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5. Troubleshooting
Express5800/R120e-1M, R120e-2M Maintenance Guide
42
Chapter 1 Maintenance
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Communication performance of an optional LAN board is degraded
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NEC recommends that the value of Jumbo Packet be 4,000 bytes or less for N8104-128 if the settings of
Flow Control are specified as anything other than Disabled.
If the value of Jumbo Packet is set larger than the recommended value, communication performance
may be degraded.
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There are RX dropped packets when the system was started on Linux
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Although there may be RX dropped packets when the system is started, there is no operational problem.
Check the system and network environment when there are RX dropped packets during operation or
when there is no communication.