on ASUS Laptop

Users of an ASUS laptop (2011 model) with dual-boot setup (Windows 7 and Windows XP, each on separate HDDs) report a strange Ethernet adapter malfunction. The issue prevents the system from recognizing the Ethernet connection on one of the operating systems.

Windows 10: Killer E3000 2.5GbE Adapter Stops Receiving UDP Broadcasts

A user reports that their Windows 10 system has stopped receiving UDP broadcasts since installing the latest driver for their Killer E3000 2.5GbE adapter. Wake-On-LAN functionality has also stopped working.

ARPANET's Early Topology: Notion Gateways and 8-bit NCP Addresses

The Internet Daemons book explains that notion gateways were introduced nearly simultaneously with the TCP protocol. This article discusses the early ARPANET topology, focusing on the significance of 8-bit NCP addresses.

Unable to Install SAP NetWeaver ABAP 7.52 on OpenSUSE VM: Error during installation

Encountered an error during the installation of SAP NetWeaver ABAP 7.52 on OpenSUSE VM using the install.sh script.

Connecting Two Devices with a Maximum Safe Distance Using One Router and Streaming IP Camera

Learn how to connect two devices with a maximum safe distance using one router and an IP camera. Understand the maximum safe distance for CAT6 Ethernet cables and ensure seamless data streaming.

ZeroTier: Unable to Ping Router after Successful Connection with Fresh Tomato Firmware

This article discusses a common issue where users are unable to ping a ZeroTier router after a successful connection with Fresh Tomato firmware.

Troubleshooting: Unable to Reach Website After Downloading File During Windows Server Upgrade

Experiencing issues with your website becoming unreachable after downloading a file during a Windows Server upgrade process? This article offers suggested steps to help resolve the issue.

Understanding the Dependency of DHCP on IP Protocol

DHCP (Dynamic Host Configuration Protocol) is a network protocol used to dynamically assign IP addresses to devices on a network. However, DHCP relies on the IP protocol to function properly. In this article, we will discuss the dependency of DHCP on IP protocol and its implications.

Squid Proxy: Why aren't Via-Headers showing up in X-Forwarded-For?

This article explains why Squid Proxy might not add Via-Headers to X-Forwarded-For and provides some troubleshooting steps.

Upgrading Windows Datacenter 2016 to 2022 using IIS 10.NET 4.6: Downloading Configuration File

This article guides you through the process of downloading the configuration file required for upgrading a Windows Datacenter 2016 server to Windows Datacenter 2022 using IIS 10 and .NET 4.6.

Linux Local External Network Issue: Two Servers, One Database, One Host HTTP Server Connection

This article provides a solution to a common issue encountered when connecting two Linux servers, one of which acts as a database host and the other as an HTTP server, using IP addresses within a local external network.

Figuring Out VPN for Home Network on Android or Tablet

Learn how to set up a VPN for your home network on an Android phone or tablet. This step-by-step guide is perfect for those who are not tech-savvy and want to secure their connection.

Dedicated IP Behind CGNAT: Unexpected Monthly Fee

A user recently received an unexpected monthly fee for a Dedicated IP, which they thought would no longer be behind a Carrier-Grade NAT (CGNAT). Let's explore this scenario and discuss possible solutions.

Good Replacement for Internet Radio in Windows Media Player

Learn about good alternatives to Internet Radio in Windows Media Player since the option is no longer available.

Unable to Get Main Backup Router's Connection: A Two-Network Issue

This article provides a solution for users experiencing issues with their main backup router's connection in a two-network setup. Learn how to troubleshoot and resolve the problem.

Configuring Raspberry Pi as DHCP and DNS Server with IPv6: Ignore Advertised DNS

Learn how to configure Raspberry Pi as a DHCP and DNS server using IPv6, and how to ignore advertised DNS.

Unable to Play Video Recordings on AXIS M1034-W Network Camera in Chrome

Users report issues with playing video recordings from an AXIS M1034-W Network Camera in Google Chrome. This article provides potential solutions to help resolve the problem.

Port Forwarding VM via OpenVPN: A Comprehensive Guide

Learn how to set up port forwarding for a VM using OpenVPN. This step-by-step guide covers the process for various operating systems, ensuring secure and reliable access to your virtual machine.

Capturing Inbound/Outbound Traffic with Two Interfaces using tcpdump on ASUS RT-AC66U Router

Learn how to use tcpdump to capture inbound and outbound traffic on an ASUS RT-AC66U router with two interfaces in router mode PPP connection.

CloneTorsoLieutenant: Modifying Q3Map Settings for Specific Texture Appearance

Learn how to modify Q3Map settings for Quake 3 to achieve specific texture appearances, using the CloneTorsoLieutenant model as an example.

Pi-hole IPv6 Setup: Reliably Distinguish Certain Clients and Group Them?

Learn how to reliably distinguish and group certain clients in Pi-hole IPv6 setup to bypass blocklist issues.

Understanding Auto-configured Interfaces SLAAC (accept_ra1) on Non-Router Devices

This article explains the concept of Auto-configured Interfaces using Stateless Address Autoconfiguration (SLAAC) with the accept_ra1 option on non-router devices. It covers IPv6 specifications and the restrictions on using multiple external interfaces.

Troubleshooting Network Speed Issues with Multiple Devices on a Local Network

Learn how to diagnose and resolve network speed issues when using a local network with around 200 PCs connected through approximately 8 routers and around 30 devices experiencing slow download speeds.

Half-Working Routedocker subnet with WireGuard: Docker Subnet 192.168.50.0

In this tech support article, we will discuss a half-working issue with Routedocker subnet 192.168.50.0 using WireGuard. We will go through the client wg0.conf file and the setTable configuration.

Half-Working Routed Docker Subnet with WireGuard

This article discusses a half-working issue with routing Docker subnet traffic through a WireGuard interface. The client wg0.conf file may not automatically route traffic, requiring manual configuration.

Accessing Multiple OpenVPN Connections with a Third-Party Proxy: A Guide for FooSoft Users

Learn how to access multiple OpenVPN connections using FooSoft and a third-party proxy. This guide covers the necessary steps for users seeking to protect their networks while connecting to various third-party VPNs.

Understanding DNS Server 'end::1' - A Basic Tech Support Question

In this article, we will explain what 'end::1' is in the context of a DNS server, and clarify any potential confusion around its use in internet redirection.

Does Ping Vary Different Ports and IPs in Gaming?

Users report various gaming-related issues, and one common concern is whether ping varies depending on ports and IPs. In this article, we'll clarify this question and provide helpful insights.

Configuring User Mode Networking with virt-install: A Comprehensive Guide

In this tech support article, we will guide you through the process of configuring user mode networking options such as port forwarding, SMB shares, DHCP, and more with virt-install. Although virt-install does not provide a command-line interface to configure these options directly, we will suggest some alternative methods.

Chrome Network Requests Stall Exactly 10 Seconds with Custom Local SSL Certificates using mkcert

When developing websites locally with mkcert tool for creating SSL certificates, Chrome browser stalls network requests exactly for 10 seconds. This issue can be resolved by adding the domain to the hosts file.

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