Siemens CP 1515 Instruções de Operação descarregar pdf (Página 235)

Configuration Using Web Based Management and the Command Line Interface

Operating Instructions SCALANCE W78x

C79000-G8976-C184-07

235

● Fragmentation errors

Sum of all failed fragmentations. One of the fragments was not received or

received too late.

● Encryption errors

Is incremented if a frame is received in which the WEP bit is set and the device

operates without encryption, or the reverse situation when a packet is received

without a WEP bit and encryption is enabled.

● Duplicate frames

Sum of all frames received twice.

● FCS errors

Sum of all packets received in which the checksum was incorrect.

● Header CRC error

Sum of all packets received in which the header checksum was incorrect.

● Decrypt CRC error

Sum of all packets received in which the checksum of the encrypted data buffer

was incorrect.

Transmit Errors

● Transmission errors

Is incremented when a frame cannot be sent successfully despite hardware

retries.

● Dropped frames

Number of packages that were dropped either when the packet was not sent

despite all retries or packets that had not been sent when a node deregistered.

● Acknowledged errors

Sum of all packets sent that were not confirmed by an acknowledge.

● RTS errors

Sum of all sent RTS frames that were not acknowledged by a CTS.

● Retry count

Sum of all frames sent successfully that required one or more retries.

● One retry count

Sum of all frames sent successfully that required exactly one retry.

● Multiple retry count

Sum of all frames sent successfully that required more than one retry.

Note

The percentages shown following the errors relate to the entire received/sent

frames.

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Siemens CP 1515 Instruções de Operação Página 235