Articles about networking | UserComp.com

Port Forwarding: Setting Up External, Internal and Ending Ports

Learn how to set up External, Internal and Ending Ports for Port Forwarding on your router. This tutorial covers the basics of external and internal ports, and the role of the ending port.

Wifi Works but Wired Connection Fails on Ziggo-Supplied Network for Linux Users

This article addresses the issue of wired connections not working on Linux systems while WiFi functions properly on a Ziggo-supplied network. Potential causes and possible solutions are discussed.

Can't MacBook Access IPv6 Address on Windows PC?

Learn how to resolve the issue of a MacBook not being able to access an IPv6 address on a Windows PC. This guide covers the basics of IPv6 and provides simple steps to configure your devices.

Network Card Driver Causes Issues with One WiFi Network on Linux

A user recently encountered an issue where they could not use a specific WiFi network on Linux. The system could connect to other networks without any problems, but not the one in question. It appears that the system was able to obtain an IP address, but could not fully connect to the network.

Does CAT8 Ethernet Double Exist?

A user inquires about the existence of a CAT8 Ethernet double. While CAT8 is a high-speed Ethernet cable, it does not have a 'double' version. The user's issue might be related to signal splitting or cable length.

Understanding IP Route Next Hop Object Management Utility: Purpose and Relationship with IPRoute

This article explains the purpose of the IP Route Next Hop object management utility and its relationship with the IPRoute command. It covers the standard way of using these tools within the industry and their impact on packet routing.

Configuring Networks: Assigning Different MAC Addresses Depending on IP Address

Learn how to configure networks to assign different MAC addresses based on IP addresses for virtual bridges in this tech support article.

Root Assigns Global IPv6 Addresses Dynamically: Allowing or Disallowing Access to Local Network Devices

Root users in Linux systems can assign global IPv6 addresses dynamically. This article explains how to allow or disallow root access to local network devices using these addresses.

Connecting Another WireGuard Server to an Existing One: VPS Open Ports and NAT Solutions

Learn how to connect another WireGuard server to an existing one, even if the new server is behind a NAT or VPS with open ports. Discover practical solutions for PC-to-PC and phone connections.

Configuring Router for Router-less Network: A Comprehensive Guide

Learn how to configure your router for a router-less network and enjoy seamless internet connectivity. Follow our step-by-step guide.

Cloud Management: Routed Devices Connected to Router EVE-NG - Troubleshooting Ping Issues

Experiencing ping issues with devices connected to an EVE-NG router in a cloud environment? Learn how to troubleshoot and resolve the problem.

Standalone Ubuntu 20.04 LTS with Hyper-V: No Ethernet Connection

Learn how to install Ubuntu 20.04 LTS as a standalone OS in Hyper-V virtual machine without an Ethernet connection.

ARP Request Successful but TCP SYN Not Visible in Wireshark (VMware)

This article explains why an ARP request may be successful, but the corresponding TCP SYN packet is not visible in Wireshark when using VMware.

Configuring Static Routes for Three Routers Connected to One Modem

Learn how to set up static routes for three routers connected to one modem with different subnets. This tutorial covers configuring static routes on each router for optimal network performance.

Launching a Browser Using a Different Network Interface: A Tech Support Guide

Learn how to launch a browser using a different network interface in this comprehensive tech support guide. Follow our step-by-step instructions for Firejail and Public IP Browser.

Resolving Asymmetric Routing Issue in a Network with PfSense Router

Learn how to troubleshoot and resolve asymmetric routing issues in a network with PfSense router. This article covers a network with a PfSense router tagged for network 10.1.0.0/23 and VLAN 10.1.40.0/24, and a wireless computer connected to network 10.1.0.0.

Squid Proxy Configuration File: Incorrect Guess Not Working

Learn how to troubleshoot and correct common issues with the Squid Proxy configuration file when connecting another device to the network.

Configuring Firewall Logging: Correctly Setting Up Logging for SRV1 and SRV2

In this tech support article, we will guide you through the process of correctly configuring firewall logging for SRV1 and SRV2. Set up BIND logs on SRV1 to send logs to SRV2.

Remotely Access Computer in Different Locations: A Reliable Way

Learn how to access your computer in different locations reliably using remote access tools and techniques. This article covers methods for Linux, Windows, and MacOS.

Setting up OpenVPN Connection between Two PCs behind a CGNAT Cloud Server

Learn how to establish an OpenVPN connection between two computers behind a CGNAT (Carrier-Grade NAT) cloud server. This guide covers setting up an OpenVPN server machine and configuring two client machines to route traffic.

Connecting a VPN Behind Double NAT: A Comprehensive Guide

Learn how to set up a VPN behind a Double NAT network, ensuring secure and uninterrupted connectivity. This comprehensive guide covers the steps for various platforms like Linux, Windows, and MacOS.

Unable to Ping Ubuntu Server Locally or from Machine Ping Websites

This article discusses troubleshooting steps for when you're unable to ping a Ubuntu server locally or through machine ping websites.

Preventing Client IPs from Connecting: PPPOE Clients

Learn how to prevent specific client IP addresses from connecting to a server using PPPOE (Point-to-Point Protocol over Ethernet) clients.

Connecting Debian to WPA2-EAP-CCMP Wi-Fi Network: A Step-by-Step Guide

Learn how to connect Debian to a WPA2-EAP-CCMP Wi-Fi network with this comprehensive step-by-step guide. Follow the instructions below to configure your Debian system and join the Wi-Fi network.

LAN Machines: FTP Connection Blocked by Firewall Server 2019 - RRAS File Server Role

Users report that their FTP connections to LAN machines are being blocked by a Windows Firewall Server 2019. Disabling the firewall temporarily resolves the issue. However, the servers in question have the RRAS file server role. This article explores the possible exceptions and configurations required to allow FTP connections while keeping the security of the network.

Connecting WAN and LAN Ports on a Wireless Router with FTTH

Learn how to connect your FTTH modem and wireless router using single twisted pair cables. Optimize coverage and improve Internet access.

Setting up VLAN Internet Connection on Raspberry Pi with Configured Switch Ports

Learn how to set up a VLAN internet connection on your Raspberry Pi with configured switch ports. This article covers untagged and tagged VLANs: 5, 6, 22, and 30.

Troubleshooting Weird Network Issues: Local Network and Internet Connection

Experiencing unusual behavior with your local network or internet connection? Learn how to diagnose and resolve unknown request failures affecting various devices.

Creating a VM with Virt-Manager: Accessing Internet Host Devices in LAN

Learn how to create a VM using Virt-Manager and gain internet access to host devices within a LAN, ensuring a secure testing environment.

Disconnected RDP Sessions Accumulate and Prevent New Connections: Troubleshooting

Learn how to identify and resolve issues with disconnected RDP sessions that prevent new connections. This article covers scenarios where RDP clients are intentionally or unintentionally closed, and network connectivity is affected.

Docker Container Not Receiving Packets on Specific Port in Oracle Cloud (OL7)

This article provides a solution for Docker containers that fail to receive packets on specific ports when deployed on Oracle Cloud (OL7). Learn how to troubleshoot and resolve the issue.

Unable to Connect Router via HTTP or HTTPS

Users report issues connecting to their routers using HTTP or HTTPS. Trying IP address 192.168.1.254 and port number 8000 did not work.

Shutting Down Multiple Raspberry Pi Linux Systems: Network SSH Access Control

Learn how to shut down multiple Raspberry Pi Linux systems connected in a local network using SSH access control.

How to Achieve Git Pull with CGNAT?

Learn how to perform a Git pull on your local machine when connected to the internet via Carrier-Grade NAT (CGNAT).

New Apartment Setup: Kindly Assisted Network Infrastructure for Provided Internet

Recently moved into a new apartment where the internet fee is included in the rent. Access to the network is provided by the building management, essentially requiring an Ethernet port on the living room wall. In this article, we will guide you through the process of setting up your new network infrastructure.

New Wi-Fi Multiband Router Fails to Provide Proper IP Addresses on Linux Devices

Recently upgraded to a new Wi-Fi Multiband Router, but Linux devices can't obtain proper IP addresses. Learn how to troubleshoot and resolve this issue.

Building a Bus with CAT6 Ethernet Cable: A Tech Support Inquiry

A user on a tech support forum is building a bus and is seeking advice on using CAT6 Ethernet cable for its network infrastructure. They are considering SuperUser for their query.

Access Points Overwhelming Main Router: Solutions and Preventions

Learn about the causes and solutions for access points overwhelming a main router, affecting network performance. Preventive measures include upgrading hardware, optimizing network settings, and managing access points effectively.

Upgrading from NetGEAR CM1000 to Fiber Optic: A 5-Year Journey

After five years of reliable service with the NetGEAR CM1000 cable modem, a user shares their experience of upgrading to fiber optics.

Debian System Assigning Self-Assigned 169.254 IP Address to eth0

Users report an issue where Debian systems, specifically BeagleBone, assign self-assigned 169.254.*.* IP addresses to the eth0 interface despite configuring a static address. In this article, we'll explore potential solutions to resolve this issue.

Debian on BeagleBone: Self-Assigned IP Address on eth0 (169.254..)

Users report encountering self-assigned IP addresses (169.254.*.*) on the eth0 interface while configuring Debian on a BeagleBone. This issue may occur despite setting a static address in the interfaces file. In this article, we'll explore possible solutions to resolve the self-assigned IP address issue on Debian BeagleBone.

Netlink Wakes PC: Linux Mint Machine Activation

Learn how to activate and use Wake-on-LAN (Magic Packet) feature on a Linux Mint machine. The process involves configuring the network interface and enabling the necessary services.

Troubleshooting Destination Port Unreachable Error in Local Network

Learn how to troubleshoot the Destination Port Unreachable error in a local network with computers A, B, and C connected via Ethernet and wireless.

DMCA Notice: IPv4 Destination Address Mismatch on Home Router

A DMCA notice was received indicating BitTorrent packets with IPv4 destination address 97.118.208.52 were received by the home WiFi router, despite the IPv4 address time stamp suggesting otherwise.

DMCA Notice: IPv4 Destination Address Mismatch on Home Router

A DMCA notice was received indicating BitTorrent packets with IPv4 destination address 97.118.208.52 were received by the home router, despite the IPv4 address time stamp suggesting otherwise.

Splitting ISP Signal with Two Separate Home Routers: A Comprehensive Guide

Learn how to split your ISP signal and use two separate routers for better network management and performance. Discover the benefits and requirements for this setup.

Understanding Extra Flags Discarded in TCP Exchanges

This article explains what extra flags discarded in TCP exchanges mean and how they affect the normal handshake process.

NIC Intermittently Receiving Many Duplicate TCPACKs: Troubleshooting HTTP Traffic Spikes

Experiencing intermittent spikes in response time for HTTP() traffic over WiFi? Learn how to identify and resolve the issue of your NIC receiving many duplicate TCPACKs.

Preventing Pinging of Docker Container with WireGuard Client in Network Lab

Learn how to prevent pinging of a Docker container running a WireGuard client in a network lab environment. This article provides step-by-step instructions for configuring the Docker network settings and WireGuard client to block incoming ICMP requests.

Setting Up Two Isolated Networks with ZTE F6600 Router: Linux Server Connection

Learn how to set up two isolated networks using a ZTE F6600 Router and connect a Linux server. Follow this guide for a seamless networking experience.

Articles about networking | UserComp.com | Page [ 11 ]

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