How to get Host ID of Computer?

Host ID:  Host ID is a unique identification for the particular computer and it is often required to verify computers in a licensing agreement.

The standard operating system commands to obtain the host ID of the computer depending upon the operating system you are using are given below:-

OS	Command	Server Host ID Type	Comments
Windows	ipconfig /all	ETHERNET	The hostid will be returned as the 12 digit hex ‘Physical Address’. Remove the hyphens, ‘-’, before entering it.
HP-UX	echo `/bin/uname -i` 16op dc	LONG	Returns the 8 digit hex host ID.
Linux	/sbin/ifconfig eth0	ETHERNET	Returns a 12 digit hex ‘HWaddr’. Remove the colons.
Solaris	/usr/bin/hostid	LONG	Returns the 8 digit hex host ID.

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