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Ticket 20210903_1

Ticket Number: 20210903_1Ticket State: CLOSED
Ticket Opened: 2021-09-03 16:51Ticket Closed: 2021-09-07 07:56
Ticket Description: Interruption La-Chaux-de-Fonds - Neuch√Ętel

Problem Description:

The regional network HE-ARC has their dark fiber link between La-Chaux-de-Fonds and Neuch√Ętel down since 01:50, 3.9.2021.

Affected:

From 2021-09-03 01:50 until undefined
Impact: Total loss of connectivity
Service: darkfiber
Sites: HEARC-NE-DEL


Actions:


2021-09-07 07:57
SBB reports end of repair. Proper operation of broken fiber link veriified by HE-ARC. Closing ticket.

2021-09-06 16:53
SBB could locate the fiber break; as a repair of the cable is difficult (it is actually on a construction site), they will try to switch the faulty link to another fiber in the same cable. This work is scheduled for Tuesday morning (7.9.2021) from 08:00 to 10:00.

2021-09-06 11:52
SBB technician now on the way for troubleshooting; feedback promised by 15:30 approx.

2021-09-03 18:13
HE-ARC accepts that further troubleshooting and repair work ist posponed to Monday morning. Repair work will be possible during the day as the railway service is currently shut down for major reconstruction work.

2021-09-03 16:06
SBB OMC alerted

2021-09-03 16:02
HE-ARC could localize a fiber break which is within SBB's perimeter

2021-09-03 14:22
SBB contacted by phone. They claim not to have maintenance work ongoing on the relevant section.

2021-09-03 09:14
SBB contacted to learn about known problems, maintenances in the area etc. Meanwhile HE-ARC is inquiring with their local provider in La-Chaux-de-Fonds...

2021-09-03 07:25
report by HE-ARC


All times are in local Swiss time CET / CEST.
For all questions about this ticket, please send mail to noc@switch.ch
or call +41 44 268 15 30.