Allied Telesis AT-S63 - Manual (Page 87)

AT-S63 Management Software Web Browser Interface User’s Guide
Section I: Basic Features 87
frames with frame check sequence (FCS) errors (CRC errors)
received on the port.
Dropped Frames
Number of frames successfully received and buffered by the port,
but discarded and not forwarded.
5. To clear all the counters for the selected port, click Clear. To clear the
counters for all ports on the switch, click Clear All.