Status and Statistics
Etherlike
Cisco 350, 350X and 550X Series Managed Switches, Firmware Release 2.4, ver 0.4 51
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• Click View Interface History Graph to display these results in graphic form. In this
view, you can select the Time Span for which the results will be displayed and the type
of statistic to be displayed. For example, if you select Last 5 Minutes and Unicast
Packets, you will see how many Unicast packets received in the last 5 minutes.
Etherlike
The Etherlike page displays statistics per port according to the Etherlike MIB standard
definition. The refresh rate of the information can be selected. This page provides more
detailed information regarding errors in the physical layer (Layer 1) that might disrupt traffic.
To view Etherlike Statistics and/or set the refresh rate:
STEP 1 Click Status and Statistics > Etherlike.
STEP 2 Enter the parameters.
• Interface—Select the specific interface for which Ethernet statistics are to be
displayed.
• Refresh Rate—Select the amount of time that passes before the Etherlike statistics are
refreshed.
The fields are displayed for the selected interface.
NOTE If one of the following fields shows a number of errors (not 0), a Last Update time is displayed.
• Frame Check Sequence (FCS) Errors—Received frames that failed the CRC (cyclic
redundancy checks).
• Single Collision Frames—Frames that involved in a single collision, but successfully
transmitted.
• Late Collisions—Collisions that have been detected after the first 512 bits of data.
• Excessive Collisions—Transmissions rejected due to excessive collisions.
• Oversize Packets—Packets greater than 2000 octets received.
• Internal MAC Receive Errors—Frames rejected because of receiver errors.
• Pause Frames Received—Received flow control pause frames. This field is only
supported for XG ports. When the port speed is 1G, the received pause frames counter
is not operational.
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