Anritsu Mainframe MU909060A Series, Operation Manual, Page: 119 / 190

3.4 BER Test
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Note
When the Both Ports setting is selected at Select Port, a Port
selection button is displayed at the F3 soft key on both the Setup
and Results screens.
3.4.2 BER Test Results
The BER Test results screen is accessed from the Result overview screen
(see section 2.6.1). It shows an overview of the incoming data and errors.
3
Ether
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et Applicat
ion
Figure 3.4.2-1 BERT Results Screen
Item Description
Pattern Bit Count
Number of received pattern bits
Pattern Errors Number of received errored pattern bits
Pattern Errors(%)
Pattern errors calculated as percentage
Seq. Errors
Number of packages received out of
sequence
Seq. Sync. Lost
Number of times sequence
synchronization lost based on gap in
received sequence numbers of ±16
Frame Loss
Number of lost frames when using
framed BERT
Frame Loss Seconds
Number of seconds with frame loss