Subsystem Tasks
The following subsections list and briefly describe StarOS tasks for various subsystems:
•
System Initiation Subsystem, on page 316
•
High Availability Subsystem, on page 317
•
Resource Manager Subsystem, on page 318
•
Virtual Private Networking Subsystem, on page 318
•
Network Processing Unit Subsystem, on page 320
•
Session Subsystem, on page 322
•
Platform Processes, on page 331
•
Management Processes, on page 334
System Initiation Subsystem
Table 21: System Initiation Subsystem Tasks
FunctionDescriptionTask
Initiated at system start-up.
System Initiation Task – Main
SITMAIN
Reads and provides startup configuration to other SIT components.
Starts SITREAP sub-function.
Maintains CPU state information.
Starts management cards in either active or standby mode.SIT Parent Sub-functionSITPARENT
Registers tasks with HAT task.
Notifies CSP task of CPU startup completion.
Brings up packet processing cards in standby mode.
Shuts down tasks as required.SIT Reap Sub-functionSITREAP
ASR 5500 System Administration Guide, StarOS Release 21.5
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StarOS Tasks
Subsystem Tasks
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