AS/400 Parameter

 

SDLCLIN Bit

Bit Value

and Value

Notes

 

 

 

 

2 and 3

00

SWITCHED(*YES)

Bit 2: Specify 1 if using nonswitched

 

 

CNN(*SWTPP)

communications, or 0 if using switched

 

 

 

communications. If switched, the SENDID parameter

 

01

Not valid

 

must also be specified.

 

 

 

 

10

SWITCHED(*NO) and

 

Bit 3: Specify 1 if using a multipoint communications

 

 

CNN(*NONSWTPP)

 

 

 

protocol, or 0 if not. 01 is not a valid combination for

 

11

SWITCHED(*NO) and

 

these bits.

 

 

CNN(*MP)

 

 

 

 

 

 

 

4

0

None (See Notes)

Direct attachment. This bit must be set to 0 for

 

 

 

communications with the AS/400 system. There is no

 

1

None

 

equivalent parameter for the AS/400 system.

 

 

 

 

 

 

 

5

0

MODEMRATE(*FULL)

Modem data rate.

 

 

 

 

 

1

MODEMRATE(*HALF)

 

 

 

 

 

6

0

DUPLEX(*HALF)

Data carrier setting.

 

 

 

 

 

1

DUPLEX(*FULL)

 

 

 

 

 

7

0

None

Answer tone generation. There is no equivalent

 

 

 

parameter for the AS/400 system. Specify 0 to

 

 

 

indicate that the modem generates the answer tone,

 

1

None

 

or 1 to indicate that the controller generates the

 

 

 

 

 

 

answer tone.

 

 

 

 

For information about SDLC, see “Synchronous data link control network” on page 94.

Matching AS/400 parameters for 3684 retail controllers

You must coordinate parameters with the AS/400 system and the 3684 retail controller. The following table lists those parameters.

AS/400 parameters are listed in alphabetical order; the commands on which the parameters are specified are included in the rightmost column of the table.

To configure the AS/400 to a 3684 controller, use the following table.

 

 

3684

 

AS/400

AS/400

Definition

 

Prompt

Parameter

Statement

3684 Parameter

 

 

 

 

Connection

CNN

QFSFGLNK

LINECON

type

 

 

Value specified for the AS/400 CNN parameter on the

 

 

 

 

 

 

CRTLINSDLC command must match the values specified for bits

 

 

 

2 and 3 of the 3684 LINECON parameter.

 

 

 

 

Duplex

DUPLEX

QFSFGLNK

LINECON

 

 

 

Value specified for the AS/400 DUPLEX parameter on the

 

 

 

CRTLINSDLC command must match the value specified for bit 6

 

 

 

of the 3684 LINECON parameter.

 

 

 

 

70Version 5

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IBM manual Matching AS/400 parameters for 3684 retail controllers, 3684 AS/400 Definition Prompt

AS/400 specifications

The IBM AS/400, now known as the IBM iSeries, is a midrange computer system that has been a cornerstone of enterprise computing since its introduction in 1988. Designed to provide a robust platform for business applications, the AS/400 is celebrated for its reliability, scalability, and integrated database capabilities.

One of the key features of the AS/400 is its Integrated Operating Environment, which blends hardware and software resources seamlessly. This integration allows businesses to execute diverse workloads, ranging from traditional applications to modern web-based services, all on a single platform. The operating system, OS/400 (now IBM i), offers a rich set of APIs and tools for developers, simplifying application development and management.

Another standout characteristic of the AS/400 is its built-in database, DB2 for i. This powerful relational database management system allows for efficient data handling and provides advanced features such as support for SQL, XML, and JSON, making it easier for businesses to manage their data and integrate it with other systems. The database's tight integration with the operating system enables high performance and security.

In terms of scalability, the AS/400 can accommodate small businesses as well as large enterprises, with the ability to support hundreds of users simultaneously. Its architecture allows for easy upgrades in hardware, meaning that organizations can scale their systems without replacing the entire infrastructure.

Security is another critical attribute of the AS/400. With a sophisticated security model, it offers built-in user authentication, access control, encryption, and auditing capabilities to protect data and applications from unauthorized access.

The AS/400 also supports multiple programming languages, including RPG, COBOL, Java, and PHP, giving organizations the flexibility to choose the development tools that best fit their needs. This diversity helps maintain legacy applications while also developing new ones that leverage modern technologies.

Moreover, the platform supports both traditional green-screen interfaces and modern graphical user interfaces, allowing organizations to transition smoothly into contemporary user experience paradigms.

Overall, the IBM AS/400 stands out as a resilient, flexible, and secure computing platform that enables organizations to effectively manage their business operations, streamline processes, and adapt to changing market demands. Its unique combination of integrated features and capabilities ensures that it remains relevant in today's fast-paced technology landscape.