SERF Writer's Guide: Access Constraints

Access Constraints

Definition

The <Access_Constraints> field allows the author to provide information about any constraints for accessing the service. This includes any special restrictions, legal prerequisites, limitations and/or warnings on obtaining the service. Some words that may be used in this field include: Public, In-house, Limited. Additional detailed instructions on how to access the service can be entered in this field.

Syntax

<Access_Constraints>text</Access_Constraints>

Multiple lines of text are permitted. Characters may be selected from the UTF-8 character set.

Usage

The <Access_Constraints> field is highly recommended and may not be repeated.
Text should be single spaced with blank lines separating paragraphs.

Example

<Access_Constraints>
Registration is required to access the service.
</Access_Constraints>

Visit GCMD website

This document should be cited as:
Service Entry Resource Format (SERF) Writer's Guide, 2013.
Global Change Master Directory.
National Aeronautics and Space Administration.
[http://gcmd.nasa.gov/add/serfguide/].