Brocade Communications Systems Network Advisor 12.3.0, User Manual

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Brocade Network Advisor SAN User Manual 303
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Performance monitors
7
Top Port CRC Errors monitor
The Top Port CRC Errors monitor ( Figure 129 ) displays the top ports with frames that contain cyclic
redundancy check (CRC) errors in a table.
FIGURE 129
Top Port CRC Errors monitor
The Top Port CRC Errors monitor includes the following data:
•
Severity icon/monitor title — The worst severity of the data based on the error count shown
next to the monitor title.
•
Port — The port affected by this monitor.
•
Connected_Port_Link (where Connected_Port_Link is Connected Port, Initiator, or Target) —
Displays one of the following:
-
Connected Port — The ISL or IFL port on the connected device. Click to launch the switch
port properties dialog box.
-
Initiator — The initiator port on the connected device. Click to launch the device properties
dialog box.
-
Target — The target port on the connected device. Click to launch the device properties
dialog box.
•
CRC Errors/sec — The number (error rate) of cyclic redundancy check (CRC) errors per second
for the duration specified in the monitor.
•
CRC Errors — The number (error count) of cyclic redundancy check (CRC) errors for the duration
specified in the monitor.
•
Link Failures — The number of link failures.
•
Sequence Errors — The number of sequence errors.
•
Invalid Transmissions — The number of invalid transmissions.
•
C3 Discards Tx TO — The number of transmitted Class 3 frames discarded due to timeout.
•
Encode Error Out — The number of encode errors outside of the frame.
•
Product — The product affected by this monitor.
•
Type — The type of port (for example, U-Port).
•
Identifier — The port identifier.