# <namespaceTable>

Represents a configuration section for defining a set of elements that contain namespace to prefix mappings that can then be used in XPath filters for routing.

<configuration>
<system.serviceModel>
<routing>
<namespaceTable>

## Syntax

<system.serviceModel>
<routing>
<namespaceTable>
prefix="String" />
</namespaceTable>
</routing>
</system.serviceModel>


## Attributes and elements

The following sections describe attributes, child elements, and parent elements.

None

### Child elements

Description
<filter> Defines a namespace prefix mapping used for XPath expressions.

### Parent elements

Description
<routing> Represents a configuration section for defining a set of routing filters, which determine the type of Windows Communication Foundation (WCF)MessageFilter to be used when evaluating incoming messages, as well as routing tables that define the target endpoints to send messages to when a filter matches.