IBM AS/400 manual X25DCE, Cnnnbr Netadr, Cnnpwd, Dsap Ssap

Models: AS/400

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AS/400

Remote AS/400

 

AS/400 Prompt

Parameter

Parameter

Notes

 

 

 

 

X.25 DCE support

X25DCE

X25DCE

If X.25 DCE support is used (X25DCE(*YES)), only one

 

 

 

of the AS/400 line descriptions should specify *YES.

 

 

 

The system specifying X25DCE(*YES) should also

 

 

 

specify CNNINIT(*LOCAL); the other AS/400 system

 

 

 

should specify X25DCE(*NO) and CNNINIT(*REMOTE)

 

 

 

or CNNINIT(*WAIT).

 

 

 

For switched connections, both systems can also

 

 

 

specify X25DCE(*NEG) to negotiate the DCE and DTE

 

 

 

roles, and CNNINIT(*CALLER) to allow either system to

 

 

 

initiate the connection by making the call.

 

 

 

 

For more information on AS/400 parameters, see the Communications Configuration book.

For steps on how to create a line description, see “Creating a line description” on page 5.

Matching AS/400 controller description parameters for a remote AS/400 system

You must coordinate communications configuration parameters between local and remote AS/400 systems. The parameters are described in the following table. This table shows those prompts and parameters that must be coordinated when you specify controller descriptions for the local and remote AS/400 systems.

To configure a local AS/400 to a remote AS/400:

vSee “Connecting one AS/400 to another AS/400 system” on page 37 for an example of connecting one AS/400 to another AS/400 system.

vUse the following table for the controller descriptions.

 

AS/400

Remote AS/400

 

 

AS/400 Prompt

Parameter

Parameter

 

Notes

 

 

 

 

local area network

ADPTADR

ADPTADR

The adapter address specified on the local system

(LAN) remote adapter

 

 

controller description must match the line description

address

 

 

ADPTADR parameter specified by the remote system.

 

 

 

If the AS/400 system uses an Ethernet line through an

 

 

 

8209 LAN Bridge, see Appendix C: Local Area Network

 

 

 

Addressing Considerationsin the Communications

 

 

 

Configuration

book.

 

 

 

 

Connection number

CNNNBR

NETADR

For X.25 switched virtual circuits (SVCs), the CNNNBR

 

 

 

parameter on the local system controller description

 

 

 

must match the NETADR parameter on the line

 

 

 

description for the remote system.

 

 

 

 

Connection password

CNNPWD

CNNPWD

For switched virtual circuits (SVCs), passwords

 

 

 

specified for each system must match.

 

 

 

 

Destination service

DSAP

SSAP

DSAP specified for the local AS/400 system must match

access point

 

 

the SSAP specified in the remote AS/400 controller

 

 

 

description.

 

 

 

 

 

 

Chapter 6. Communicating with a remote AS/400 system 35

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IBM AS/400 manual X25DCE, Cnnnbr Netadr, Cnnpwd, Dsap Ssap

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.