|Ticket Number:||20211130_2||Ticket State:||CLOSED|
|Ticket Opened:||2021-11-30 17:15||Ticket Closed:||2021-12-03 09:40|
|Ticket Description:||Brief loss of power in ZH|
Problem Description:Brief loss of power at University of Zurich.
Between 16:41 and 17:07 we observed a loss of power at the PoP UZH Irchel.
SWITCHlan's backbone routers ZH1 and ZH3 rebooted.
16:41: Voltage dip detected
16:46: Services have recovered after power was restored.
17:07: One optical amplifier required a cold reset to return into operation.
UZH staff confirmed the power glitch at the datacenter Irchel.
All times are in local Swiss time CET / CEST.
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