Show Ports Rxerrors - Extreme Networks ExtremeWare XOS Command Reference Manual

show ports rxerrors

show ports {<port_list>} rxerrors
Description
Displays real-time receive error statistics.
Syntax Description
port_list
Default
N/A.
Usage Guidelines
If you do not specify a port number or range of ports, receive error statistics are displayed for all ports.
This status information may be useful for your technical support representative if you have a network
problem.
The switch collects the following port receive error information:
• Port Number
• Link Status—The current status of the link. Options are:
— Ready (R): The port is ready to accept a link.
— Active (A): The link is present at this port.
• Receive Bad CRC Frames (RX CRC)—The total number of frames received by the port that were of
the correct length, but contained a bad FCS value.
• Receive Oversize Frames (RX Over)—The total number of good frames received by the port greater
than the supported maximum length of 1,522 bytes.
• 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 Jabber)—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.
ExtremeWare XOS 11.0 Command Reference Guide
Specifies one or more slots and ports. May be in the form 2:*, 2:5, 2:6-2:8.
show ports rxerrors
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