|  |  |  |  | 
| S | 
|  | 
|  | security (  ) | 
|  | 
|  | separate tier topology (  ) (  ) (  ) (  ) | 
|  |  | reference configuration (  ) | 
|  |  | variation (  ) | 
|  | 
|  | server | 
|  |  | clusters (  ) | 
|  |  | components (  ) | 
|  |  | containers (  ) | 
|  |  | domain administration (  ) | 
|  |  | instances (  ) (  ) | 
|  |  | load (  ) (  ) | 
|  |  | network configuration (  ) | 
|  |  | node agent (  ) | 
|  |  | performance (  ) | 
|  |  | services (  ) | 
|  | 
|  | sessions | 
|  |  | HTTP (  ) | 
|  |  | persistence (  ) (  ) | 
|  |  | persistence frequency (  ) | 
|  |  | persistence scope (  ) | 
|  |  | size (  ) | 
|  |  | stateful session bean (  ) | 
|  | 
|  | Simple Mail Transport Protocol (SMTP) (  ) | 
|  | 
|  | sizing, system (  ) | 
|  | 
|  | spare machines, maintaining capacity with (  ) | 
|  | 
|  | spare node (  ) (  ) (  ) | 
|  | 
|  | stateful session beans (  ) (  ) | 
|  | 
|  | subnets (  ) (  ) | 
|  | 
|  | Sun Java System Message Queue (  ) (  ) | 
|  | 
|  | Sun Java System Web Server (  ) | 
|  | 
|  | symmetric multiprocessing machines, for co-located topology (  ) |