Test-NetConnectionIT technician command center
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PowerShell · Windows Administration

Test-NetConnection

Test TCP connectivity to a host and port.

Copy-ready commandTest-NetConnection
Test-NetConnection server01 -Port 443

Requirements and permissions

Requirements
Windows PowerShell 5.1 or PowerShell 7
Permissions
Varies by command
Last reviewed
2026-07-31

Examples

Basic example

Test TCP connectivity to a host and port.

Test-NetConnection server01 -Port 443

Common errors

Command not found

Confirm Windows PowerShell 5.1 or PowerShell 7 is installed and available in your current shell.