Common Network Issues
Connection Timeout ⏳
Check router settings or firewall rules.
Learn more about network timeoutsPacket Loss ⚠️
Use tools likeping
ortraceroute
to diagnose.
View network diagnostic tools guideDNS Resolution Failure 🌐
Verify DNS server configuration or try flushing DNS cache.
Explore DNS troubleshooting steps
Step-by-Step Troubleshooting
Restart Network Services
sudo systemctl restart networking
Check Physical Connections
Ensure cables are securely connected.
Read about network hardware basicsAnalyze Logs
Look for errors in/var/log/syslog
or router logs.
Tools & Resources
Wireshark 🛠️
Capture and analyze network packets.
Download WiresharkPing & Traceroute 📡
Test connectivity and route paths.
See command examplesNetwork Monitoring Dashboard 📊
Access real-time monitoring tools
Best Practices
- Use VLANs to segment traffic.
- Regularly update firmware for devices.
- Implement QoS for prioritizing critical applications.
Review network optimization strategies