Often, some of our most irritating network problems are related to logical configuration settings. In this module, you’ll learn how to check port speed, duplex, VLAN configurations, DNS settings, and much more.
CompTIA Network+ N10-004: 4.7 – Troubleshooting Common Logical Connectivity Issues Read More »
The quality of your copper and fiber infrastructure affects everything that traverses your network. In this module, you’ll learn the importance of troubleshooting physical issues like crosstalk, attenuation, shorts, opens, and impedance mismatches.
CompTIA Network+ N10-004: 4.7 – Troubleshooting Common Physical Connectivity Issues Read More »
When a crisis is underway, it can be difficult to follow a logical path to help resolve the problem. In this video, you’ll learn how a detailed methodology can help you through each phase of the troubleshooting process from gathering of information through the resolution and documentation.
CompTIA Network+ N10-004: 4.6 – Network Troubleshooting Methodologies Read More »
A client stops by your office with a broken laptop, and he’s clearly upset over the problems that he’s having. The volume of his voice is becoming increasingly loud, his hands are in constant motion, and he’s speaking very quickly. What would be a good next step?
You’ve sent three word processing documents to a network printer, but instead of printing they’re all sitting in a queue on your Windows XP system. Other people are able to print successfully to the printer. Which of these options might help “jump-start” your printer queue?
We’re pleased to announce that our free series of Professor Messer CompTIA training videos have now exceeded over 500,000 views! Our online training courses have provided comprehensive technical training on the IT industry’s most popular certifications, and we’re very happy with the reception that we’ve received from people around the world.
Professor Messer passes half-a-million training module views! Read More »
You have purchased a new computer that includes a port marked “IEEE 1394.” What is a more common name for this port?
You want to use a new boot CD-ROM to run some diagnostics on a computer, but the system is configured to boot from the hard drive instead of the CD-ROM drive. What will allow you to manage the order of the boot drives?
You’ve been asked to install a new application on a server on the other side of the country. The easiest way to install the application is directly from the console of the server. What utility will allow you to control the server and install the application?
