<br>Port down graph-to-ofp Avg: 8 ms Std Deviation: 4.9 ms
<br>Port down device-to-ofp Avg: 3 ms Std Deviation: 4.8 ms
<br>Port up graph-to-ofp Avg: 11 ms Std Deviation: 1.4 ms
<br>Port up device-to-ofp Avg: 2 ms Std Deviation: 0.7 ms
<br> Result: Pass
<br><br><b> Result summary for Testcase4
</b><br>Link up / down discovery latency between two switches
<br>Simulated by setting loss-rate 100%
<br>'tc qdisc add dev <intfs> root netem loss 100%'
<br>Total iterations of test: 20
<br>Link down latency Avg: 8166 ms Std Deviation: 1133.2 ms
<br>Link up latency Avg: 2083 ms Std Deviation: 1063.8 ms
<br> Result: Pass
<br><br>
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