Use this tab to reconfigure queue browsing for the client runtime and to re-specify the behavior of sessions running in an application server.
Queue Browser Retrieve Size Specifies the maximum number of messages that the client runtime will retrieve at one time, when browsing the contents of a queue destination. Default: 1000
Queue Browser Retrieve Timeout (milliseconds) Specifies the maximum time that the client runtime will wait to retrieve messages, when browsing the contents of a queue destination, before throwing an exception. Default: 60000 milliseconds.
Load Upto Maximum Messages to Server Sessions Specifies that an Message Queue ConnectionConsumer 
  should load up to the maxMessages number of messages into a ServerSession's 
  Session. Leave the box unchecked to specify that an Message Queue ConnectionConsumer should 
  load only a single message at a time. See the Application Server Facilities 
  section of the JMS specification for more information.