Intel 480T, User Manual

Page: 279 / 367

C H A P T E R 1 5 Status Monitoring and Statistics
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• Receive Undersize Frames (RX Under) — The total number of
frames received by the port that were less than 64 bytes long.
• Receive Fragmented Frames (RX Frag) — The total number of
frames received by the port were of incorrect length and contained
a bad FCS value.
• Receive Jabber Frames (RX Jab) — The total number of frames
received by the port that was of greater than the support maximum
length and had a Cyclic Redundancy Check (CRC) error.
• Receive Alignment Errors (RX Align) — The total number of
frames received by the port that occurs if a frame has a CRC error
and does not contain an integral number of octets.
• Receive Frames Lost (RX Lost) — The total number of frames
received by the port that were lost because of buffer overflow in
the switch.
Port Monitoring Display Keys
Table 71 describes the keys used to control the displays that appear
when you issue any of the
show port
commands.
Table 71: Port Monitoring Display Keys
Key(s) Description
U Displays the previous page of ports.
D Displays the next page of ports.
[Esc] or [Return] Exits from the screen.
0 Clears all counters.
[Space] Cycles through the following screens:
• Packets per second
• Bytes per second
• Percentage of bandwidth
Available using the
show port
utilization
command only.