The default value for each bit is underlined in the Bit Value column.

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

 

 

AS/400 Parameter and

 

LINECON Bit

Bit Value

Value

Notes

 

 

 

 

0

0

None

Enabled at initial microprogram load (IML). There is no

 

 

 

equivalent parameter for the AS/400 system. Specify 0

 

1

None

to indicate that the controller is enabled at IML, or 1 to

 

 

 

indicate that the controller is not enabled at IML.

 

 

 

 

1

0

NRZI(*NO)

Specifies NRZI data encoding with leading pads (1) or

 

 

 

non-NRZI without leading pads (0).

 

1

NRZI(*YES)

 

 

 

 

 

 

2 and 3

00

SWITCHED (*YES) and

Bit 2: Specify 1 is using nonswitched communications,

 

 

CNN(*SWTPP)

or 0 if using switched communications. If switched, the

 

 

 

SENDID parameter must also be specified.

 

01

Not valid

 

 

 

 

 

Bit 3: Specify 1 if using a multipoint communications

 

10

SWITCHED(*NO) and

 

 

CNN(*NONSWTPP)

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

 

 

 

these bits.

 

11

SWITCHED(*NO) and

 

 

 

 

CNN(*MP)

 

 

 

 

 

4

0

SNBU(*NO)

Switched network backup.

 

 

 

 

 

1

SNBU(*YES)

 

 

 

 

 

5

0

MODEMRATE(*FULL)

Data rate select speed.

 

 

 

 

 

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

 

1

None

that the controller generates the answer tone, or 1 to

 

 

 

indicate that the answer tone is omitted.

 

 

 

 

Matching AS/400 parameters for 4680/4690 LINE parameter

You must coordinate parameters between the AS/400 and the 4680 or 4690 retail controller. The following table lists those parameters. The 4680 controller requires configuration of the SDLC/SNA LINE parameter.

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.

For more information about configuring the 4680, see the IBM 4680 Store System: Programming Guide.

To configure the AS/400 to a 4680/4690 controller:

vSee “Examples: Connecting AS/400 to a 4690 retail controller” on page 75 for an example of an AS/400 connecting to a 4690 retail controller.

vUse the following table to connect an AS/400 to a 4690 retail controller.

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IBM Matching AS/400 parameters for 4680/4690 Line parameter, AS/400 Parameter Linecon Bit Bit Value, Cnn*Mp Snbu*No

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.