Allied Telesis AT-S63 User Manual

Page 82

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Chapter 2: Port Parameters

82

Section I: Basic Operations

Frames 64
Frames 65-127
Frames 128-255
Frames 256-511
Frames 512-1023
Frames 1024-1518
Frames 1519-1522
Number of frames transmitted from the port, grouped by size.

CRC Error
Number of frames with a cyclic redundancy check (CRC) error but with
the proper length (64-1518 bytes) received on the port.

Jabber
Number of occurrences of corrupted data or useless signals appearing
on the port.

No. of Rx Errors
Number of receive errors.

No. of Tx Errors
Number of transmit errors.

Undersize Frames
Number of frames that were less than the minimum length specified by
IEEE 802.3 (64 bytes including the CRC) received on the port.

Oversize Frames
Number of frames exceeding the maximum specified by IEEE 802.3
(1518 bytes including the CRC) received on the port.

Fragments
Number of undersized frames, frames with alignment errors, and
frames with frame check sequence (FCS) errors (CRC errors)
received on the port.

Collision
Number of collisions that have occurred on the port.

Dropped Frames
Number of frames successfully received and buffered by the port, but
discarded and not forwarded.

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