The inbound connection pool can be tuned using the KeepAlive* settings and related settings in magnus.conf, including the following:
For more information about these parameters, see Chapter 2 of the Sun ONE Web Server 6.1 SP6 Performance Tuning, Sizing, and Scaling Guide at:
http://docs.sun.com/app/docs/doc/819-6516/
Outbound connection pool settings cannot be configured in this release of the Proxy Server.