Measuring Service Disruption Time - JDS Uniphase hst-3000 User Manual

Chapter 3 Ethernet Testing

Measuring service disruption time

Measuring service disruption time

80
9 Verify that the Data LED is green, indicating that frames
have been detected.
10 Optional. If you want to insert bit errors, press the Action
soft key again, and then select the action for error inser-
tion.
The HST-3000 transmits traffic with the BERT pattern in the
payload over the link. Results associated with BER testing
appear in the BERT results category (see
results" on page
You can use two HST-3000's in an end-to-end test to measure
the service disruption time resulting from a switch in service to
a protect line.
To measure service disruption time
1 If you haven't already done so, launch the Terminate
application for the circuit you are testing (see
an application" on page
Layer 2 Traffic test (see
page 46).
2 Initialize the link (see
testing" on page
3 On the near end HST, do the following:
a Configure your test (see
tests" on page
b Press the Home button to view the test results display.
c If the unit on the far end is in local loopback mode,
press the Action soft key, and then select
Start Traffic.
HST-3000 Ethernet Testing User's Guide
305).
28), and then select the
"Selecting a layer 2 test" on
"Initializing the link for Ethernet
47).
"Configuring layer 2 Ethernet
51).
"L2 BERT Stats
"Launching