At the top left of this figure is the WebCenter/Parlay X Web Services Client box, which is surrounded by a dotted oval labeled WebLogic Server WebCenter Instance.

The middle of the figure includes the SOA/EJB Client box on the right side, and the User Messaging Service box below it. There is a two-headed arrow labeled SOAP/HTT between the WebCenter/Parlay X Web Services Client box and the User Messaging Server box. There is a two-headed arrow labeled Remote EJB between the SOA/EJB Client box and the User Messaging Server box. There is also a JMS queue between the SOA/EJB Client box and the User Messaging Server box. There is one two-headed arrow between the SOA/EJB Client box and the JMS queue, and another two-headed arrow between the JMS queue and the User Messaging Server box.

Below the User Messaging Server box is another JMS queue, and below the JMS queue are (from left to right) the XMPP driver box, the Email Driver box, and the SMPP Driver box. There is a two-headed arrow between the User Messaging Server box and this JMS queue. There are two-headed arrows between this JMS queue and the XMPP driver box, between the JMS queue and the Email driver box, and between the JMS queue and the SMPP Driver box.

There is an oval around the entire middle portion of this figure that is labeled WebLogic Server SOA Instance.

There is a two-headed arrow between the User Messaging Server in the middle portion of the figure and a storage device icon labeled Message Repository to the right of the User Messaging Server, but outside of the WebLogic Server SOA Instance oval.

Along the bottom of the figure, there are three cloud icons labeled (from left to right) IM Gateway, Email Gateway, and SMX Gateway.

There are two-headed arrows between the IM Gateway cloud and the XMPP Driver box, between the Email Gateway cloud and the Email driver box, and between the SMX Gateway cloud and the SMPP Driver box.