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IBM OS/390 manual Define SNA Remote Workstations, 2 of 2. Prmt Macro to JES2 Parameter Mapping

Models: OS/390

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Table 19

(Page 2 of 2). PRMT MACRO to JES2 Parameter Mapping

 

 

 

 

 

PRMT

 

Description

JES2 R M T

Comment

Parameter

 

 

Parameter

 

 

 

 

 

 

MSGSPCE

 

Suppress four space-3

N/A

 

 

 

commands after messages

 

 

 

 

 

 

 

PUN

 

Width of card punch records

N/A

(always 80)

 

 

 

 

 

PUNROUT

 

default punch routing

ROUTECDE

Same for print and punch in

 

 

 

 

JES2

 

 

 

 

 

REF

 

Short form for replication

N/A

Use ranges: RMT(m-n) ·

 

 

 

 

 

SCE

 

Space

COMPRESS

 

 

 

Compression/Expansion

 

 

 

 

(2770, 3780)

 

 

 

 

 

 

 

TRNSP

 

Punch transparency

TRANSPAR

 

 

 

 

 

 

TURNEOJ

 

Line turnaround required

(Based on

 

 

 

 

device

 

 

 

 

TYPE)

 

 

 

 

 

 

Note: · JES2 does not support the ²Short Form² of RJE definitions, but ranges may be used to

define the same characteristics on many remotes: RMT(20-27) WAITIME=1,MFORM=J

10.4.1.4 Define SNA Remote Workstations

This table shows the conversion of POWER PRMT parameters to JES2 RMT remotes.

Table

20.

PRMT MACRO to JES2 Parameter Mapping

 

 

 

 

 

 

 

PRMT

 

 

Description

JES2 R M T

Comment

Parameter

 

 

Parameter

 

 

 

 

 

 

R E M O T E =

 

remote ID number

RMT(nnn)

¢nnn¢ is the remote ID

 

 

 

 

 

number

 

 

 

 

 

LUT1 for

 

TYPE=LUTYPE1 for SNA

 

 

SNA

 

 

 

 

 

 

 

 

 

 

CMPACT

 

Compaction table name

C O M P A C T =

Compaction table number

 

 

 

 

YESNO

specified on individual

 

 

 

 

 

remote printer or punch

 

 

 

 

 

CONSOLE

 

Separate console device for

CONS

 

 

 

 

messages

 

 

 

 

 

 

 

LSTROUT

 

Default routing for LST

Route

Applies to both PRT and

 

 

 

output

 

PUN routing

 

 

 

 

 

 

LU

 

 

Logical Unit (LU) name

LUNAME

 

 

 

 

 

 

MAXLRECL

 

Maximum logical record

N/A

(not necessary)

 

 

 

length

 

 

 

 

 

 

 

PSWRD

 

Logon remote workstation

Password

(use RACF)

 

 

 

password

 

 

 

 

 

 

 

PUNROUT

 

Default routing for PUN

Route

Applies to both PRT and

 

 

 

output

 

PUN routing

 

 

 

 

 

 

REF

 

 

Short form for replication

N/A

Use ranges: RMT(m-n) ·

 

 

 

 

 

SESSLIM

 

Maximum number of

N/A

Based on number of devices

 

 

 

sessions (devices)

 

specified in JES2.

 

 

 

 

 

 

XLATE

 

 

Translate Printed output from

N/A

Specify TRANS on the

 

 

 

X¢00¢ - X¢3 F¢ to X¢40¢

 

R(nn).PR(m) statement.

 

 

 

 

 

Note:

· See note in previous table.

 

 

 

 

 

 

 

 

Chapter 10. POWER and JES2 229

Page 252 Page 254
Page 253
Image 253
IBM OS/390 manual Define SNA Remote Workstations, 2 of 2. Prmt Macro to JES2 Parameter Mapping
Page 252 Page 254

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.