Networking Tutorials - VLANs Antivirus Fault Tolerance And Disaster Recovery

As far as network administration goes, nothing is more important than fault tolerance and disaster recovery. First and foremost, it is the responsibility of the network administrator to safeguard the data held on the servers and to ensure that when requested, this data is ready to go.
Because both fault tolerance and disaster recovery are such an important part of network administration. In that light, this tutorial is important both in terms of real-world application.
Before diving into the fault tolerant and disaster recovery objectives, we will start this tutorial by reviewing the function of virtual LANs (VLANS).
Table of content (tutorial index)
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Virtual LANs
Protocol-based VLANs
MAC Addressbased VLANs
Viruses, Virus Solutions, and Malicious Software
Trojans, Worms, Spyware, and Hoaxes
Protecting Computers from Viruses
Disk-level Fault Tolerance
RAID 0: Stripe Set Without Parity
RAID 1
RAID 5
RAID 10
Stand-by Servers
Link Redundancy
Why Use a UPS?
Power Threats
Disaster Recovery
Full Backup
Differential Backup
Incremental Backup
Backup Best Practices
Hot Spare and Hot Swapping
Cold Spare and Cold Swapping
Hot, Warm, and Cold Sites