How To Diagnose a Network Issue

Created by Matt Faulkner, Modified on Tue, 09 Apr 2024 at 07:23 AM by Matt Faulkner

Open Windows Power Shell

Execute <ipconfig>

Check IPv4 Address & Default Gateway

IF IPv4 Address == 169.254.X.X

Indicates DHCP Server Unreachable
- <ipconfig /release>
- <ipconfig /renew>

IF IPv4 Address is VALID

<ping localhost>
- Validate Client Hardware
<ping gateway>
- Validate Local Router
<ping 8.8.8.8>
- Validate Layer 4 routing works.
<ping google.com>
- Validate DNS Functionality.