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Windows Network Troubleshooting Cheatsheet: Essential Commands for DevOps

Introduction

This cheatsheet provides essential Windows networking commands for troubleshooting network issues, verifying connectivity, and diagnosing common problems.

Table of Contents

1. ipconfig /all
2. ping
3. tracert
4. nslookup
5. netstat -an
6. route print
7. arp -a
8. Test-NetConnection
9. Get-NetAdapter

10. netsh interface ipv4 show config

11. ipconfig /all
    Displays full TCP/IP configuration.

    ipconfig /all
    

12. ping
    Tests connectivity to a host.

    ping www.example.com
    

13. tracert
    Traces the route packets take to a destination.

    tracert www.example.com
    

14. nslookup
    Queries DNS to obtain domain IP addresses.

    nslookup www.example.com
    

15. netstat -an
    Displays active network connections and listening ports.

    netstat -an
    

16. route print
    Shows the IP routing table.

    route print
    

17. arp -a
    Displays the ARP table, useful for resolving MAC addresses.

    arp -a
    

18. Test-NetConnection
    PowerShell cmdlet to test connectivity and ports.

    Test-NetConnection -ComputerName www.example.com -Port 80
    

19. Get-NetAdapter
    Lists network adapters and their statuses.

    Get-NetAdapter
    

20. netsh interface ipv4 show config
    Shows IPv4 configuration for all interfaces.

    netsh interface ipv4 show config