Tag Archives: ipconfig

Using Command Line Utilities for Troubleshooting Name Resolution

This content is from our CompTIA Network + Video Certification Training Course. Start training today! Sometimes, Name Resolution fails. We have to be able to troubleshoot why Name Resolution failed. We’re going to see there’s multiple different utilities that we can use. We can troubleshoot using Command‑Line utilities, PowerShell utilities, and then Linux utilities. The … Continue reading Using Command Line Utilities for Troubleshooting Name Resolution

How MAC Addresses Are Assigned to Devices

This post is from our Cisco CCNA Training Course. Instructor Mark Jacob was presenting a Q&A Session in our ICND1 CCNA class and answered a question regarding MAC Adresses and when they get associated to devices. Transcription: The OUI is an abbreviation that stands for Organizationally Unique Identifier. “What organization?” you might ask. Let’s take … Continue reading How MAC Addresses Are Assigned to Devices