Add smmsp to /etc/passwd

When sendmail is run as non-set-user-id root, it is run either as root when it is invoked by the root user, or as another user when it should not run as root. The sendmail distribution clearly cannot divine ahead of time what user you wish to use when not running sendmail as root. It could have chosen nobody, for example, but the user nobody does not exist under all versions of Unix.

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There are two approaches to installing a new sendmail:

•  If you choose to run the new sendmail in place of the original, you first need to create and install a new configuration file. The m4(1) program is used to automate the process of configuration file creation.
• If you choose to keep the original and install the new sendmail in parallel (until you can test it), you can proceed with the installation and defer configuration files until later. Note that this choice presumes you customized the file locations.

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The first step in compiling sendmail is to establishan object directory and a Makefile that is appropriate to your machine architecture and operating system. You do this by running the Build script in the sendmail source directory:

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The DHCP Server service is an optional Windows Component, so you can install it using the Add or Remove Programs applet in the Control Panel. There are no configuration options when you install the DHCP Server, so installation is a breeze. After you’ve installed the service, you’ll need to authorize the server, if you have an Active Directory environment.

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Using a graphical user interface

1. Open the Group Policy Management snap-in.
2. In the left pane, navigate to the GPO you want to modify. Left-click on it and select Edit.
3. If you want to publish an application to computers the GPO applies to, expand Software Settings under Computer Configuration. If you want it to apply to users, expand Software Settings under User Configuration.
4. Right-click Software installation and select New > Package.
5. Enter the UNC path of the location of the MSI installation file (even if it resides on a local drive on the domain controller.
6. Select the MSI file and click Open.
7. Select Assigned if you want this application to be installed automatically on each client the GPO applies to. Select Published if you want this application to be downloaded and made available to be installed via an Add/Remove Programs applet if the client chooses to install it (this option is only available for the User Configuration section of a GPO).
8. Click OK.

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