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Omron CS1W-ETN21 operation manual Subnet Mask Response

Models: CS1W-ETN21

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Command/Response Reference

Section 7-3

Subnet Mask (Response)

The subnet mask set in the CPU Bus Unit System Setup for the Ethernet Unit is returned in order starting from the leftmost bytes in hexadecimal.

Response Codes

Response code	Description

0000	Normal

1001	Command too large

198

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Omron CS1W-ETN21 operation manual Subnet Mask Response

Contents

Ethernet Units Construction of Networks Revised January Page  Omron Omron Product ReferencesNotation of Unit Versions on Products Unit VersionsConfirming Unit Versions with Support Software Lowing table Unit Version NotationViii Table of Contents Ethernet Unit Memory Allocations Index 249 Revision History 257 Xii About this Manual Section ContentsRelevant Manuals Manual Model Name Contents NumberCQM1-PRO01-E WS02-CXPC1-EV6CXONE-AL@@C-E CQM1H-PRO01-EXvi Read and Understand this Manual Application Considerations Disclaimers Page Precautions Safety Precautions General PrecautionsIntended Audience Application Precautions Operating Environment PrecautionsApplication Precautions EMC Directives Conformance to EC DirectivesApplicable Directives ConceptsLow Voltage Directive Section Determining the Objectives Overall System Configuration ExampleConnecting the CX-Programmer to PLCs Online via Ethernet Ethernet Unit Function GuideSection Reference Exchanging Data between Omron PLCs using EthernetOperation Operation Use the mail receive function Receiving E-mail Data and Files at the PLCUlating control bits or the CMND490 instruction Ladder programVarious Protocols Available on Ethernet FeaturesSimplified Socket Services Compatibility and SpeedAdditional E-mail Functions Improved Fins Message CommunicationsNetwork Connection with Controller Link Automatic PLC Internal Clock AdjustmentSpecification of Servers by Host Name Use Web Function to Read Ethernet Unit Settings and StatusDevices Required for Constructing a Network System ConfigurationSystem Configuration Setup Area and Related Peripheral DevicesRouting Table Area CS-series Ethernet Unit SpecificationsGeneral Specifications SpecificationsCJ-series Ethernet Unit Dimensions Software Configuration Basic Functions Fins Communications ServicePLCs, mode changes, and file memory operations Overview of Communications FunctionsUpgraded Functions Socket ServicesManipulating Dedicated Control Bits Executing CMND490 Improved TCP Socket Interface Mail Send Function FTP Server FunctionMail Receive Function Specifying Servers by Host Name Automatic Clock Adjustment FunctionCS1W-ETN21 100Base-TX Nomenclature and FunctionsComponent Names CS-series Ethernet UnitsCJ1W-ETN21 100Base-TX CJ-series Ethernet UnitsFront IP Address IndicatorsSubnet Mask Indicator Color Status Meaning Previous models New models Comparison with Previous ModelsCS1W-ETN11 CS1W-ETN21 CJ1W-ETN11 CJ1W-ETN21 FINS/UDP Unit Version Upgrade InformationUpgrade Details Unit VersionInstallation and Initial Setup Tables Overview of Startup ProcedureSetting range Switch SettingsSetting the Unit Number Setting the Node AddressCJ-series Ethernet Units UnitMounting to a CS-series PLC Mounting to a PLCMounting to a CJ-series PLC Basic Installation Precautions Network InstallationRecommended Products PrecautionsPrecautions on Laying Twisted-pair Cable Basic PrecautionsHubs per stack Connect the hubs using special cables or special racksCascade Connections Stack ConnectionsHub Measures Using Contact Outputs Common to All UnitsMounting Location Cable LocationConnector pin Signal name Abbr Signal direction Connecting to the NetworkEthernet Connectors Connecting the CableDevices Connecting Programming Devices to the PLCCreating I/O Tables 1 I/O Table OverviewModel number Key Sheet required Recommended cable required Procedure for Creating I/O TablesConnecting Programming Devices Programming Console CX-Programmer Version 3.20 or Higher and CX-IntegratorUnit Setup Procedure Section Using the Web Browser Setting Function 3.. . Connect to the Ethernet Unit from the Web browser Section IP Address Basic Settings+98 +99 Default SettingUnit Setup Operation statusClass Subnet mask Broadcast SettingsSetting Contents Subnet MaskSet the baud rate TCP/IP Keep-alive SettingSettings Baud RateCX-Programmer tab Setting Setup Keep-alive Unit Setup for Particular ApplicationsSocket Services CX-Programmer tab SettingsPOP Automatic Clock AdjustmentMail Reception SmtpEthernet Unit Ping CommandCX-Programmer Setting item Tab Communications TestApplication Examples Converting from Previous ModelsHost Computer MethodSpecifications in ETN11 mode Checking the CPU Bus Unit System Setup Area Format Bit address Format classification Changing the CPU Bus Unit System Setup Area FormatUsing the CX-Programmers Unit Setup Not lit Lit If an Error Occurred in the Mode ChangeNode address Indicators Not litConverting from ETN21 Mode to ETN11 Mode Section CX-Programmer Unit Setup Contents Default SetupConfidential FINS/TCP FINS/TCP Connection SetupTion of Applications Following settings can be made for each connection numberDNS DNS Server SetupSmtp Smtp Server SetupPOP POP Server SetupMail Address Destination Mail Address SetupSend Mail CPU ETNReceive Mail Posting Mail Address Protection SettingReceive Command Setting Receive Attached File SettingSntp Server Setup Auto Adjust TimeFor details, refer to Automatic Clock Adjustment Function Http Server SetupHttp Section Ethernet Unit Memory Allocations CIO Area Allocations Unit Control Bits CPU Unit to Ethernet Unit Socket Force-close Switch BitMail Send Switch Bit Automatic Clock Adjustment Switch BitOpening Flag Bit Status of UDP/TCP Sockets 1 to 8 Ethernet Unit to CPU UnitBit Flag Status Manipulated Unit operation Reference Closing Flag Bit Results Storage Error Flag BitReceiving Flag Bit Sending Flag BitBit Name Status Manipulated Unit operation Reference Service Status Ethernet Unit to CPU UnitAccessing Memory Sending Mail Bit FTP Status BitTo CPU Unit Accessing Memory Receiving Mail BitSystem Setup Format Bits 8 to Error Status Ethernet UnitSntp server error Unit FINS/TCP Connection Status Bit Switch Status Manipulated Unit operation ReferenceThese bits show the status of FINS/TCP connections DM Area AllocationsSend Mail Status Send Mail Status 1, 2 Ethernet Unit to CPU UnitBits Status +1 to m+8 Number of Bytes Received 0000 to 07C0 hex Application Setting device Setting area Remarks IP Address Display/Setting AreaRead-only Bits/Words Words Bits Name Function SettingsAuxiliary Area Data Area of PLC memory that are related to the Ethernet UnitBits Name Description Settings Read/Write Bits User SettingsSection Determining IP Addresses Class Number of networks Number of hosts IP Address ConfigurationIP Addresses Allocating IP AddressesSubnet Masks Ethernet Unit IP Address SettingsClass Subnet Mask value Ethernet Unit Fins Message Reception Specifying Nodes in Fins Communications ServicesIP Addresses in Fins Communications Allocating Addresses to Ethernet UnitsExample Number Example Automatic Generation Method Dynamic/StaticIP Address Table Method and Combined Method Remote Fins node Remote IP address Connection Remote portAutomatic Generation Static Pairing Addresses in Internal TablesFINS/UDP Communications Methods Automatic Generation DynamicCombined Method ExampleProhibiting Dynamically Changing Remote IP Addresses Using the ETN11- compatible Mode Local Device Is FINS/TCP Client Pairing in the FINS/TCP MethodFINS/TCP Communications Method Internal ProcessingLocal Device Is Server Setting FINS/TCP ConnectionsLocal Device Is a Client FINS/UDP Communications Method Automatic IP Address Setting by Dhcp ServiceApplication Examples Responding to Computers with Changed IP AddressesModels Supporting Automatic Generation Method Dynamic Related Products and Communications/Setting MethodsModels Supporting IP Address Table Method Models Supporting Automatic Generation Method StaticModels that Can Use the Combined Method Private and Global Addresses Private and Global AddressesFINS/UDP and FINS/TCP 108 Conditions for Using Communications Applications Using a Private Address for the Ethernet UnitFins Communications Service Receiving Mail Automatic Clock AdjustmentTransferring Files Sending MailEthernet Unit with a Global Address PLC can receive the Ethernet Units IP address from the POP3 Considerations, on using POP before SmtpUDP/TCP port number default 53 to be used for DNS cannot be Mail via the intranet, even if it as a private addressFins Communications Overview of Fins Communications Using the FINS/UDP and FINS/TCP MethodsCommunications On an Ethernet Network Fins Communications Service Specifications for Ethernet FINS/UDP Method FINS/UDP FeaturesOverview UDP Port Numbers for Procedure for Using FINS/UDPFINS/TCP Method FINS/TCP FeaturesFINS/TCP Connection Numbers TCP Port Number forInternal table ProcedureFINS/TCP Connection Status Word n+23 CommunicationsSetup Tab Procedure for Using FINS/TCPFINS/TCP Tab Relay Network Table Creating Routing TablesRouting Table Overview Local Network TableConnecting and Using a Peripheral Device for the PLC Example 2 Three Interconnected Networks Routing Table Setting ExamplesExample 3 All Nodes CX-Programmer CX-Server Using Fins ApplicationsSystem Configuration Example 1 No Routing Settings for target PLC PLC1s Change PLC Dialog BoxCX-Programmers Unit Setup Setup Tab 128 PLC3 System Configuration Example 2 Using Routing TablesRouting Table Settings and Transfer to Each PLC Settings for target PLC PLC3s Change PLC Dialog BoxLocal Network Table Overview of Setup Methods Starting FinsGateway SettingsEtnunit Driver Setup FinsGatewayCommunication Unit Tab Network Tab132 133 Conditions Starting FinsGateway Etnunit ServiceCommunicating between Omron PLCs Communications SpecificationsCX-Programmers Unit Setup Not set. All defaults are usedArea Range PLC Communications Data AreasSEND090 Using SEND090, RECV098, and CMND490Ning word D at the remote destination node node address N RECV098 Hex 2 s Destination node number N To FE Hex CMND490Usage Command Name Function Code Commands Addressed to CS/CJ-series CPU UnitsWriting Programs Flag name Address Contents Word Bits Timing of Communications Flag Changes Communications Port Error Flag and Completion Codes CMND490Word Contents Communications Port Completion Codes144 Program Example 146 SEND090 Transmission DelaysCPU Bus Unit Service Cycle Local Node CPU execution mode Processing time considerationsTransmission Processing Time CPU Bus Unit Service Processing Time Local NodeTransmission Delay CPU Bus Unit Service Cycle Remote NodeCalculation CPU Bus Unit Service Processing Time Remote NodeCPU processing mode Processing time considerations Settings Example CalculationsRECV098 Equation illustrated in the following diagramResponse Transmission processing time commandTransmission Delay Command Reception processing time command152 Conditions for High Traffic Precautions on High Traffic in Fins CommunicationsCalculations Avoiding Errors due to High Traffic Fins Commands Addressed to Ethernet Units Command code Name Command Codes and Response CodesCommand Code List Response Code ListFormat Socket ApplicationsCommunications Type ParametersCIO Reset Command/Response ReferenceController Data Read Broadcast Address SettingIP Address Conversion Method Setting FINS/UDP Port Number SettingController Status Read IP Router Table Error Error Flags ResponseIP Address Error IP Address Table ErrorInternode Echo Test Eeprom ErrorRuns the echo test between specified nodes Broadcast Data Send Command Block Response Block ParametersTest Data Command, Response Broadcast Test Results ReadBytes can be specified Error LOG ReadTest Data Command Reads the error logMinute, Second, Day, Hour, Year, Month Error LOG ClearError Log Data Response Error Code, Detailed InformationResults Storage Format UDP Open RequestRequests processing to open a socket Enobufs UDP Socket Number Command Results Storage Area CommandUDP Receive Request Requests that data be sent from a UDP socketResults Storage Area Response Codes UDP Send RequestRequests that data be received by a UDP socket 170 Requests processing to close a socket UDP Close RequestResponse code Description 0000 Normal Passive TCP Open RequestRemote IP address Remote TCP port Description Tunreach EconnresetActive TCP Open Request Econnaborted175 Drnotavail EaccesRequests that data be sent from a TCP socket TCP Receive RequestRequests that data be received at a TCP socket TCP Send RequestEtimedout Results Storage Format Parameters Enetunreach TCP Close RequestEhostunreach Ping Destination IP Address Command Timeout Value CommandResponse Block Parameters FINS/TCP Connection Remote Node Change Request Ping CommandRemarks Reads the FINS/TCP connection status FIFINS/TCP Connection No. Command ResponseFINS/TCP Connection Status Read 2232Writes the IP address table Number of Records CommandIP Address Table Write Remote TCP Port Number Response TCP Transitions ResponseFins Node Address Precautions Response CodesIP Address Table Records Command IP Address WriteReads the IP address table IP Address Table ReadReads the IP router table IP Router Table ReadRouter IP Address IP Network AddressValue Protocol Status ReadReads the Ethernet Unit protocol status IP Status ResponseType number Description Connection Information 60 Bytes Receive Information Send Information 40 BytesMemory Status Read Memory Status Response Socket Status Read Number of Addresses Response Address Information ReadTCP Transitions 4 bytes Reads Fins node addresses and IP addressesFins Node Address Response IP Address ReadNode address set on the Ethernet Unit hexadecimal IP address set on the Ethernet Unit hexadecimalSubnet Mask Response Troubleshooting Probably cause Correction Troubleshooting with IndicatorsWord = CIO 1500 + 25 x unit number +18 Error StatusLogged Errors Error LogFollowing errors are recorded in the error log Error Log Table Error Log Error CodesError Log Location Fins Commands for Error Logs 204 205 206 207 208 Startup Problems Troubleshooting ProceduresIs the control data For the instruction set Incorrectly? Fins Communications Problems SEND090/RECV098/ CMND490Opening and Closing UDP Socket ProblemsGeneral Problems ProblemsRead Controller Status Reception ProblemsIs send Y processing not Finishing? Transmission ProblemsGeneral Problems TCP Socket ProblemsClosing Problems Opening ProblemsRefer to General Problems on 216 Connection Problems FTP Service ProblemsEND File Transfer ProblemsStatus Read Network Connection ProblemsA R T Mail Not being SentA R T Mail Not being ReceivedFlashing? Status bit ON? Clock Not being Automatically AdjustedStatus Read Troubleshooting with Response CodesMain code Sub-code Check point Probable cause Remedy Controller224 225 226 Devices Network Relay ErrorsResults Storage Area Response Codes Codes stored in the Results Storage AreaEmsgsize EisconnEnotconn EalreadyResponse Unix error Description Probable remedy Code 230 Parameter Value Description Ethernet Network ParametersPage Appendix B Buffer ConfigurationNetwork Memory Status Meaning TCP Status TransitionsPage Space Ascii CharactersPage Replacing an Ethernet Unit MaintenanceSettings after Replacing an Ethernet Unit Settings after Replacing a CPUPage Items InspectionsTools Required for Inspection Page Ethernet Unit Web Function Unit Setup FunctionsWeb Function List POP Appendix GMenu item Corresponding CX-Programmer function Web Function PasswordUsing the Web Function Setting Password Status MonitorAppendix G 247 248 Numerics Index 251 252 253 254 255 256 Cat. No. W420-E1-04 Revision code Revision HistoryRevision History Regional Headquarters Omron Corporation Control Devices Division H.QAuthorized Distributor