IBM AS/400 manual Name

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Matching AS/400 controller description parameters for a host system

You must match host system communications configuration parameters with AS/400 values. A description of the AS/400 values are in the following table. For information about configuring host systems, see the manuals VTAM Installation and Resource Definition, SC23-0111, and Network Control Program Resource Definition Reference, SC30-3254.

You can specify some host system parameters on multiple definition statements, such as the GROUP, LINE, PU, and LU. The following table lists only the lowest level definition statement that is used by the host system.

To configure an AS/400 to a host system:

vSee “Examples: Connecting AS/400 to a host system” on page 26 for an example of connecting an AS/400 to a host system.

vUse the following table for the controller description parameter.

 

AS/400

Host Definition

 

AS/400 Prompt

Parameter

Statement

Host Parameter

 

 

 

 

Adjacent link station

ADJLNKSTN

PU

name

 

 

 

AS/400 adjacent link station name must match the

 

 

 

name assigned to the PU macro instruction in the host

 

 

 

system switched major node definition. This match is

 

 

 

required if AS/400 host controller description specifies

 

 

 

RMTCPNAME(*ANY), SWITCHED(*YES) or

 

 

 

SNBU(*YES), and LINKTYPE is *SDLC or *IDLC.

 

 

 

This parameter should be specified only if the host

 

 

 

system is running VTAM Version 4 Release 1 or later

 

 

 

and NCP Version 6 Release 2 or later.

 

 

 

 

LAN remote adapter

ADPTADR

LINE

LOCADD

address

 

 

Values specified for each system must match. If

 

 

 

 

 

 

LOCADD is specified, ECLTYPE=PHYSICAL must also

 

 

 

be specified on the GROUP definition statement.

 

 

 

 

 

 

PORT

MACADDR

 

 

 

For 9370/LAN only, the AS/400 controller description

 

 

 

ADPTADR must match the host MACADDR parameter.

 

 

 

MACADDR can be coded as an 8- or 12-digit

 

 

 

hexadecimal number; the 8-digit variation assumes 4000

 

 

 

in the first four positions (4000xxxxxxxx).

 

 

 

 

Destination service

DSAP

PORT

SAPADDR

access point

 

 

For 9370/LAN only, the AS/400 controller description

 

 

 

 

 

 

DSAP must match the host SAPADDR parameter.

 

 

 

The SAPADDR parameter is a decimal value (4-252);

 

 

 

the AS/400 value is specified as a 2-digit hexadecimal

 

 

 

number.

 

 

 

 

Local exchange

LCLEXCHID

PU

IDBLK, IDNUM

identifier

 

 

For parallel connections only. Required if the AS/400

 

 

 

 

 

 

system specifies RMTCPNAME(*ANY),

 

 

 

SWITCHED(*YES), and LINKTYPE is *SDLC or *IDLC.

 

 

 

The LCLEXCHID specified must match the values

 

 

 

specified in the switched major node definition PU

 

 

 

macro instruction.

 

 

 

 

Chapter 5. Communicating with host systems 23

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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 Creating a network interface description Configuring AS/400 for communicationsCreating a network server description Creating a line descriptionVersion Adjusting the WAN line speed for optimum AS/400 performance Adjusting WAN protocols for optimum AS/400 performanceOptimizing communications performance Improving wide area network performanceWAN line speed considerations for IOPs Improving local area network performance Adjusting LANs for optimum communications performanceAdjusting LAN lines for optimum communications performance Improving data path performance LAN line speed considerations for IOPsAddcmne SBSDlibname/sbsname DEVdevname* MODEmodename Set up the communication entries Example Communications subsystem configurationMixing interactive and batch jobs on a WAN line Example Interactive subsystem configurationCommunications performance considerations for batch jobs AnyNet communications for the AS/400 system Setting up the AnyNet environmentPerformance considerations for AnyNet communications Qusrwrk SubsystemsVersion Distributed data management DDM Communications applicationsUser written Appc applications Version Communications applications Version Matching AS/400 parameters for a host system Communicating with host systemsSSAP/DSAP/remote-adapter-address Name Rmtcpname Vtamlst Sscpname Maxframe Group MaxdataRmtnetid Vtamlst Netid Ssap SapaddrLcllocname Dfhtct Netname Mode Modeent LogmodeLocadr Locaddr Locpwd Dfhtct BindpwdAS/400 Host Definition AS/400 Prompt Examples Connecting AS/400 to a host systemModd Modeent Logmode Cosd Modeent COSCommunicating with host systems Version Communicating with host systems Version Configuring the device descriptions Configuring dependent LU requester DlurConfiguring the host controller description Version AS/400 Remote AS/400 AS/400 Prompt Communicating with a remote AS/400 systemAdptadr AdrinsertAS/400 Remote AS/400 AS/400 Prompt Parameter Cnnnbr Netadr X25DCECnnpwd Dsap SsapLinkpcl InlcnnRmtcpname Lclcpname Rmtnetid LclnetidConnecting one AS/400 to another AS/400 system Version Communicating with a remote AS/400 system Version Matching AS/400 parameters for 5494 controllers Communicating with remote workstation controllersLAN AS/400 5494 Prompt AS/400 Parameter Field Subfield ValueRmtcpname RmtnetidLinktype LAN AS/400 5494 Prompt AS/400 Parameter Field SubfieldMatching 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 Prompt Parameter Field Subfield AS/400 Value AS/400Field Subfield AS/400 Value Communicating with remote workstation controllers Matching AS/400 parameters for a 5494 connected by Linktype Example Connecting AS/400 to a 5494 controller connected byIBM 5494 Remote Control Unit Planning Guide, GA27-3936 Linkpcl Qllc DftpktsizeEllc NetlvlField Subfield Value AS/400 5494 PromptCommunicating with remote workstation controllers Matching AS/400 parameters for 3x74 controller 3174 AS/400 Configuration PromptMatching AS/400 parameters for a 3174 controller Questions3174 AS/400 Configuration Prompt Parameter Questions Matching AS/400 parameters for a 3274 controller Switched Short-Hold ModeNRZ or Nrzi Encoding Control Unit AddressPrompt Parameter Number Example Connecting an AS/400 to a 3174 control unit3274 AS/400 Matching AS/400 parameters for 470x finance controllers Matching AS/400 parameters for finance controllersAS/400 AS/400 Prompt Parameter Macro Macro Parameter Matching AS/400 parameters for Fbss finance controllersAS/400 AS/400 Prompt Service access point for PC Switched lineLine mode PC addressIdentification block and Identification number Service access point for Host/37xx/4700Matches the Fbss Identification number Data Link ControlMatching AS/400 parameters for retail controllers Example Connecting AS/400 to a finance networkAS/400 Definition AS/400 Prompt Parameter Statement Matching AS/400 parameters for 3651 retail controllersAS/400 Parameter Sdlclin Bit Bit Value AS/400 Definition AS/400 Prompt3684 AS/400 Definition Prompt Matching AS/400 parameters for 3684 retail controllers3684 AS/400 Definition Prompt Parameter AS/400 Parameter Linecon Bit Bit Value Matching AS/400 parameters for 4680/4690 Line parameterCNN*MP SNBU*NO SNBU*YES MODEMRATE*FULLMatching AS/400 parameters for 4680/4690 Link parameter Exchid parameter specified on the AS/400 Crtctlrtl commandAS/400 Prompt AS/400 Parameter Line Parameter CNNMatching AS/400 parameters for 4684 retail controllers Wire constant RTS?Local node Hex Remote node HexExamples Connecting AS/400 to a 4690 retail controller Version Communicating with remote workstation controllers Version Displaying message queues to solve communication problems Troubleshooting communications problemsQsysarb Job logs and communication problemsQpasvrp Solving communication problems using communications traceTrace option setting System service tools and communication problemsTrace full Solving communication problems using the system problem logConsiderations for system tuning during error recovery Solving communication problems using status informationUsing error messages to aid in error recovery Solving communication problems using reason codesReason Code Reason Description Reason Codes for Rejected Program Start RequestsReason Code Reason Description Advanced Peer-to-Peer Networking Networking conceptsDependent LU requester support Advanced program-to-program communicationsInternetwork packet exchange support High-performance routingHPR architecture option sets What is TCP/IP What is Systems Network ArchitectureLocal area network standards Common networking standardsATM on AS/400 Distributed data interface networkToken-ring networks Wireless networkAsynchronous communications Wide area network standardsBinary synchronous communications Frame relay networksIsdn data link control network Integrated services digital networkSynchronous 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.