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Howto: Send The Content Of a Text File Using mail Command In Unix / Linux

I‘d like to send an email with the content of a text file using mail command in Unix / Linux operating system. How do I do it?
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UNIX: Find Out the Server Model

How do I find out my UNIX server model? What is my UNIX server model?
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HowTo: UNIX Set Date and Time Command

I recently noticed that one of my UNIX servers was about 4 hours behind the correct time. I wanted to correct the date and time manually. How do I set date and/or time under UNIX operating systems using command line options?
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Solaris Buffer Overflow Protection

One of the most common ways for hackers to break into a Solaris system is to exploit buffer overflows. How do I turn on buffer overflow protection under Solaris UNIX operating system just like CentOS/Redhat Linux system?
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Solaris UNIX Case-Insensitive Find File Search

I‘d like to match all filename like foo.c, FOO.C, fOO.c, Foo.C and so on using find command under UNIX. How do I do a case-insensitive find search under Sun Solaris / OpenSolaris UNIX systems?
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Shutdown UNIX Command

How do I shutdown or poweroff a UNIX computer system from a shell prompt?
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lofiadm: Solaris Mount an ISO CD Image

Q. How do I mount an ISO CD image under Sun Solaris UNIX?
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Difference Between Linux and UNIX

What is the difference between Linux and UNIX operating systems?
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Linux Locking An Account

How do I lock an account (user login id) under Linux operating system? How can I disable a user’s login without disabling the account on a Linux based server?
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