IBM OS/390 manual Publications, Ftp, FTP Servers

Page 17

You can get sample code,

internally-developed

tools,

and

exits to

RACF. All this code works

in our environment, at

the

time

we make i

but is not officially supported. Each tool or sample has a README

describes

the

tool

or

sample and

any restrictions

on

its

use.

The

simplest

way

to

reach

this

code

is

through

the

RACF

home pag

home page,

clickSystem/390on

FTP Servers

 

under

the

topic,

“RACF

Sample

Materials.”

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The

code

is

 

also

availablelscftp.pokfrom.ibm.com

 

throughanonymous

ftp .

 

To

get

access:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1. Log

in

as anonymoususer

 

.

 

 

 

 

 

 

 

 

 

 

2. Change

the directorycd ) /pub/racf/mvs(

 

to find the subdirectories th

 

contain

the

sample

code.

We'll

post an announcement on RACF-L,

 

MVSRACF, and SECURITY CFORUM whenever we add anything.

 

 

Restrictions

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Because

the

sample

code

and

tools

are

not

officially supported,

Ÿ There are no guaranteed enhancements.

ŸNo APARs can be accepted.

The

name

and availabilityftp ofserverthe may change in the future. We'

post

an

announcement on RACF-L, MVSRACF, and SECURITY CFORUM

if

this

happens.

However, even with these restrictions, it should be useful for access to this code.

To Request Copies of

IBM

Publications

 

 

Direct

your

request for copies

of any

IBM publication to your IBM

to

the

IBM

branch office serving

your

locality.

There is also a toll-free customer support number (1-800-879-2755) available Monday through Friday from 6:30 a.m. through 5:00 p.m. Mountain Time. You use this number to:

Ÿ Order or inquire about IBM publications

Ÿ Resolve any software manufacturing or delivery concerns

ŸActivate the Program Reorder Form to provide faster and more conve ordering of software updates

See the advertisement at the back of the book forOS/390information about Security Server (RACF) Information Package.

About This Book xv

Image 17
Contents IBM Page IBM IBM Fourth Edition, SeptemberContents Considerations RacfGet IndexRacf PspiPage USA IBMUSA Page Trademarks Page About This Book How to Use ThisWho Should Use This Book BookOS/390 Security Server Racf Information , PackageSK2T-2180 Where to Find More InformationServer Racf Information , Package see OS/390 CollectionIBM Systems Center Publications Security Other Sources of InformationRacf home RACF-L discussion list Sample codeFTP Servers PublicationsFtp Page OS/390 Version PresentedRACF Planning inInstallationPage Migration Migration Planning ConsiderationsAdministration Considerations Installation ConsiderationsCustomization Considerations PSPApplication Development Considerations Auditing ConsiderationsGeneral User Considerations Data Areas OS/390 Security ServerPage New and Enhanced Support Release OverviewUID Enhancements to Support for OpenEdition ServicesPassword History Enhancements Run-Time Library ServicesGID Gggg needsALL ProgramOW24966 Enhancements to New FmidAccess Enable/Disable ChangesGuide OW26237 EnhancementsNew Callable Services Callable ServicesRelease SYS1.SAMPLIBUID Class Descriptor Table CDTGID Command Language Reference CommandsParmlib NoclauthPermit Data Areas ICHRFX04 ExitsICHRFX03 Messages MacrosNew Messages Changed MessagesPanels Deleted MessagesICHP242A ICHP241CICHH241C MemberChanges to the Racf Publications Library Publications LibraryOS/390 Security Server Data Areas This No longer Licensed Publication Its New FormMigration Strategy Planning ConsiderationsRacf Migration and Planning for Racf 1.9.2GC23-3045 Hardware RequirementsOpenEdition MVS CompatibilityProgram Control by System ID RELEASE=2.4 Keyword onPage Racf Storage Considerations Installation ConsiderationsVirtual Storage Racf Estimated Storage UsageHow ICB System Programmers GuidePage Customer Additions to the Router Table and the CDT Customization ConsiderationsRACF/DB2 External Security Module Customization RACF/DB2For OS/390 Version Installation Administration Guide Volume , SC26Exit Processing OS/390 Security Server Racf System Programmers. GuideTmeadmin Class Administration ConsiderationsPassword History Changes Server Racf Security Administrators. GuideRacroute REQUEST=LIST Enhancements of Global Access CheckingSMF Records Auditing ConsiderationsAuditors Guide SysidPage Programming Interfaces Application Development ConsiderationsFastauth Changes Racroute IcheintyPage Security Server Racf General Users. Guide General User ConsiderationsPage Glossary UpdateMVS AuditFacility DirectionData DirectoryGID EntityFile HFSRequest PasswordNode UnitProcess PositPads UtilityVerifyx ClassificationFile System RootTask SyscallTarget Node Name VerificationProfile SetsCics TSO/E How to Get Your Racf CDPage See IndexPlpa See alsoexits IRR@XACS 19 Ispf panelsLsqa See alsoRRSF router table SMF80DTARaclist SmfidPage Readers Comments Wed Like to Hear from You Readers Comments Wed Like to Hear from You IBMPage IBM
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Manual 673 pages 53.75 Kb

OS/390 specifications

IBM OS/390, a versatile operating system, was a cornerstone in enterprise environments and played a pivotal role in mainframe computing. Released in the mid-1990s, OS/390 combined the strengths of IBM's MVS (Multiple Virtual Storage) with new features and enhancements, targeting scalability, reliability, and performance in demanding business applications.

One of the key features of OS/390 was its robust support for multiple users and processes. The system allowed thousands of concurrent users to access applications and data, ensuring high availability and minimizing downtime—a critical requirement for many large organizations. This scalability was supported through various enhancements in memory management and processor scheduling, enabling optimal resource allocation across diverse workloads.

OS/390 was known for its superior workload management capabilities. The Workload Manager (WLM) component allowed administrators to define service policies, specifying how system resources would be allocated according to the priority of tasks. This ensured that critical business processes received the necessary resources while less critical tasks were managed more flexibly.

Another significant characteristic of OS/390 was its commitment to security. The operating system provided comprehensive security features, including user authentication, data encryption, and auditing capabilities. This focus on security was vital for organizations handling sensitive data, ensuring compliance with regulations and safeguarding against unauthorized access.

OS/390 also supported advanced technologies that facilitated integration and development. The system included features like the IBM CICS (Customer Information Control System) for transaction processing and IMS (Information Management System) for database management. These technologies allowed organizations to build robust, high-performance applications tailored to specific business needs.

The ease of network integration was another strength of OS/390. With the advent of the Internet and global connectivity, OS/390 systems could easily interface with various network protocols, enabling businesses to operate in a connected world. This inclusion paved the way for many organizations to expand their capabilities and offer new services, driving digital transformation.

In conclusion, IBM OS/390 represented a significant advancement in mainframe technology, combining scalability, security, and robust workload management. Its rich feature set and support for critical enterprise applications solidified its role as a vital component of many organizations' IT infrastructures, ensuring they could meet their operational challenges head-on while supporting future growth. As technology continues to evolve, the legacy of OS/390 remains influential in the realm of computing.