# The Network

The Network: Is It the Network? Test-Connection and Friends.

Updated: November 10, 2026

1. [Is It the Network? Test-Connection and Friends](https://www.ask-codey.com/lessons/powershell-network-checks) (Journeyman): When one computer can't reach another, four questions in order find where it breaks, each with its own command, Get-NetIPAddress for whether this PC has an address, Resolve-DnsName for whether the name turns into an address, Test-Connection for whether the computer answers, and Test-NetConnection -Port for whether the program's door is open.

Source: https://www.ask-codey.com/courses/powershell-in-depth/topics/powershell-the-network