Portal 
This section provides you with information about administration and maintenance tasks specific to the portal-specific capabilities of usage type EP Core (EPC). It also refers you to the tools and the documentation you need to perform these tasks.
The tasks described here assume you have already installed the portal and performed initial configuration tasks.
For information about logging on to the portal, the portal interface, basic runtime activities, initial configuration tasks, and standard content shipped with the portal, see Portal in Configuration of SAP NetWeaver.
Tasks
Administration and maintenance of the portal are performed either on demand or on a periodical basis. For more information, see the following:
Describes the monitoring and log applications available in the portal for monitoring and checking the different components, applications and services shipped with the portal. With the information you obtain through monitoring, logging and tracing, you can analyze the system and initiate any necessary measures.
Describes various portal administrative and maintenance tasks necessary to keep in the portal running optimally, such as load balancing, user management, clearing the portal runtime cache, starting and stopping servers, backup and restore, and implementing a reverse proxy filter.
Describes how you can establish consistent and solution-wide change management environment. Topics covered are transport and change management, support packages and SAP notes implementation, and release and upgrade management.