# XMPP Client Configuration In addition to the [common configuration items](./Config_Client) available to all clients, the additional configuration items available to a XMPP client are as follows ```yaml xmpp: server: talk.google.com port: 5222 xep_0030: true xep_0004: true xep_0060: true xep_0199: true ``` * **server** - The IP or DNS name of the server hosting your XMPP Client * **port** - The port number the server is running on * **xep_0030** - Enable XMPP Extension xep_0030 - Service Discovery * **xep_0004** - Enable XMPP Extension xep_0004 - Data Forms * **xep_0060** - Enable XMPP Extension xep_0060 - Publish-Subscribe * **xep_0199** - Enable XMPP Extension xep_0199 - XMPP Ping