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IBM OS/390 manual NJE Operator Commands, Network Management

Models: OS/390

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10.4.3.3

Control Commands

 

Table 26.

Control Commands

 

 

 

 

 

 

POWER

 

PWR

Function

JES2

Command

Short

 

Command

Code

 

Form

 

Verb

 

 

 

 

PACCOUNT

J

Save account file records.

(SMF)

 

 

 

 

 

PBRDCST

 

B

Transmit a message.

$DM, $M

 

 

 

 

PINQUIRE

I

Display the status of a BSC line, SNA logical unit,

$D U,...

 

 

 

or a node.

$D Node

 

 

 

 

 

PLOAD

 

 

Load a network definition table.

$T Node

 

 

 

 

 

PRESET

 

 

Reset active jobs in a shared spooling

$E

 

 

 

environment.

 

 

 

 

 

 

PSETUP

 

U

Print a page layout.

(see

 

 

 

 

Note)

 

 

 

 

 

PXMIT

 

X

Route commands to another node.

$G $N

 

 

 

 

 

Note: There is no equivalent function in JES2. See 10.1.1.4, ªPrinter Forms Alignment via PSETUPº on page 208.

10.4.3.4 NJE Operator Commands

This section is a summary of NJE operator commands.

Network Management

The following tables provide a general reference of the operator commands available on the various systems. Because of fundamental differences between the systems, commands in the same row may not be identical. Refer to the specific product operations guides listed above for details.

Table 27 (Page 1 of 2). Network Management Commands

Function

POWER

JES2

 

 

 

Start Lines

N/A

$SLNEnnn

 

 

 

Start Networking (BSC)

S PNET,node,,line

$ SN,N=node

 

 

 

Enable VTAM ACB

N/A

$SLGNn

 

 

 

Start Networking (SNA)

S PNET,node

$ SN,N=node

 

 

 

Start Transmitters

PACT PNET,node,TRn

$SLn.JTm,Ln.STm

 

 

 

Start Receivers

PACT PNET,node,RVn

$SLn.JRm,Ln.SRm

 

 

 

Drain Transmitters

N PNET,node,TRn

$PLn.JTm,Ln.STm

 

 

 

Drain Receivers

N PNET,node,RVn

$PLn.JRm,Ln.SRm

 

 

 

Drain Lines

N/A

$PLNEnnn

 

 

 

Stop Lines Immediately

N/A

$ELNEnnn

 

 

 

Cancel Line Activity

F PNET,node

$CLNEnn

 

 

 

Reset Lines

N/A

$ELNEn,LNEm,...

 

 

 

Stop Networking

PPNET,node,EOJ

$PLNEn,LNEm,...

 

 

 

Stop Networking

PPNET,node

$ELNEn,LNEm,...

Immediately

 

 

 

 

 

Chapter 10. POWER and JES2 233

Page 256 Page 258
Page 257
Image 257
IBM OS/390 manual NJE Operator Commands, Network Management
Page 256 Page 258

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.