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CompTIA Network+ N10-005: 2.5 – Troubleshooting Duplicate IP Addresses

CompTIA Network+ N10-005 / February 26, 2012

Two stations with the same IP address can create significant communications problems on the network. In this video, you’ll learn about the symptoms associated with duplicate IP addresses and you’ll learn some techniques for tracking down the conflicting workstations.

CompTIA Network+ N10-005: 2.5 – Troubleshooting Duplicate IP Addresses Read More »

CompTIA Network+ N10-005: 2.5 – Troubleshooting Subnet Masks and Gateways

CompTIA Network+ N10-005 / February 26, 2012

A simple configuration mistake can create big communication problems. In this video, you’ll learn the symptoms of a subnet mask or gateway misconfiguration and how to quickly resolve the issue.

CompTIA Network+ N10-005: 2.5 – Troubleshooting Subnet Masks and Gateways Read More »

CompTIA Network+ N10-005: 2.5 – Troubleshooting Bad Fiber Modules

CompTIA Network+ N10-005 / February 26, 2012

It’s often difficult to troubleshooting fiber connections and the fiber modules in a switch or router. In this video, you’ll learn about the symptoms associated with fiber issues and ways that you can troubleshoot bad fiber modules.

CompTIA Network+ N10-005: 2.5 – Troubleshooting Bad Fiber Modules Read More »

CompTIA Network+ N10-005: 2.5 – Troubleshooting Routing

CompTIA Network+ N10-005 / February 26, 2012

Routing problems can create downtime and intermittent connectivity, and they can often be challenging to troubleshoot. In this video, you’ll learn about the outages caused by routing issues and some techniques for troubleshooting these routing problems.

CompTIA Network+ N10-005: 2.5 – Troubleshooting Routing Read More »

CompTIA Network+ N10-005: 2.5 – Troubleshooting Mismatched MTUs

CompTIA Network+ N10-005 / February 26, 2012

Many applications will not allows fragmentation, so the size of the MTU becomes very important. In this video, you’ll learn about MTUs and how fragmentation can cause performance issues and lack of communication across your network.

CompTIA Network+ N10-005: 2.5 – Troubleshooting Mismatched MTUs Read More »

CompTIA Network+ N10-005: 2.5 – Troubleshooting Power Failures

CompTIA Network+ N10-005 / February 26, 2012

Your routers and switches are important infrastructure devices, and they require a different approach to power. In this video, you’ll learn about ways to maintain uptime and availability during power outages and power supply failures.

CompTIA Network+ N10-005: 2.5 – Troubleshooting Power Failures Read More »

Backups are not a game

CompTIA A+ Pop Quizzes / February 24, 2012

One of your customers would like to have their Windows XP user files backed up onto an external hard drive. Where would you find the customer’s user files?

Backups are not a game Read More »

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Do you realize how fast you were going?

CompTIA A+ Pop Quizzes / February 23, 2012

How would you calculate the theoretical throughput of a bus?

Do you realize how fast you were going? Read More »

Pages: 1 2

They say your hearing goes next

CompTIA A+ Pop Quizzes / February 22, 2012

You’d like to check your hard drive for problems. Which chkdsk option will examine every sector of the disk and attempt to correct any bad sectors?

They say your hearing goes next Read More »

Pages: 1 2

CompTIA Network+ N10-005: 2.5 – Troubleshooting VLAN Assignments

CompTIA Network+ N10-005 / February 22, 2012

VLANs are used in networks of almost any size. In this video, you’ll learn about problems associated with VLAN assignments and how they can be resolved with some simple troubleshooting techniques.

CompTIA Network+ N10-005: 2.5 – Troubleshooting VLAN Assignments Read More »

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