ユーザーズマニュアル目次Troubleshooting Guide1Introduction3Contents11Safety Guide [IP8800/S6700]15Safety Guide [IP8800/S6600]27Safety Guide [IP8800/S6300]39Safety Guide [IP8800/S3600] [IP8800/S2400]511 Overview631.1 Failure Analysis Overview641.2 System and Partial Failure Analysis Overview651.2.1 Failure Analysis for IP8800/S6700, IP8800/S6600, and IP8800/S6300651.2.2 Failure Analysis for IP8800/S3600 and IP8800/S2400661.3 Functional Failure Analysis Overview692 Troubleshooting System Failures732.1 Troubleshooting for IP8800/S6700, IP8800/S6600, and IP8800/S6300742.1.1 Troubleshooting Procedure on System Failures742.1.2 Replacement Method of Optional Components762.2 Troubleshooting for IP8800/S3600 and IP8800/ S2400772.2.1 Troubleshooting Procedure on System Failures772.2.2 Isolating Failures on External Power Unit792.2.3 Replacement Method of System and Optional Components803 Troubleshooting Functional Failures in Operation813.1 Problems on Login Password833.1.1 Forgot the Login User Password833.1.2 Forgot the System Administrator Password833.2 Problems on MC843.2.1 "MC:--------" is displayed by entering the show system command or the show mc command843.2.2 "MC not found" is displayed when MC is accessed843.3 Problems on Operation Terminal853.3.1 Unable to Input/Display from the Console Correctly853.3.2 Login from the Remote Operation Terminal Is Failed863.3.3 Login Authentication Using RADIUS/TACACS+ Is Disabled873.3.4 Command Authorization Using RADIUS/TACACS+ Is Disabled873.4 Network Interface Communication Failure893.4.1 Ethernet Port Cannot Be Connected893.4.2 Communication Failure in Basic Switching Unit BSU/PSP913.4.3 Actions against Troubles on 10BASE-T/100BASE-TX/1000BASE-T923.4.4 Actions against Troubles on 1000BASE-X943.4.5 Actions against Troubles on 10GBASE-R953.4.6 Communication Failure on Using PoE973.4.7 Communication Failure on Using Link Aggregation983.5 Layer 2 Network Communication Failure1003.5.1 Layer 2 Communication by VLAN Is Disabled1003.5.2 Failures on Using Spanning Tree1023.5.3 Failures on Using Ring Protocol1033.5.4 Multicast Relay by IGMP snooping Is Disabled1063.5.5 Multicast Relay by MLD snooping Is Disabled1093.6 IPv4 Network Communication Failure1123.6.1 Communication Is Disabled or Is Disconnected1123.6.2 IP Addresses Cannot Be Assigned Using DHCP Function1163.6.3 DynamicDNS Cooperation in DHCP Function Is Disabled1203.7 IPv4 Unicast Routing Communication Failure1233.7.1 No RIP Routing Information Exists1233.7.2 No OSPF Routing Information Exists1233.7.3 No BGP4 Routing Information Exists1243.7.4 No Routing Information Exist [OP-NPAR]1243.8 IPv4 Multicast Routing Communication Failure1253.8.1 Communication on IPv4 PIM-SM Network Is Disabled1253.8.2 Multicast Data Is Double-relayed on IPv4 PIM-SM Network1283.8.3 Communication on IPv4 PIM-SSM Network Is Disabled1293.8.4 Multicast Data Is Double-relayed on IPv4 PIM-SSM Network1313.8.5 IPv4 Multicast Communication Failure In VRF [OP-NPAR]1323.9 IPv6 Network Communication Failure1333.9.1 Communication Is Disabled or Is Disconnected1333.9.2 IPv6 DHCP Troubleshooting1353.10 IPv6 Unicast Routing Communication Failure1413.10.1 No RIPng Routing Information Exists1413.10.2 No OSPFv3 Routing Information Exists1413.10.3 No BGP4+ Routing Information Exists1423.11 IPv6 Multicast Routing Communication Failure1433.11.1 Communication on IPv6 PIM-SM Network Is Disabled1433.11.2 Multicast Data Is Double-relayed on IPv6 PIM-SM Network1463.11.3 Communication on IPv6 PIM-SSM Network Is Disabled1473.11.4 Multicast Data Is Double-relayed on IPv6 PIM-SSM Network1493.12 Layer 2 Authentication Communication Failure1513.12.1 Communication Failure on Using IEEE 802.1X1513.12.2 Communication Failure on Using Web Authentication1543.12.3 Communication Failure on Using MAC Authentication1593.12.4 Communication Failure on Using Authentication VLAN [OP-VAA]1613.13 Communication Failure on High-reliability Function1653.13.1 GSRP Communication Failures1653.13.2 Communication with VRRP Configuration in IPv4 Network Is Disabled1673.13.3 Communication with VRRP Configuration in IPv6 Network Is Disabled1693.14 SNMP Communication Failure1723.14.1 MIBs Cannot Be Obtained from SNMP Manager1723.14.2 Traps Cannot Be Received by SNMP Manager1723.15 Troubleshooting of sFlow Statistics (Flow Statistics) Function1743.15.1 sFlow Packets Do Not Reach Collector1743.15.2 Flow Sample Does Not Reach Collector1773.15.3 Counter Sample Does Not Reach Collector1773.16 Communication Failures on Neighboring System Managing Function1783.16.1 Unable to Obtain Neighboring System Information via LLDP Function1783.16.2 Unable to Obtain Neighboring System Information via OADP Function1783.17 NTP Communication Failure1803.17.1 Time Synchronization by NTP Is Disabled1803.18 Communication Failure on IEEE802.3ah/UDLD Function1813.18.1 Port Becomes Inactive Due to IEEE802.3ah/UDLD Function1813.19 Problems on Redundant Configuration of Basic Control Unit (BCU)/Control and Switching Unit (CSU)/Management and Switching Unit (MSU) [IP8800/S6700] [IP8800/S6600] [IP8800/S6300]1823.19.1 Active System Switchover Is Disabled1823.20 Problems on Redundant Configuration of Basic Switching Unit (BSU) [IP8800/S6700]1833.20.1 Active BSU Switchover Is Disabled1833.21 Problems on Power Saving Feature1853.21.1 Schedule Is Disabled [IP8800/S6700] [IP8800/S6600]1853.22 Congestion Caused by Packets Processed Through CPU Is Not Recovered1863.23 Communication Failure Caused by Settings of Filtering/QoS1883.23.1 Checking Filtering/QoS Setting Information1884 Troubleshooting Communication Failures Due to Resource Shortage [IP8800/S6700] [IP8800/S6600] [IP8800/S6300]1914.1 MAC Address Table Resource Shortage1924.1.1 Checking Resource Usage of MAC Address Table1924.1.2 Action to Be Taken When MAC Address Table Resource Shortage Occurs1924.2 When Resource Shortage of VLAN Identification Table Occurs1954.2.1 Checking VLAN Identification Table Resource Usage1954.2.2 Action to Be Taken When VLAN Identification Table Resource Shortage Occurs1954.3 When Resource Shortage Occurs in Shared Memory1974.3.1 Checking Resource Usage of Shared Memory1974.3.2 Action to Be Taken When Resource Shortage of Shared Memory Occurs1975 Collecting Failure Information1995.1 Collecting Failure Information2005.1.1 Collecting Failure Information Using ftp Command from the Operation Terminal2005.1.2 Collecting Failure Information Using dump Command [IP8800/ S6700] [IP8800/S6600] [IP8800/S6300]2025.2 Transferring Files for Maintenance Information2065.2.1 Transferring Files Using ftp Command2075.2.2 Transferring Files Using zmodem Command [IP8800/S3600] [IP8800/S2400]2105.2.3 Transferring Maintenance Information Files Using show tech-support Command2105.2.4 Transferring Files Using ftp Command from the Operation Terminal2125.3 Writing to MC2145.3.1 Writing File to MC Using Operation Terminal2146 Line Test2156.1 Testing Line2166.1.1 Ethernet Port2167 Restarting the System2217.1 Restarting the System2227.1.1 Restarting the System222Appendix227Appendix A Contents of show tech-support Command Display228Appnedix A.1 Contents of show tech-support Command Display228Index249サイズ： 2.66MBページ数： 250Language: Englishマニュアルを開く
