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Ticket 20100323_1

Ticket Number: 20100323_1Ticket State: CLOSED
Ticket Opened: 2010-03-23 06:46Ticket Closed: 2010-03-25 10:48
Ticket Description: Scheduled maintenance on PoP IWB Basel
Scheduled Starttime: Scheduled Endtime:

Problem Description:

2010-03-25 09:30-11:00
The network access to the DWDM amplifier is interrupted. A hard reset is needed. This will interrupt the 10G link Zürich - Basel - Cern for a few minutes. The CBF link CNAF-GRIDKA-LHCOPN-001 will be down for a few minutes too.
All other traffic to the sites in Basel will automatically rerouted over 1 G backup links.

In a second step optical attenuators will be inserted in the link between Basel and Delémont.
No loss of connectivity is expected. All traffic will be rerouted automatically.


From 2010-03-25 10:15 until 2010-03-25 10:16
Impact: no more redundancy
Sites/Services: HES-SO AVP, HES-SO DEL, HE-ARC

From 2010-03-25 10:02 until 2010-03-25 10:03
Impact: Total loss of connectivity
Sites/Services: CBF CNAF-GRIDKA-LHCOPN-001

From 2010-03-25 10:02 until 2010-03-25 10:03
Impact: no impact
Sites/Services: UNIBAS, UNIBE

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