Configuring and modifying search scopes in SharePoint

At the Central Administration Level (across the farm)

Open up Central Administration > Application Management

Under “Service Applications” click on Manage service applications

Click on Search Service Application

Under Queries and Results on the Quick navigation click on Scopes

From here on instructions are identical to the steps performed at the Site collection Level.

At the Site Collection Level

Site Actions > Site Settings

Under “Site Collection Administration”, click on Search Scopes

Here you can create new scopes, and edit the custom scopes. Once a scope is created, you have to add rules for crawling.

Pay close attention to how you can structure include/exclude settings to capture only a certain section of a network share:

Enjoy!