|Ticket Number:||20180621_1||Ticket State:||CLOSED|
|Ticket Opened:||2018-06-21 17:31||Ticket Closed:||2018-07-03 00:23|
|Ticket Description:||Scheduled maintenance between Grindelwald and Jungfraujoch|
|Scheduled Starttime:||2018-07-02 19:15:00||Scheduled Endtime:||2018-07-03 02:00:00|
Problem Description:Jungfraubahnen is planning major construction work near Eigergletscher, which requires the dislocation of their fiber cable. Connectivity to the research station Jungfraujoch will be lost during the work from July 2, 2018, 19:15 to July 3, 2018, 02:00.
Affected:From 2018-07-02 19:15 until 2018-07-03 02:00
Impact: Total loss of connectivity
proper link status confirmed to maintenance team - ticket closed
links to Spiez and Interlaken are up again with nearly identical attenuation values
fibers cut - loss of connectivity to Jungfraujoch
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