By Sander van Vugt
Starting Ubuntu LTS Server management, moment variation is the touchstone significant other e-book for an individual enforcing Ubuntu LTS Server. writer Sander van Vugt introduces the newest server version of Ubuntu Linux, the preferred Linux distribution, to strength clients, procedure directors, and programmers and demonstrates the ability and suppleness that the Hardy–Heron Ubuntu Server long-term help version deals for small networks and company structures alike.
This booklet covers:
* fitting and configuring Ubuntu to make sure safe installations
* digital Ubuntu
* complete community and internet prone administration
Read or Download Beginning Ubuntu LTS Server Administration: From Novice to Professional (2nd Edition) PDF
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Additional info for Beginning Ubuntu LTS Server Administration: From Novice to Professional (2nd Edition)
And you would never be able to boot the device again! (If you’re not an expert in Linux troubleshooting, that is. ) In Chapter 4, you will learn about the dd command, which can be used to copy data from one device to another in a way that is much more secure. Finding Files Another useful task you should be able to perform on your server is to find files, and find is the most powerful command to use to do that. The find command helps you find files based upon any property a file can have. For starters, you can find a file by its name; the access, creation, or modification date; the user who created the file; or the permissions set on the file.
Lan RNA # The following lines are desirable for IPv6 capable hosts ::1 ip6-localhost ip6-loopback fe00::0 ip6-localnet ff00::0 ip6-mcastprefix ff02::1 ip6-allnodes ff02::2 ip6-allrouters ff02::3 ip6-allhosts Another very useful command is tail. If no options are used, this command will show the last ten lines of a text file. The command can also be modified to show any number of lines on the bottom of a file; for example, tail -2 /etc/passwd will display the last two lines of the configuration file in which user names are stored.
That’s also the reason why you are using 2> to redirect error output. Similarly, you could use 1> to redirect the standard output instead of > (in the following line in the example). It’s also possible to redirect both STDOUT as STDERR. This would happen if you use the command grep root * 2> somefile > someotherfile. In this command, 2> is used to redirect all error output to somefile; > is then used to redirect all standard output to someotherfile. As I mentioned previously, one of the interesting features of redirection is that you can use it to redirect output to regular files, and you can also redirect output to device files.