# Networking Index

Messaging System
Find out how to configure the Enterprise Gateway to read messages off a messaging system queue or topic.
Directory Scanner
The Enterprise Gateway can read files from the file system and process them using all available message filters.
POP Client
The Enterprise Gateway can act as a POP client in order to pull down email messages from a POP3 server. The email messages can then be passed in to a policy for processing.
External Connections
External Connections are used to store global configuration details about 3rd party servers (e.g. LDAP directories, databases, Identity Managerement Servers, etc) that the Enterprise Gateway connects out to in order to process requests.
Remote Hosts
Remote Hosts can be used to tweak the way in which the Enterprise Gateway connects to a particular external server or routing destination
Connection Filters
The Enterprise Gateway supports a number of different technologies and protocols for connecting out to back-end Web Services.