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You can use ls -l command (list information about the FILEs) to find our the file / directory owner and group names. $ ls -l filename Sample Output: -rw-r–r– 1 tecexpertz root 3584 Jun 5 00:00 filename Explanation, -rw-r–r– : file mode 1 – number of links tecexpertz – Owner Continue Reading

chown command changes the user and/or group ownership of for given file. The syntax is: chown owner-user file chown owner-user:owner-group file chown owner-user:owner-group directory chown -R owner-user:owner-group directory -R – Recursively change ownership of directories and their contents.

You can also use the chgrp command to change the group of a file or a directory. You must be the root user or the owner of the file in order to change the group ownership. The options of using chgrp are the same as using chown. $ chgrp -Rv usergroup directory $ chgrp usergroup file

You can find default gateway using ip, route and netstat commands in Linux systems [root@server ~]$ route -n Kernel IP routing table Destination     Gateway      Genmask Flags    Metric Ref Use Iface 192.168.64.   0 U 1 0 0 eth0 192.   Continue Reading