IBM manual AS/400 Remote AS/400 AS/400 Prompt Parameter

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AS/400

Remote AS/400

 

AS/400 Prompt

Parameter

Parameter

Notes

 

 

 

 

Connection initiation

CNNINIT

CNNINIT

If X.25 DCE support is specified (X25DCE(*YES)) for

 

 

 

either system, CNNINIT(*LOCAL) should also be

 

 

 

specified on that system’s line description. The other

 

 

 

system (with X25DCE(*NO) specified) should specify

 

 

 

CNNINIT(*REMOTE) or CNNINIT(*WAIT).

 

 

 

For switched connections, both systems can also

 

 

 

specify X25DCE(*NEG) to negotiate the Distributed

 

 

 

Computing Environment (DCE) and data terminal

 

 

 

equipment (DTE) roles and CNNINIT(*CALLER) to allow

 

 

 

either system to initiate the connection by making the

 

 

 

call.

 

 

 

See the X25DCE parameter for additional

 

 

 

considerations.

 

 

 

 

Duplex

DUPLEX

DUPLEX

Depending on the type of communications used, the

 

 

 

values specified for the DUPLEX parameters may need

 

 

 

to be coordinated.

 

 

 

 

Ethernet standard

ETHSTD

ETHSTD

Values specified for each system must be coordinated.

 

 

 

Both systems must specify the same standard (*ETHV2

 

 

 

or *IEEE8023) or at least one system must specify

 

 

 

*ALL.

 

 

 

 

Exchange identifier

EXCHID

EXCHID

Remote AS/400 controller description EXCHID must

 

 

 

match the local AS/400 line description EXCHID. The

 

 

 

first three digits of the exchange identifier, known as the

 

 

 

block number, is 056 for the AS/400 line. You can use

 

 

 

the Work with Line Descriptions (WRKLIND) command

 

 

 

to determine this value.

 

 

 

 

Logical channel

LGLCHLE

LGLCHLE

If X.25 DCE support is specified (X25DCE(*YES) or

entries

 

 

X25DCE(*NEG)), logical channel types and channel

 

 

 

numbers must be coordinated. See also the

 

 

 

considerations for the X25DCE parameter.

 

 

 

 

Line speed

LINESPEED

LINESPEED

For asynchronous lines, the line speeds specified for

 

 

 

each system must match.

 

 

 

 

Modulus

MODULUS

MODULUS

If X.25 DCE support is specified (X25DCE(*YES) or

 

 

 

X25DCE(*NEG)), modulus values specified for each

 

 

 

system must match.

 

 

 

The values specified for this parameter should match for

 

 

 

all communications types.

 

 

 

 

Local network address

NETADR

CNNNBR

For switched virtual circuits (SVCs), the NETADR

 

 

 

parameter on the local system line description must

 

 

 

match the CNNNBR parameter on the controller

 

 

 

description for the remote system.

 

 

 

 

NRZI data encoding

NRZI

NRZI

Values specified for each system must match (*YES or

 

 

 

*NO).

 

 

 

 

Data link role

ROLE

ROLE

The value specified for the local system line description

 

 

 

ROLE parameter should match the controller description

 

 

 

ROLE parameter specified at the remote system.

 

 

 

 

Number of stop bits

STOPBITS

STOPBITS

Values specified for each system must match.

 

 

 

 

Switched connection

SWTCNN

SWTCNN

Values specified for each system must be compatible.

type

 

 

(*DIAL or *ANS must not be specified for both systems.)

 

 

 

 

34Version 5

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Contents ERserver Page ERserver Page Contents Troubleshooting communications problems Part 1. Getting started with AS/400 communications Version Print this topic Version Configuring AS/400 for communications Creating a network interface descriptionCreating a network server description Creating a line descriptionVersion Adjusting WAN protocols for optimum AS/400 performance Adjusting the WAN line speed for optimum AS/400 performanceOptimizing communications performance Improving wide area network performanceWAN line speed considerations for IOPs Adjusting LAN lines for optimum communications performance Adjusting LANs for optimum communications performanceImproving local area network performance LAN line speed considerations for IOPs Improving data path performanceAddcmne SBSDlibname/sbsname DEVdevname* MODEmodename Example Communications subsystem configuration Set up the communication entriesCommunications performance considerations for batch jobs Example Interactive subsystem configurationMixing interactive and batch jobs on a WAN line Performance considerations for AnyNet communications Setting up the AnyNet environmentAnyNet communications for the AS/400 system Subsystems QusrwrkVersion User written Appc applications Communications applicationsDistributed data management DDM Version Communications applications Version Communicating with host systems Matching AS/400 parameters for a host systemSSAP/DSAP/remote-adapter-address Name Maxframe Group Maxdata Rmtcpname Vtamlst SscpnameRmtnetid Vtamlst Netid Ssap SapaddrMode Modeent Logmode Lcllocname Dfhtct NetnameLocadr Locaddr Locpwd Dfhtct BindpwdExamples Connecting AS/400 to a host system AS/400 Host Definition AS/400 PromptModd Modeent Logmode Cosd Modeent COSCommunicating with host systems Version Communicating with host systems Version Configuring the host controller description Configuring dependent LU requester DlurConfiguring the device descriptions Version Communicating with a remote AS/400 system AS/400 Remote AS/400 AS/400 PromptAdptadr AdrinsertAS/400 Remote AS/400 AS/400 Prompt Parameter X25DCE Cnnnbr NetadrCnnpwd Dsap SsapInlcnn LinkpclRmtcpname Lclcpname Rmtnetid LclnetidConnecting one AS/400 to another AS/400 system Version Communicating with a remote AS/400 system Version Communicating with remote workstation controllers Matching AS/400 parameters for 5494 controllersAS/400 5494 Prompt AS/400 Parameter Field Subfield Value LANRmtcpname RmtnetidAS/400 5494 Prompt AS/400 Parameter Field Subfield Linktype LANMatching AS/400 parameters for a 5494 connected by Ethernet AS/400 5494 Prompt Parameter Field Subfield Value Version LAN Adptadr Matching AS/400 parameters for a 5494 connected by Sdlc AS/400 Prompt Parameter Field Subfield AS/400 ValueField Subfield AS/400 Value Communicating with remote workstation controllers Matching AS/400 parameters for a 5494 connected by Example Connecting AS/400 to a 5494 controller connected by LinktypeIBM 5494 Remote Control Unit Planning Guide, GA27-3936 Dftpktsize Linkpcl QllcEllc NetlvlAS/400 5494 Prompt Field Subfield ValueCommunicating with remote workstation controllers 3174 AS/400 Configuration Prompt Matching AS/400 parameters for 3x74 controllerMatching AS/400 parameters for a 3174 controller Questions3174 AS/400 Configuration Prompt Parameter Questions Switched Short-Hold Mode Matching AS/400 parameters for a 3274 controllerNRZ or Nrzi Encoding Control Unit Address3274 AS/400 Example Connecting an AS/400 to a 3174 control unitPrompt Parameter Number Matching AS/400 parameters for finance controllers Matching AS/400 parameters for 470x finance controllersAS/400 AS/400 Prompt Parameter Macro AS/400 AS/400 Prompt Matching AS/400 parameters for Fbss finance controllersMacro Parameter Switched line Service access point for PCLine mode PC addressService access point for Host/37xx/4700 Identification block and Identification numberMatches the Fbss Identification number Data Link ControlExample Connecting AS/400 to a finance network Matching AS/400 parameters for retail controllersMatching AS/400 parameters for 3651 retail controllers AS/400 Definition AS/400 Prompt Parameter StatementAS/400 Definition AS/400 Prompt AS/400 Parameter Sdlclin Bit Bit ValueMatching AS/400 parameters for 3684 retail controllers 3684 AS/400 Definition Prompt3684 AS/400 Definition Prompt Parameter Matching AS/400 parameters for 4680/4690 Line parameter AS/400 Parameter Linecon Bit Bit ValueCNN*MP SNBU*NO SNBU*YES MODEMRATE*FULLExchid parameter specified on the AS/400 Crtctlrtl command Matching AS/400 parameters for 4680/4690 Link parameterAS/400 Prompt AS/400 Parameter Line Parameter CNNWire constant RTS? Matching AS/400 parameters for 4684 retail controllersLocal node Hex Remote node HexExamples Connecting AS/400 to a 4690 retail controller Version Communicating with remote workstation controllers Version Troubleshooting communications problems Displaying message queues to solve communication problemsJob logs and communication problems QsysarbSolving communication problems using communications trace QpasvrpSystem service tools and communication problems Trace option settingSolving communication problems using the system problem log Trace fullSolving communication problems using status information Considerations for system tuning during error recoveryUsing error messages to aid in error recovery Solving communication problems using reason codesReason Codes for Rejected Program Start Requests Reason Code Reason DescriptionReason Code Reason Description Networking concepts Advanced Peer-to-Peer NetworkingAdvanced program-to-program communications Dependent LU requester supportHPR architecture option sets High-performance routingInternetwork packet exchange support What is Systems Network Architecture What is TCP/IPCommon networking standards Local area network standardsATM on AS/400 Distributed data interface networkWireless network Token-ring networksWide area network standards Asynchronous communicationsBinary synchronous communications Frame relay networksSynchronous data link control network Integrated services digital networkIsdn data link control network Network Version
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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.