How do I join the “SERVER CORE” into an existing “DOMAIN” ?

To join the “SERVER CORE” into an existing DOMAIN:

• At a command prompt, type:
  

netdom join <ComputerName> /domain:<DomainName> /userd:<UserName> /password:*

ComputerName is the name of the server that is running the Server Core installation.
DomainName is the name of the domain to join.
UserName is a domain user account with permission to join the domain.

• When prompted to enter the password, type the password for the domain user account specified by

UserName

• If you need to add a domain user account to the local Administrators group, type the following command:

net localgroup administrators /add <DomainName>\<UserName>

• Restart the computer. You can do this by typing the following at a command prompt:
  

shutdown /r /t 0

How do I change the default APIPA range from 169.254.xx.xx or the one stored by DHCP to a custom IP Address range in the TCP/IP stack for Windows Server 2008?

IPAutoconfigurationAddress

Key: Tcpip\Parameters\Interfaces\interfaceGUID

Value Type: REG_SZ—String

Valid Range: Change to a valid IPv4 address

Default: None

Description: This value stores the APIPA autoconfiguration IPv4 address chosen by the DHCP client.

Note: “This value should not be altered unless there is a specific requirement”