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unix system

What is Big Iron UNIX Computer?

Question: Often I read about bigiron on mailing lists and the Internet forum. What is Big Iron and how it is related to UNIX system?
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Q. How do I administer the printer configured under Linux file and printer server from a web browser?
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Linux / UNIX Crontab File Location

I login to my UNIX system as a normal user. However, I need to update my cronjob entry. But, I can't find where the crontab file is. How do I find out my crontab file location?
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Reboot UNIX System Command

Q. How do I reboot a UNIX system computer?
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Q. One of my responsibilities is backing up UNIX server. How do I backup data under HP-UX UNIX? How do I use mt, fbackup and frecover commands to perform full and incremental backups?
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How do I compare the HP-UX UNIX system output with the most current vendor recommended and security patches?
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Q. FTP is insecure, how do I securely copy files across a network computer? My network has Windows and Linux systems.

A. You need to use Openssh client and server technology to copy between two more network computers. You can also find free ssh client tools. scp copies files between hosts on a network. It uses ssh for data transfer, and uses the same authentication and provides the same security as ssh.

Copy from Linux to Linux/UNIX system

Copy file called data.txt to ras.nixcraft.in Linux system (vivek is username):
$ scp data.txt vivek@ras.nixcraft.in:/home/vivek

Copy more than two files:
$ scp data.txt pic.jpg vivek@ras.nixcraft.in:/home/vivek
Copy /data directory and all files inside /data i.e. recursively copy entire directories:
$ scp -r /data vivek@ras.nixcraft.in:/home/vivek

Copy from Windows to Linux/UNIX system

You can download any one of the following free Windows SCP client

Just install above client and follow on screen instructions.