Manuals / NEC / Computer Equipment / Network Hardware

NEC IP8800/S6600, IP8800/S3600, IP8800/S2400 Replacement Method of System and Optional Components

Models: IP8800/S6700 IP8800/S3600 IP8800/S6600 IP8800/S6300 IP8800/S2400

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2.Troubleshooting System Failures

2.2.3Replacement Method of System and Optional Components

The replacement procedures for optional components are described in "Hardware Installation Guide." Follow the procedures described in the manual.

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NEC IP8800/S6600, IP8800/S3600, IP8800/S2400, IP8800/S6700, IP8800/S6300 Replacement Method of System and Optional Components

Contents

Troubleshooting Guide IP88S36-T001-000November, 2009 1st Edition IP88S36-T001-000 Copyright c 2009, NEC Corporation, All rights reservedIntroduction Applicable productCorrection of this manual Intended usersTroubleshooting Guide IP88S36-T001 Operation Commands, Vol.1 IP88S63-S006IP8800/S3600, IP8800/S2400 IP8800/S6700, IP8800/S6600, IP8800/S6300III IntroductionConventions abbreviations BGP4+CIR MIP Conventions kB, MB, GB, and TB Page Contents Layer 2 Authentication Communication Failure Network Interface Communication FailureLayer 2 Network Communication Failure IPv4 Network Communication FailureProblems on Power Saving Feature 123 When Resource Shortage Occurs in Shared Memory 135Communication Failure on High-reliability Function 103 Snmp Communication Failure 110Transferring Files for Maintenance Information 144 Testing Line 154Writing to MC 152 Restarting the System 160Safety guide for the IP8800/S6700 series SymbolsOperations and actions Be careful in operationDo not use power not specified Do not place the device in an unstable locationDo not remove the device cover Do not put foreign matters in the deviceGrounding is required Do not touch the potential tapHandle the power cable with caution Do not plug too many leads into a single outletKeep air dusters away from fire Do not install the device in a humid or dusty environment Do not stack the devicesDo not block the intake and/or exhaust port Before carrying the device, remove the cablesDo not touch the inside of the device Do not roughly handle the power cableDo not drop an optional component Lithium battery CleaningBe careful of laser beams An SFP-T has the following label attachedHandle a memory card with care Do not attach a label or the like to the transceiversAttach an option component with care Handle the optical connector with care Maintenance and cleaningDo not bring a TV or radio close to the device Use air dusters with carePage Safety Guide IP8800/S6600 Safety guide for the IP8800/S6600 seriesSafety Guide IP8800/S6600 Do not place the device in an unstable locationIP8800/S6604 45 kg/100 lb Or more IP8800/S6608 64 kg/142 lb XixModel Mass Number of people Handle the power cable with caution Label below is attached to the deviceKeep air dusters away from fire Use support brackets only for IP8800/S6604 Use support brackets with careModel Items IP8800/S6604Do not block the intake and/or exhaust port Do not roughly handle the power cable Lithium battery Handle a memory card with care Attach an option component with care Do not bring a TV or radio close to the device Safety Guide IP8800/S6300 Safety guide for the IP8800/S6300 seriesSafety Guide IP8800/S6300 Do not place the device in an unstable locationGrounding is required Model Mass Number of people IP8800/S6304 45kg/100 lb Or more IP8800/S6308 64kg/142 lbKeep air dusters away from fire Use support brackets only for IP8800/S6304 IP8800/S6304Do not block the intake and/or exhaust port Do not roughly handle the power cable Lithium battery Handle a memory card with care Attach an option component with care Damaged by the static electricityDo not bring a TV or radio close to the device Safety guide for the IP8800/S3600 and IP8800/S2400 series Operations and HandlingDevice in Trouble Action to Be Taken Safety Guide IP8800/S3600 IP8800/S2400Do not put foreign materials in the device Do not use power not specified Do not use the cable with the protection cap detached Do not use too many plugs at a single outletDo not place the device in an unstable location Do not block the intake/exhaust portPrecaution on carrying the device XlviDo not touch the device directly if you have metal allergies Be careful of the laser beamsDo not ride, recline, or place a heavy loading on the device Do not bring a TV or radio close to the device Before installing or Uninstalling Handle a memory card and a dummy memory card with careUse air dusters with care Discarding the devicePage Overview Failure Analysis Overview OverviewName Type Status Description LED Indications, Switches, and ConnectorsSystem and Partial Failure Analysis Overview Overview Name Type Status Description Connecting operation terminalFailure Analysis for IP8800/S3600 and IP8800/S2400 Lit in green Power on OFF Power OFF or power failure Connector Memory card slotName Type Function Description LED GreenOverview Name Type Function Description Orange 100/1000BASE-T Ethernet portSent/received BlockedSubitem Reference Functional Failure Analysis OverviewFunctional Failure Status and Reference Overview Subitem Reference Time Synchronization by NTP Is Disabled Active System Switchover Is DisabledActive BSU Switchover Is Disabled Schedule Is Disabled IP8800/S6700Page Troubleshooting System Failures Troubleshooting Procedure on System Failures Troubleshooting System FailuresTroubleshooting System Failures Failure ActionPower Failure Check Items Troubleshooting System Failures ActionReplacement Method of Optional Components Troubleshooting for IP8800/S3600 and IP8800/ S2400 Follow the steps in -4 Isolating Power Supply FailureFailures on External Power Unit to isolate the failure Isolating Power Supply FailurePower failure according to -4 Isolating Power Supply Isolating Failures on External Power Unit Isolating Failures on External Power UnitIsolating Failures on External Power Unit Main Body Isolating Failures on Power ModuleReplacement Method of System and Optional Components Troubleshooting Functional Failures in Operation Troubleshooting Functional Failures in Operation Forgot the System Administrator Password Problems on Login PasswordForgot the Login User Password Problems on MC MC not found is displayed when MC is accessedProblems and Actions When MC not found is displayed Instruction in -1 Problems and Actions When MCProblems on Operation Terminal Problems and Actions When Connecting to ConsoleUnable to Input/Display from the Console Correctly System and Partial Failure Analysis OverviewSymptom Action to Be Taken or Reference Login from the Remote Operation Terminal Is FailedProblems and Actions When Connecting to Modem Login Authentication Using RADIUS/TACACS+ Is Disabled Command Authorization Using RADIUS/TACACS+ Is DisabledDisabled, check No or later Some users remain in the loginTroubleshooting Functional Failures in Operation NIF Status Problem Action Network Interface Communication FailureEthernet Port Cannot Be Connected Checking port statusCheck and Action for Port Status Port Status Problem ActionChecking statistical information Communication Failure in Basic Switching Unit BSU/PSP BSU Operation Problem Action StatusChecking BSU/PSP operation status Check and Action for BSU/PSP Operation StatusActions against Troubles on 10BASE-T/100BASE-TX/ 1000BASE-T Status, see 3.20 Problems on RedundantConfiguration of Basic Switching Unit BSU Troubleshooting for Failed 10BASE-T/100BASE-TX/1000BASE-T Troubleshooting Steps Problem ActionActions against Troubles on 1000BASE-X 10 Failure Analysis Method for Troubles on 1000BASE-XActions against Troubles on 10GBASE-R Troubleshooting Functional Failures in Operation 11 Failure Analysis Method for Troubles on 10GBASE-RCommunication Failure on Using PoE Troubleshooting Steps and Command ActionCommunication Failure on Using Link Aggregation Function of the port by the power inline commandCheck the setting of failed link aggregation AllocationsCheck the setting of failed port status using CH DisabledLink aggregation group is Disabled and Down Tion, set the Duplex mode to FullChecking Vlan status Layer 2 Communication by Vlan Is DisabledLayer 2 Network Communication Failure Checking MAC address table Take the action below according to the Type displayedFlooding is executed if the MAC address is not displayed Failures on Using Spanning TreeChecking filtering/QoS See 3.4 Network Interface Communication Failure Failures on Using Ring Protocol14 Spanning Tree Failure Analysis Method Replace the faulty Parts Troubleshooting Steps Action Command15 Ring Protocol Failure Analysis Method Analysis FlowCommand to check timer values for Transmission delay is not consideredSee the manual Configuration Guide Spanning tree or Gsrp is used at Configurations Same timeMulticast Relay by Igmp snooping Is Disabled 16 Troubleshooting on Multicast Relay Has been set up appropriately for system operationShow system command Multicast in the VLAN. IP8800/S3600If a multicast router is connected, check mrouter-port Group addressMulticast Relay by MLD snooping Is Disabled Is it a relay within the same VLAN?17 Troubleshooting on Multicast Relay Check the following You want to use IPv6 multicast atUsing the show mld-snooping Communication Is Disabled or Is Disconnected IPv4 Network Communication FailureChecking log RouteChecking ARP resolution information with neighboring system Checking interface statusChecking DHCP/BOOTP setting information Checking filtering/QoS setting informationChecking unicast routing information Checking option license OP-NPAR OP-NPARIP Addresses Cannot Be Assigned Using Dhcp Function DHCP/BOOTP relay communication failureChecking route information Checking ARP resolution information with neighboring systemChecking the log and interface Dhcp server communication trouble Checking filtering/QoS setting informationChecking DHCP/BOOTP setting information Associated with each log message Checking configurationChecking the log message and interface DynamicDNS Cooperation in Dhcp Function Is Disabled Checking layer 2 networkDNS update disabled Check the configuration SystemChecking route information IPv4 Unicast Routing Communication Failure No RIP Routing Information ExistsNo Ospf Routing Information Exists 18 RIP Failure Analysis MethodNo BGP4 Routing Information Exists No Routing Information Exist OP-NPAR20 BGP4 Failure Analysis Method 21 VRF Failure Analysis MethodCommunication on IPv4 PIM-SM Network Is Disabled IPv4 Multicast Routing Communication FailureCommon check items 22 Common Check ItemsBSR check items Rendezvous point router check items Last-hop-router check items23 BSR Check Items 24 Rendezvous Point Router Check Items26 first-hop-router Check Items Multicast Data Is Double-relayed on IPv4 PIM-SM NetworkFirst-hop-router check items Communication on IPv4 PIM-SSM Network Is Disabled 27 Check Items When Double-relay Continues28 Common Check Items Multicast Sender First-hop-router Last-hop-router Data29 last-hop-router Check Items Multicast Data Is Double-relayed on IPv4 PIM-SSM Network 30 first-hop-router Check Items31 Check Items When Double-relay Continues 5 IPv4 Multicast Communication Failure In VRF OP-NPAR32 Check Items for VRF Is Double-relayed on IPv4 PIM-SSM NetworkIPv6 Network Communication Failure Checking unicast interface information Checking NDP resolution information with neighboring systemChecking the log and interface Configuration is not distributed 2 IPv6 Dhcp TroubleshootingChecking RA setting information Check the status of IPv6DHCP server Checking the status of the IPv6 Dhcp server in this systemSee the manuals Message Log Reference Procedure to check configuration Duplicate acquisition by the clientCondition Cause Binding Information Route Information Checking client settingProcedure for restoring from duplicate distribution Reconfiguring route information If Duid of this system conflicts with other systemDeleting the file containing Duid information Reproducing the DuidChecking the Duid 10 IPv6 Unicast Routing Communication Failure No RIPng Routing Information ExistsNo OSPFv3 Routing Information Exists 35 Failure Analysis of RIPngHop address resolution in BGP4+ exist Exists No BGP4+ Routing Information Exists37 BGP4+ Failure Analysis Method Go to No.5 if no route exist38 Common Check Items Communication on IPv6 PIM-SM Network Is Disabled11 IPv6 Multicast Routing Communication Failure Neighboring router using the show ipv6 pim Command with interface parameter specifiedRelay target group address Rendezvous point setting If the unicast route does not exist, see 3.10 IPv6 UnicastMulticast receiver Configuration to run MLD 39 BSR Check Items40 Rendezvous Point Router Check Items 41 last-hop-router Check Items42 first-hop-router Check Items 43 Check Items When Double-relay ContinuesMulticast Data Is Double-relayed on IPv6 PIM-SM Network To the ports to which neighboring routers connect Communication on IPv6 PIM-SSM Network Is Disabled44 Common Check Items 45 last-hop-router Check Items Multicast Data Is Double-relayed on IPv6 PIM-SSM Network 46 first-hop-router Check ItemsGroup join function is running For MLD snooping47 Check Items When Double-relay Continues Troubleshooting Functional Failures in Operation48 Ieee 802.1X Failure Analysis Method Layer 2 Authentication Communication FailureCommunication Failure on Using Ieee Following cause. Check to see if there is any problem Table setting failedAuthentication dynamic mode, go to No To see if authentication failedCommand and check to see if dynamic Assignment of Vlan authenticationAuthentication dynamic. Match the Vlan ID set for Tunnel-Type for the Radius server to VLAN13Communication Failure on Using Web Authentication 50 Failure Analysis Method for Web AuthenticationCheck to see authentication Ipv4 access list Confirm that authentication IPv4 access list is appliedIPv4 access list are set in the access list as well Port for authenticationAuthenticated Command Soon After SuspendedWhen Web Server Is restarted Using Restarted. The Web server starts to perform authenticationSetting Information 51 Checking Web Authentication ConfigurationCheck Point Troubleshooting Steps 52 Web Authentication Failure Analysis Method Failure Analysis Method for Web AuthenticationCommunication Failure on Using MAC Authentication 53 Failure Analysis Method for MAC AuthenticationIPv4 access list is applied Not applied to the port for authenticationAuthentication is displayed by the show To No.7 Configuration command mac-authentication portCommunication Failure on Using Authentication Vlan OP-VAA 54 Checking MAC Authentication Configuration55 MAC Authentication Failure Analysis Method Failure Analysis Method for MAC Authentication56 Authentication Vlan Failure Analysis Method 100101 57 Checking Authentication Vlan ConfigurationWhen Vlan Identification Table Resource Shortage Occurs 102 Communication Failure on High-reliability Function Gsrp Communication Failures60 Analysis Method for Gsrp Unknown Adjacency 10461 Vrrp Failure Analysis Method 105106 62 Vrrp Failure Analysis Method 107108 Set up, and the virtual router may operate. IP8800/S3600 109Traps Cannot Be Received by Snmp Manager Snmp Communication FailureMIBs Cannot Be Obtained from Snmp Manager 111 Checking operation status by operation command Checking configuration Checking failures etcSFlow Packets Do Not Reach Collector Checking route to the collectorChecking configuration Collector information must be set correctly114 Checking settings of collectorChecking NIF/port status Flow Sample Does Not Reach Collector Counter Sample Does Not Reach CollectorChecking presence/absence of the relay packet Checking transmission interval of counter sampleNetwork Interface Communication Failure 63 Failure Analysis Method When Using Lldp Functions64 Failure Analysis When Using Oadp Function Checking Filtering/QoS Setting Information to check for it 117Otherwise, see 3.4 Network Interface Communication Failure Otherwise, see 3.5 Layer 2 Network Communication Failure65 NTP Failure Analysis Method Time Synchronization by NTP Is DisabledNTP Communication Failure Communication Failure on IEEE802.3ah/UDLD Function Port Becomes Inactive Due to IEEE802.3ah/UDLD FunctionCause for Switchover Disabled Troubleshooting Steps Active System Switchover Is Disabled67 Problems and Actions When Switching Active System Active BSU Switchover Is Disabled 68 Failure Analysis Method When BSU Switchover Disabled122 BoardsProblems on Power Saving Feature Set to disabled, delete the entry that isSchedule error caused by Display of Result Confirmation Cause ActionDisconnected Neighboring system in 3.6.1 Communication Is Disabled or IsNeighboring system in 3.9.1 Communication Is Disabled or Is 125 Checking packet discarding by filtering Communication Failure Caused by Settings of Filtering/QoSChecking Filtering/QoS Setting Information IP8800/S3600 and IP8800/S2400 127Page IP8800/S6700 IP8800/S6600 IP8800/S6300 129MAC Address Table Resource Shortage Checking Resource Usage of MAC Address TableOperation Log Message for Checking Resource Usage Operation Log Message for Checking Resource Use Status131 File Name Specified for get Log Message132 Checking Vlan Identification Table Resource Usage Vlan setting.*1 Vlan Identification Table Entry Clear MethodEntry to Be Cleared Step Tag translation functionWhen Resource Shortage Occurs in Shared Memory Checking Resource Usage of Shared MemoryPage Collecting Failure Information 137Collecting Failure Information Available Information via ftpCollecting Failure Information File Name Specified for get Acquiring Basic InformationCollecting basic information 139140 Collecting Failure Information Using dump Command IP8800Collecting memory dump when communication failure occurs After above log is displayed, execute next the dump command 141142 143 Storage Location and File Name File Transfer Transferring Files for Maintenance InformationMaintenance Information 145 Transferring Files Using ftp CommandTransferring dump files to the remote operation terminal 146 ETA 147Transferring failure backup information files to a console Transferring dump files to a consoleTransferring log information to a console 148IP8800/S6700 IP8800/S6600 IP8800/S6300 149File Name Specified for Acquired Files Files That Can Be Acquired Using ftp Command150 10 Collecting Dump Files from the Remote Terminal 151Writing File to MC Using Operation Terminal Writing to MCLine Test 153Testing Line Ethernet PortChecking frame loopback within system Line Test Type for Each Frame Loopback PointCommand IP8800/S6700 IP8800/S6600 IP8800/S6300 155Checking frame loopback at a loop connector 156157 Page Restarting the System 159Restarting the System Restarting the System161 Set the system to restart Or stopSpecifying when Parameter to input Active Standby None162 Selecting CPU Memory Dump Type 163Dump Back to command input mode 164Collect Memory dump? Memorydump is Restart? Collecting memoryAppendix 165Appendix a Contents of show tech-support Command Display 167 168 169 170 171 172 173 174 Table A-2 Details of Display Contents IP8800/S3600IP8800/S3600 175 Update for Ver.11.1 and later 176Log information during software Information 2 for Ver.10.7 Earlier177 178 179 180 181 Table A-3 Details of Display Contents IP8800/S2400IP8800/S2400 182 183 Information on L2 loop detection For Ver.10.7 and laterBuilt-in WEB authentication DB For Ver.10.3 and later Authenticated user account184 MLD snooping group information185 Page Index 187188 Index