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Reasons for discarded data – Paradyne 6342 User Manual

Page 62

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5. Monitoring the DSL Router

5-4

November

2003

6300-A2-GB20-10

Reasons for Discarded Data

The router may discard frames or packets, shown when the show statistics
CLI command is entered. The following tables list the reasons why those frames
and packets were discarded:

„

Ethernet Interface (

Table 5-2

)

„

DSL Interface (

Table 5-3

)

„

IP Processing (

Table 5-4

)

„

Bridge (

Table 5-5

)

See

show statistics eth1

on page A-30 in Appendix A, Command Line

Interface, for additional information.

Table 5-2.

Reasons for Ethernet Interface (eth1) Discarded Frames

Reason

Frame Length Greater than Max (exceeds maximum length allowed)

Receive Buffer Pool Depletion

Packet Processing Disabled

Unknown Protocol Error

Alignment Error

CRC (Cyclic Redundancy Check) Error

FIFO (First In, First Out) Overflow Error

Parity Error

Receiver Halted

Receiver Missed Frame

No Data for Frame Reported as Good

Bad Len (length) for Frame Reported as Good

Unknown Receive Interrupt Error

Srv (service) Domain Wrpr (wrapper) Tx Queue Overflows

Srv Domain Phy (physical) Tx Queue Overflows

Srv Domain Receive Queue Overflows

Excessive Collisions

Tx Underflow

Excessive Defers on Tx

Signal Quality Error on Tx

Tx Parity Error

Tx Halted

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