Commands for Status Monitoring and Statistics
ExtremeWare XOS 11.5 supports only the Summit X450 family of switches and the BlackDiamond 8800 series switch.
ExtremeWare XOS 11.5 Command Reference Guide
688
●
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.
Port Monitoring Display Keys.
For information about the available port monitoring display keys, see the
show ports statistics
command.
Example
The following command displays receive error statistics for slot 5, ports 4 through 7 on a modular
switch with auto-refresh disabled:
show ports 5:4-5:7 rxerrors no-refresh
The following is sample output from this command:
Port Rx Error monitor
Port Link Rx Rx Rx Rx Rx Rx Rx
State Crc Over Under Frag Jabber Align Lost
================================================================================
5:4 R 0 0 0 0 0 0 0
5:5 R 0 0 0 0 0 0 0
5:6 R 0 0 0 0 0 0 0
5:7 R 0 0 0 0 0 0 0
================================================================================
Link Status: A-Active, R-Ready, NP-Port not present
The following command displays receive error statistics for all ports on the Summit X450 family of
switches with auto-refresh enabled (the default behavior):
show ports rxerrors
The following is sample truncated output from this command:
Port Rx Error Monitor
Tue Jul 5 15:07:13 UTC 2005
Port Link Rx Rx Rx Rx Rx Rx Rx
State Crc Over Under Frag Jabber Align Lost
================================================================================
1 R 0 0 0 0 0 0 0
2 R 0 0 0 0 0 0 0
3 R 0 0 0 0 0 0 0
4 R 0 0 0 0 0 0 0
5 R 0 0 0 0 0 0 0
6 R 0 0 0 0 0 0 0
7 R 0 0 0 0 0 0 0
8 R 0 0 0 0 0 0 0
