OSS is the open interface to the NonStop Kernel operating system running on the HPE NonStop servers. This course focuses on advanced OSS commands and utilities, with special emphasis on those that make it possible to interoperate between the Guardian environment and the OSS environment.

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• OSS NonStop Server Fundamentals course (U5515S) or Concepts & Facilities course (U4147S) or equivalent experience with NonStop servers

• OSS Basic Commands/Utilities (U5516S) or working knowledge of basic UNIX commands & utilities

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Module 1: Introduction to Open System Services (OSS)

• What is an open system?

• OSS and Guardian comparisons

• OSS versus UNIX

• Advantages of OSS

Module 2: The OSS Shell

• Terminal requirements

• OSS shell and utilities overview

• Accessing OSS

• Configuring the OSS service

• Modifying the user environment

• Shell environment variables

• Lab exercise: Managing your OSS environment

Module 3: OSS Commands

• Editing files

• Commands and utilities

• Using pax to archive and recover files

• Compressing files

• Load balancing

Module 4: OSS File System

• File system characteristics

• Common directories

• File types

• OSS pathnames to Guardian files

• OSS filesets

• POSIX and Guardian security

• Converting OSS files to their physical file names

• Lab exercise: OSS file permissions

Module 5: OSS/Guardian Interoperability

• The osh bridge program

• The gtacl bridge program

• Accessing the /G and /E fileset extensions

• Using the OSSTTY program

• Spooling operations

• Interoperability considerations

• Lab exercises:

– OSS to Guardian interoperability

– Printing from OSS

Module 6: Command Scripting

• Comments and metacharacters

• Shell scripts

• Variables

• Control structures

• test command

• expr and read commands

• Arguments

• Error tracing

• Miscellaneous statements

• Arithmetic on shell variables

• let and select commands

• Functions and function management

• Lab exercise: command scripting

Onsite-Delivery Equipment Requirements

• Access to a NonStop server with OSS installed

• OSS configured with sufficient logon IDs for students

• Individual PCs (Windows® 95 or later) with network access and a TELNET type emulator

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