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About NFS

NFS is the file sharing system which is used on UNIX OS like Linux. I'll explain about it to deepen my understanding. O...
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About FTP

Recently I had a problem about FTP transfer, so I'm writing about FTP to deepen my understanding. Overview FTP is the a...
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What’s VLAN?

If you work as an engineer and have a lot of opportunities to deal with NW, you may have heard the word "VLAN". However...
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About L2SW

If you work as an infrastructure engineer, you've heard the word "L2SW" during at work. However what's the difference f...
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About router

Nowadays even general people use the word "router" as usual, and there is at least one router in every house. Of course...
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About Repository

When I work as an engineer I heard the word "Repository" sometimes, so I searched about it. Overview Repository is pret...
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What’s cron

When I use Linux at my work, I heard the word "cron" and I couldn't understand it. So I searched and summarized about c...
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What’s NFS?

If you learn technology or network, you may have heard "NFS", so what's this meaning? Overview NFS is the abbreviation ...
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What’s RAID?

You may have heard "RAID", but what's this? I'll explain about RAID today. Overview RAID is the abbreviation of "Red...
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What’s I/O

I/O is the abbreviation of "Input/Output". Computer always perform the process to input the information and output the ...
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