EXFO FTB-8510B Guia Del Usuario página 1050

Ethernet Tabs
Error/Alarm RX
Error Analysis
FCS: The number of received frames with an invalid FCS.
Jabber/Giant: The number of received frames larger than 1518 (no
VLAN tag), or 1522 (1 VLAN tag) bytes with an invalid FCS.
Oversize: The number of received frames larger than 1518 (no VLAN
tag), or 1522 (1 VLAN tag) bytes with a valid FCS. Oversize error
analysis is only available when Oversize Monitoring is enabled (see
page 399).
Runt: The number of received frames that are smaller than 64 bytes
with an invalid FCS.
Undersize: The number of received frames smaller than 64 bytes with
a valid FCS.
For Gb Ethernet only:
Symbol: A Symbol Error is declared when an invalid code-group in the
code is detected.
Idle: An Idle Error is declared when an error is detected between the
end of a frame and the beginning of the next frame.
False Carrier: A False Carrier is declared when data is being received
with no valid start of frame.
For Ethernet and 10G Ethernet only:
Block: The number of frames received with an errored block
condition. Not available with 10G Ethernet in GFP.
Total Error Count: Indicates the total number of errors including all the
above errors at the exception of Oversize when the Oversize Monitoring
check box is not selected.
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FTB-8100 Series Transport Blazer