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Ticket 20140107_3

Ticket Number: 20140107_3Ticket State: CLOSED
Ticket Opened: 2014-01-07 15:57Ticket Closed: 2014-01-08 12:09
Ticket Description: Scheduled memory upgrade swiZH2
Scheduled Starttime: 2014-01-08 11:00:00Scheduled Endtime: 2014-01-07 12:00:00

Problem Description:

We need to upgrade the memory of swiZH2.
Thus we will shut down ZH2 between 11:00 and 12:00 on Wednesday, January 8th 2014 for around 15 minutes. Traffic will be re-routed via alternative paths.


From 2014-01-08 11:00 until 2014-01-08 12:00
Impact: Total loss of connectivity
Service: P2P/OPN
Sites: ETHZ-BSSE-zh2-ba1, ETHZ-CSCS-zh2-lug2

From 2014-01-08 11:00 until 2014-01-08 12:00
Impact: no more redundancy
Service: network access
Sites: ETH, HfH, UZH


2014-01-08 11:12
swiZH2 is back online with upgraded memory.

2014-01-08 11:01
BGP sessions to UZH and ETHZ shutdown.
Router swiZH2 turned off.
Exchanged memory modules.

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