The Search Page contains several panels

Classification Banners
An optional banner along the top and bottom which states the maximum classification of data available from this system
Menu Bar
Includes links to this help page and back to the search page
Query Pane
A panel on the left side of the page which provides a form for entering query parameters
Query Results Table
A panel to the right of the Query Pane for displaying results from the current query in tabular form

The Input form allows the user to specify keyword, geospatial, temporal, and type query parameters. It also allows the user to select the sources to search and the number of results to return.

Keyword Search
A text box allowing the user to enter a textual query. This supports the use of (*) wildcards. If blank, the query will contain no contextual component.
Temporal Query
Select from Any, Relative, or Absolute. Any results in no temporal restrictions to the query, Relative allows the user to query a period from some length of time in the past until now, and Absolute allows the user to specify a start and stop date range.
Spatial Search
Select from Any, Point-Radius, and Bounding Box. Any results in no spatial restrictions to the query, Point-Radius allows the user to specify a position (latitude and longitude) and radius to search, and a Bounding Box allows the user to specify an eastern, western, southern and northern boundary to search within.
Type Search
Select from Any, or a Specific Type. Any results in no type restrictions to the query, and Specific Types shows a list of known content types on the federation, and allows the user to select a specific type to search for.
Sources
Select from none, all sources, or specific sources. None results in querying only the local provider, all sources results in an enterprise search where all federations are queried, and specific sources allows the user to select which sources are queried.
Results per Page
Select the number of results to be returned by a single query.
Search
Submits the search, and refresh with the result.
Clear
Removes all user entered data from the query form.

The table of results shows the details of the results found, as well as links (if available) to download the metadata or product.

Total Results
Total number of results available for this query. If there are more results than the specified Results per Page, then page navigation links will appear to the right
Pages
Provides page navigation, which generate requests for additional pages of results.
Results List
This provides a preview and links of the results

The following is a list of columns in in the results table

Title
Displays title of the metacard. This will be a link* which can clicked to download the metacard
Source
Displays where the metadata came from, which could be the local provider or a federated source
Location
Displays the location (in OGC Well Known Text format) of the metacard, if available
Time
Shows the Received (Created) and Effective times of the metacard, if available
Thumbnail
Shows a thumbnail image * of the metacard, if available
Download
A download link* to retrieve the product associated with the metacard, when applicable, if available
* An Action Provider must be enabled via the DDF Web console for this to be available.