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Ticket 20200304_1

Ticket Number: 20200304_1Ticket State: CLOSED
Ticket Opened: 2020-03-04 09:03Ticket Closed: 2020-03-13 03:22
Ticket Description: Scheduled router software upgrade in Geneva (10.3.2020)
Scheduled Starttime: 2020-03-10 02:00:00Scheduled Endtime: 2020-03-10 06:00:00

Problem Description:

We will perform a software upgrade on our router swiCE4 on Tuesday, March 10th 2020 between 02:00 and 06:00 CET.
We expect two outages of about 15 minutes each due to the necessary reboots, but the whole maintenance window is reserved.
Traffic will be re-routed to redundant paths where applicable.
CIXP, Kurchatov peerings will be down during the upgrade.

Affected:

From 2020-03-10 02:00 until 2020-03-10 06:00
Impact: Total loss of connectivity
Service: P2P/OPN
Sites: EPFL-CBT-ls2-ce4, EPFL-CSCS-ce4-lg1, L2VPN-RKAU-INDIANAPOLIS, L2VPN-RKAU-SANTACLARA


From 2020-03-10 02:00 until 2020-03-10 06:00
Impact: no more redundancy
Service: network access
Sites: CERN, GEANT, RKAU


Actions:


2020-03-13 03:23
Upgrade considered successful, no problems seen.
Closing ticket.

2020-03-10 04:33
Maintenance is considered done, however if you notice any irregularities, please let us know.
We will keep this ticket open for a while until we're confident everything is running as it should.

2020-03-10 03:20
Connection to RKAU fixed.

2020-03-10 03:19
Connection to GEANT SWITCH AP2 fixed.

2020-03-10 02:45
Some 100G links won't come up (GEANT SWITCH AP2 and RKAU). Investigating.

2020-03-10 02:15
Upgrade started.


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.