Joy and Pain
What is the most likely change would you expect to see after using the defrag command?
CompTIA Network+ N10-005: 2.5 – Troubleshooting DNS
A problem with your DNS servers will affect almost every system in your network. In this video, you’ll learn how to identify DNS issues and ways to troubleshoot and resolve these issues.
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CompTIA Network+ N10-005: 2.5 – Troubleshooting Duplicate IP Addresses
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.
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CompTIA Network+ N10-005: 2.5 – Troubleshooting Subnet Masks and Gateways
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.
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CompTIA Network+ N10-005: 2.5 – Troubleshooting Bad Fiber Modules
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.
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CompTIA Network+ N10-005: 2.5 – Troubleshooting Routing
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.
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CompTIA Network+ N10-005: 2.5 – Troubleshooting Mismatched MTUs
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.
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CompTIA Network+ N10-005: 2.5 – Troubleshooting Power Failures
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.
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Backups are not a game
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?