is now LinkedIn Learning!

To access courses again, please join LinkedIn Learning

All the same content you know and love

Plus, personalized course recommendations tailored just for you

All the same access to your Lynda learning history and certifications

Try LinkedIn Learning for free
Questions? Visit our help center.
Skip navigation

Network troubleshooting

Network troubleshooting: CompTIA A+ (220-1001) Cert Prep 7: Understanding Networking
Network troubleshooting: CompTIA A+ (220-1001) Cert Prep 7: Understanding Networking

Individual hosts use IP addresses, but humans are terrible at memorizing long strings of numbers. To make our lives easier, most TCP/IP networks (and certainly the internet) use the Domain Naming System (DNS) to apply more human-sounding names to systems. 

Resume Transcript Auto-Scroll
Skill Level Beginner
3h 26m
Show More Show Less
Skills covered in this course
IT Help Desk Network Administration IT A+

Continue Assessment

You started this assessment previously and didn't complete it. You can pick up where you left off, or start over.

Start My Free Month

Start your free month on LinkedIn Learning, which now features 100% of courses. Develop in-demand skills with access to thousands of expert-led courses on business, tech and creative topics.

Start My Free Month

You are now leaving and will be automatically redirected to LinkedIn Learning to access your learning content.