Extreme Networks ExtremeWare 7.7, Command Reference Manual

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812 ExtremeWare 7.7 Command Reference Guide
Commands for Status Monitoring and Statistics
• 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.
For version 2.0 and 4.0
• Disabled and Not Present are not available as link status indicators.
Examples
The following command displays receive error statistics for ports 1 through 3 on a stand-alone switch:
show ports 1-3 rxerrors
The following command displays receive error statistics for slot 1, ports 1 through 3 on a modular
switch:
show ports 1:1-1:3 rxerrors
The following command displays receive error statistics for slot 1, ports 1 through 3 on a modular
switch:
show ports 1:1-1:3 rxerrors
The output of either command is similar to:
Port Rx Error Monitor Sun Sep 12 14:53:17 2004
Port Link Rx Rx Rx Rx Rx Rx Rx
Status CRC Over Under Frag Jabber Align Lost
================================================================================
1 A 0 0 0 0 0 0 0
2 A 0 0 0 0 0 0 0
3 R 0 0 0 0 0 0 0
===============================================================================
=====Link Status: A-Active R-Ready D-Disabled NP-Not Present LB-Loopback
0->Clear Counters U->page up D->page down ESC->exit
History
This command was first available in ExtremeWare 2.0.
This command was modified in ExtremeWare 6.1 to support PoS modules.
This command was modified in ExtremeWare 6.0 to support the Disabled and Not Present link status
indicators.
This command was modified in ExtremeWare 4.0 to support modular switches.
This command was added to the Summit “ e ” series of switches in ExtremeWare 7.1e.
This command was modified in ExtremeWare 7.2e to add support for management ports.