Articles about traffic | UserComp.com

Unable to Forward Receive Internet Traffic on Raspberry Pi 4 Wifi AP

Resolve Raspberry Pi 4 Wi-Fi AP internet access failure by enabling IP forwarding and configuring iptables NAT rules.

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Block Specific Robots/Bots Visiting Your Tech Support Site

Block specific bots from accessing your tech support site by editing the .htaccess file to deny requests based on User-Agent strings.

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Troubleshooting Intermittent Slow Response HTTP Traffic

Resolve intermittent slow HTTP response times by isolating bottlenecks in network latency, DNS resolution, and server-side processing.

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TCP Traffic Blocked: Mapped Drives Not Authenticating on Two Machines

Resolve mapped drive authentication failures caused by blocked TCP traffic by verifying network profiles and ensuring SMB port 445 accessibility.

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Can My Network Admin See My Traffic Over a Flask App?

Explains how network admins can view unencrypted Flask HTTP traffic and details using HTTPS to protect data.

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Don't See Message in Wireshark Capture? Here's What to Do

Resolve missing TCP messages in Wireshark by verifying interface selection, enabling promiscuous mode, applying precise display filters, and checking for asymmetric routing.

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Analyzing Network Traffic of an IoT Device on a DD-WRT Router

Capture and filter IoT device traffic on a DD-WRT router using Wireshark to inspect unencrypted data flows without complex configuration.

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Troubleshooting Slow VPN Upload Traffic on Your Tech Support Site

Resolve slow VPN upload speeds by switching to UDP, reducing MTU size, and optimizing server selection.

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Understanding UDP Payload Traffic Transitions Between Machines in Windows Applications

Resolve UDP latency and packet loss issues in Windows applications by configuring packet sniffers to capture and analyze traffic patterns.

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Windows 11: Unstable RDP Connections and Network Traffic Cuts (Wired & WiFi)

Resolve Windows 11 RDP instability and network traffic cuts by adjusting power management settings, updating network drivers, and verifying authentication protocols.

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

Fix asymmetric routing and firewall blocks causing packet loss after IPSec tunnel establishment on Ubuntu.

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Unable to forward all traffic from one interface to another with iptables

Resolve Linux traffic forwarding failures by enabling kernel IP forwarding and configuring iptables NAT masquerade rules.

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Detecting ESP8266 Traffic using Wireshark

Filter Wireshark traffic to isolate ESP8266 devices by matching their Espressif OUI prefixes using eth.src matches.

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Setting up Nginx Traffic Redirect for Subdomains on VPS with Multiple Docker Containers and Cloudflare

Configure Nginx to use HTTP 301 redirects instead of proxying for subdomains, preventing SSL conflicts with Cloudflare and avoiding port exposure on a VPS hosting multiple Docker containers.

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How to Delete a Queue in HTB: A Step-by-Step Guide

Remove HTB traffic shaping classes and their internal queues using tc qdisc del or tc class del commands.

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Using iptables to Forward Traffic through gid-based Interface

Forward traffic from specific GID-based processes through a designated network interface using iptables mangle table rules.

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NIC Intermittently Receiving Many Duplicate TCPACKs: Troubleshooting HTTP Traffic Spikes

Resolve intermittent HTTP traffic spikes and latency caused by network interface cards receiving excessive duplicate TCP ACKs due to WiFi interference, driver bugs, or MTU misconfigurations.

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Making Sense of Network Traffic: A Guide for Tech Support

Resolve network connectivity issues and bottlenecks by analyzing TCP/UDP traffic, interpreting packet flags, and using diagnostic tools like ping and traceroute.

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How does the I2C bus traffic work?

Resolves I2C communication failures by explaining pull-up resistor requirements, addressing, and start/stop conditions.

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Unable to See Yamux Protocol in Wireshark Settings: A Comprehensive Guide

Resolve missing Yamux visibility in Wireshark by configuring TLS decryption and HTTP/2 dissector preferences to enable automatic protocol identification.

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Using iptables to Forward All Traffic through a GID-based Interface

Forward traffic from specific GID processes through a designated interface using iptables marking and policy routing.

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Decrypting Network Traffic: A Useful Approach to Solving Encrypted File Issues

Decrypt network traffic to identify hidden errors causing encrypted file transfer failures.

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Expert Tips for Forwarding Internet Traffic between Two Networks

Enable IP forwarding and configure NAT to allow clients on isolated subnets to access external internet resources through a central server.

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

Capture inbound and outbound network traffic on an ASUS RT-AC66U router using tcpdump via SSH to isolate packet flow by interface.

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Understanding Internet Traffic while Working from Home on Corporate VPN

Resolve ambiguity in bandwidth usage by distinguishing between corporate VPN tunnel traffic and local internet activity using built-in OS diagnostic tools.

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Resetting VnStat Traffic Statistics Like Never Installed

Reset VnStat traffic statistics by stopping the service, deleting database files in /var/lib/vnstat/, and restarting the daemon to clear historical data.

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Automated OTT and Mobile Network Traffic Capture

Automates OTT and mobile network traffic capture using tcpdump or tshark to monitor streaming quality and troubleshoot latency issues.

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Connecting to Company VPN Inside a Virtual Machine: Real Machines Network Traffic Still Routed?

Explains why host network traffic remains unencrypted when a VPN is active inside a virtual machine due to isolated network stacks.

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Capture network traffic from physical devices in a Linux VM

Resolve network troubleshooting in Linux VMs by capturing physical device traffic using tcpdump on the correct virtual interface.

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Does Traffic Coming In From One Router Go Out Through The Same Router?

Clarifies that routers forward traffic based on destination IP and routing tables, not the ingress interface.

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How to Merge LAN and WIFI Traffic through a Router for Packet Capture

Resolve the inability to capture both LAN and Wi-Fi traffic simultaneously on a single device by configuring hardware port mirroring.

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