Concepts for service tools user IDs and passwords

These concepts provide the basic information you need to get started with service tools user IDs and passwords.

• Terminology for service tools user IDs and passwords
  The following definitions will help you understand the service tools user IDs and passwords information.
• DST and SST access methods
  Dedicated service tools (DST) and system service tools (SST) are both used to access service tools and service functions. DST is available when the Licensed Internal Code has been started, even if i5/OS™ has not been loaded. SST is available from the operating system.
• Service tools user IDs
  Service tools user IDs are user IDs that are required to access service functions through dedicated service tools (DST), system service tools (SST), iSeries™ Navigator (for logical partitions and disk unit management), and Operations Console. Service tools user IDs are created through DST or SST and are separate from user profiles.
• Password policies for service tools user IDs
  This topic describes the password policies for service tools user IDs and the process of changing Data Encryption Standard (DES) and Secure Hash Algorithm (SHA) encryption.
• Service tools server
  The service tools server allows you to use your PC to perform service functions through TCP/IP.