|Ticket Number:||20070418_1||Ticket State:||CLOSED|
|Ticket Opened:||2007-04-18 13:02||Ticket Closed:||2008-01-16 17:01|
|Ticket Description:||Scheduled power interruption in Goldau|
|Scheduled Starttime:||Scheduled Endtime:|
Problem Description:2007-04-23 02:00 - 04:30
Power interruption in Goldau station due to maintenance work of power company.
The UPS will most probably have not enough capacity to backup the whole period of interruption.
Affected:From 2007-4-23 03:48 - 04:59
Total Loss of connectivity:
CPF link CNAF-GRIDKA-LHCOPN-001 between Manno and Basel
no more redundancy:
Sites of east ring, in Tessin, VSnet, FHZ.
These sites remained reachable through redundant path - all traffic was rerouted automatically.
The power outage lastet from 01:30 until 04:00
The UPS was able to back up power supply until 03:48
Between 03:48 and 04:00 the DWDM equipment finally lost power and all links passing Goldau PoP went down.
At 04:00 power was back again and all our equipment and links came up automatically.
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