SWITCHlan Trouble Tickets

Transparency is very important to us. We therefore publish all trouble tickets about issues that have an impact on our customers. We show both currently open tickets as well as all closed tickets.

Ticket 20120305_1

Ticket Number: 20120305_1Ticket State: CLOSED
Ticket Opened: 2012-03-05 13:34Ticket Closed: 2012-03-23 07:04
Ticket Description: Scheduled interruption of SBB fiber links between Dietlikon and Effretikon
Scheduled Starttime: 2012-03-22 22:30:00Scheduled Endtime: 2012-03-23 01:45:00

Problem Description:

There will be maintenance by SBB on fiber links between Dietlikon and Effretikon.
This will
- interrupt fiber connections used by PHZH, PHSH, ZHAW, ETHZ
- reduce the redundancy of the SWITCH network access for ZHAW, PHTG
- disconnect the peering to BELWUE

Affected:

From 2012-03-23 01:45 until 2012-03-23 01:47
Impact: no more redundancy
Service: network access
Sites: ZHAW


From 2012-03-23 01:30 until 2012-03-23 01:45
Impact: Total loss of connectivity
Service: darkfiber
Sites: Mäander_Irchel


From 2012-03-23 01:25 until 2012-03-23 01:32
Impact: no more redundancy
Service: network access
Sites: PHTG


From 2012-03-22 22:30 until 2012-03-22 22:45
Impact: Total loss of connectivity
Service: darkfiber
Sites: ETHZ_Lindau


From 2012-03-22 20:30 until 2012-03-23 05:02
Impact: Total loss of connectivity
Service: peering
Sites: BELWUE



Actions:


2012-03-23 05:05
Peering to BELWUE switched on.
Links ZH-KR and EZ-WI successfully tested.

2012-03-22 20:31
10G Peering to BELWUE stopped in order to protect the 1G backup links of the East ring from overload.


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