network diagnostics

For network troubleshooting:

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Install skill "network diagnostics" with this command: npx skills add laurigates/claude-plugins/laurigates-claude-plugins-network-diagnostics

Network-diagnostics

Instructions

For network troubleshooting:

  • MTU Issues (common in WSL)

  • Check current MTU: ip link show

  • Test different MTU: sudo ip link set dev eth0 mtu 1350

  • Common WSL MTU: 1300-1400

  • DNS Resolution

  • Check /etc/resolv.conf

  • Test with: dig google.com, nslookup google.com

  • Try different DNS: 8.8.8.8, 1.1.1.1

  • Connectivity Tests

  • Ping gateway: ip route | grep default

  • Traceroute to destination

  • Test ports: nc -zv host port, telnet host port

  • Firewall/Routing

  • Check iptables: sudo iptables -L

  • Review routes: ip route show

  • WSL: Check Windows Firewall

  • Service Status

  • Verify service is running

  • Check listening ports: ss -tlnp, netstat -tlnp

  • Generate scripts to persist fixes

  • Include checks for WSL vs native Linux

  • Add rollback mechanisms

Examples

Add examples of how to use this skill here.

Notes

  • This skill was auto-generated

  • Edit this file to customize behavior

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