IBM AS/400 manual

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 server description Configuring AS/400 for communicationsCreating a network interface description Creating a line descriptionVersion Optimizing communications performance Adjusting WAN protocols for optimum AS/400 performanceAdjusting the WAN line speed for optimum AS/400 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 LAN line speed considerations for IOPs Improving data path performanceAddcmne SBSDlibname/sbsname DEVdevname* MODEmodename Example Communications subsystem configuration Set up the communication entriesMixing 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 Subsystems QusrwrkVersion Distributed data management DDM Communications applicationsUser written Appc applications Version Communications applications Version Communicating with host systems Matching AS/400 parameters for a host systemSSAP/DSAP/remote-adapter-address Name Rmtnetid Vtamlst Netid Maxframe Group MaxdataRmtcpname Vtamlst Sscpname Ssap SapaddrLocadr Locaddr Mode Modeent LogmodeLcllocname Dfhtct Netname Locpwd Dfhtct BindpwdModd Modeent Logmode Examples Connecting AS/400 to a host systemAS/400 Host Definition AS/400 Prompt 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 Adptadr Communicating with a remote AS/400 systemAS/400 Remote AS/400 AS/400 Prompt AdrinsertAS/400 Remote AS/400 AS/400 Prompt Parameter Cnnpwd X25DCECnnnbr Netadr Dsap SsapRmtcpname Lclcpname InlcnnLinkpcl 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 controllersRmtcpname AS/400 5494 Prompt AS/400 Parameter Field Subfield ValueLAN 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 Ellc DftpktsizeLinkpcl Qllc NetlvlAS/400 5494 Prompt Field Subfield ValueCommunicating with remote workstation controllers Matching AS/400 parameters for a 3174 controller 3174 AS/400 Configuration PromptMatching AS/400 parameters for 3x74 controller Questions3174 AS/400 Configuration Prompt Parameter Questions NRZ or Nrzi Encoding Switched Short-Hold ModeMatching AS/400 parameters for a 3274 controller Control Unit AddressPrompt Parameter Number Example Connecting an AS/400 to a 3174 control unit3274 AS/400 Matching AS/400 parameters for finance controllers Matching AS/400 parameters for 470x finance controllersAS/400 AS/400 Prompt Parameter Macro Macro Parameter Matching AS/400 parameters for Fbss finance controllersAS/400 AS/400 Prompt Line mode Switched lineService access point for PC PC addressMatches the Fbss Identification number Service access point for Host/37xx/4700Identification block and 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 CNN*MP SNBU*NO Matching AS/400 parameters for 4680/4690 Line parameterAS/400 Parameter Linecon Bit Bit Value SNBU*YES MODEMRATE*FULLAS/400 Prompt AS/400 Parameter Line Parameter Exchid parameter specified on the AS/400 Crtctlrtl commandMatching AS/400 parameters for 4680/4690 Link parameter CNNLocal node Hex Wire constant RTS?Matching AS/400 parameters for 4684 retail controllers 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 fullUsing error messages to aid in error recovery Solving communication problems using status informationConsiderations for system tuning during 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 supportInternetwork packet exchange support High-performance routingHPR architecture option sets What is Systems Network Architecture What is TCP/IPATM on AS/400 Common networking standardsLocal area network standards Distributed data interface networkWireless network Token-ring networksBinary synchronous communications Wide area network standardsAsynchronous communications Frame relay networksIsdn data link control network Integrated services digital networkSynchronous data link control network Network Version