SWITCHlan Trouble Tickets

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Ticket 20070806_1

Ticket Number: 20070806_1Ticket State: CLOSED
Ticket Opened: 2007-08-06 06:56Ticket Closed: 2007-08-07 07:05
Ticket Description: interruption of Links Zürich - Winterthur and Zürich - SG

Problem Description:

2006-08-06 00:23
The links
ETHZ - ZHWin
UZH - UniSG
are interrupted.
There is reduced redundancy for all sites of Eastring but no loss of connectivity.
All traffic is rerouted automatically.
The same event caused an interruption of a fiber pair rented by ZHWin/PHZH/PHSH for their own network.

Actions:


2007-08-06 16:45
The fibers rented by PHZH and ZHWin for their own network are fixed too.

2007-08-06 15:45
The fibers of Eastring are fixed.

2007-08-06 13:20
SBB expects to fix the problem by late afternoon. Either by putting a temorary cable at the same route or by using fibers in an existing cable at an alternative route - which might be about 7 km longer.

2007-08-06 08:23
ZHWin informed that the links Winterthur - Wädenswil and PH Schaffhausen - PH Zürich are interrupted too.

2007-08-06 06:51
SWITCH called SBB Netop and got the information about a fiber cut in Kempthal. A car crashed into a SBB building which caused severe damage to the fiber infrastructure.


For all questions about this ticket, please send mail to noc@switch.ch
or call +41 44 268 15 30.