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3 Troubleshooting Functional Failures
in Operation
This chapter describes actions to be taken when the system does not operate normally
or the communication is not possible.
3.1 Problems on Login Password
3.2 Problems on MC
3.3 Problems on Operation Terminal
3.4 Network Interface Communication Failure
3.5 Layer 2 Network Communication Failure
3.6 IPv4 Network Communication Failure
3.7 IPv4 Unicast Routing Communication Failure
3.8 IPv4 Multicast Routing Communication Failure
3.9 IPv6 Network Communication Failure
3.10 IPv6 Unicast Routing Communication Failure
3.11 IPv6 Multicast Routing Communication Failure
3.12 Layer 2 Authentication Communication Failure
3.13 Communication Failure on High-reliability Function
3.14 SNMP Communication Failure
3.15 Troubleshooting of sFlow Statistics (Flow Statistics) Function
3.16 Communication Failures on Neighboring System Managing Function
3.17 NTP Communication Failure
3.18 Communication Failure on IEEE802.3ah/UDLD Function
3.19 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]