This figure shows the Oracle CEP Visualizer Stream Visualizer. It contains pull down menu CEP Server Name with value NonClusteredServer selected, text entry field Pub/Sub Server URL with value http://localhost:9002/pubsub, button Initialize Client, and button Disconnect (greyed-out). There are two tabs: Publish and Subscribe. The Publish tab is selected. This tab contains a table with two columns: Column one contains a radio button group with one radio button per row; Column two is named Channel Name. There are three rows: Row one has radio button unchecked and Channel Name value /evsmonitor; Row two has radio button unchecked and Channel Name value /evsalert; and Row three has radio button unchecked and Channel Name value /evsdomainchange. Below the tab is pull down menu Event Type with CrossRateEvent selected. Below that is radio button group Input Method with radio buttons Jason String (selected) and Form Based Event. Below that is a text display area (which is empty). Below that is button Publish.