Using Group Policy Editor To Set Policies
That's enough of the background
material about Group Policy. It's time to actually -do- something
with GP and see how it works. Since Windows Messenger is a constant
topic of e-mail I receive, lets use it as the subject of this
section.
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----- Caution
-----
Using Group Policy Editor does make changes that may make
the system unusable.
Have a full, verified, system backup and understand the
risks before making any changes. |
I'm going to use the standard Group
Policy Editor (Fig. 03) that opens with the gpedit.msc command
rather than the enhanced MMC snap-in (Fig. 02) I mentioned in the
last section simply to avoid any confusion. Items to note are the
left pane which gives you access to the Local Computer Policy for
both Computer Configuration and User Configuration. The right panel
follows normal explorer protocols, displaying the folder views. At
the bottom of the right pane there are two tabs; Extended and
Standard. When the Extended tab is selected the right pane contains
a description of the policy that has been highlighted. The Standard
tab selection removes the description and makes for more compact
viewing. For the rest of this section I'm going to use the Standard
tab selection.

Fig. 03
I've opened Group
Policy (Fig. 04) and expanded the trees for Computer
Configuration\Administrative Templates\Windows Components. Windows
Messenger has been highlighted in the Computer Configuration
section. In the right pane I've highlighted the entry for Do Not
Allow Windows Messenger To Be Run. The State column in the right
pane shows that this policy is currently Not Configured. To set, or
implement this policy either double click the entry in the right
pane or right click and select Properties. Either method will open
the window shown in Fig. 05.

Fig. 04
Each one of the
policies listed under Administrative Templates has a setting dialog
similar to the one in Fig. 05 below. There are three choices for
setting a policy; Not Configured, Enabled, and Disabled.
| Not Configured |
Specifies that
no change is made to the registry for this setting. |
| Enabled |
Specifies that
the registry indicate that the policy applies to users or
computers that are subject to this Group Policy object. |
| Disabled |
Specifies that
the registry indicate that the policy does not apply to
users or computers that are subject to this Group Policy
object. |
By default, all
policies start out as Not Configured. Enabled and Disabled are
self-explanatory, but only to a point. The language used for policy
descriptions can be vague and sometimes downright counterintuitive.
In the Do Not Allow Windows Messenger To Be Run example I'm
using here, Enable means it will not be run. Had the designers
called this policy
Allow Windows Messenger To Be Run, Disabled would provide
the same end result. A number of policies begin with the word
"Disable" and require careful scrutiny to get the desired result.
The large gray area in
the middle of the window will hold other controls when they are
appropriate to the policy. Examples of this would be a drop down
list of applications the policy might control, or a Browse button so
other files could be selected that are affected by the policy.
The Previous Setting
and Next Setting buttons provide an easy way to move through a
section of policies without returning to the main GP Editor window
after each selection.

Fig. 05
The Explain tab (Fig.
06) provides the same information as the Extended tab in the main
Group Policy Editor window. If additional clarification of the
policy is needed because of an ambiguous policy name this section
may be able to help sort out the confusion.

Fig. 06
That's all there is to
setting a Group Policy in Windows XP Professional.
Next:
I Lied - That's Not All You Need To Know About Group Policy
[ Up ] [ Group Policy for Windows XP Professional ] [ Local Group Policy Object ] [ Behind the Scenes In Group Policy ] [ Accessing Group Policy ] [ Using Group Policy Editor To Set Policies ] [ I Lied - That's Not All You Need To Know About Group Policy ] [ The Most Frequently Asked Question About Group Policy In A Workgroup Situation ]
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