SWITCHlan Trouble Tickets

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Ticket 20090626_1

Ticket Number: 20090626_1Ticket State: CLOSED
Ticket Opened: 2009-06-26 09:00Ticket Closed: 2009-06-29 11:08
Ticket Description: DWDM amplifier outage in Zuerich

Problem Description:

An optical amplifier located at SWITCH-PoP "UZH" is out of service since today 08:35. Therefore some backbone links Zuerich->Geneva are unavailable. However alternative paths are available and no service degradation is expected.

Cause of this outage the site HFT-SO has lost one of its two backbone uplinks.


From 2009-06-26 08:35 until 2009-06-26 10:25
Impact: no more redundancy
Sites/Services: HFT-SO


2009-06-29 11:00
No more outages or errors have been observed within the last 72 hours. Closing ticket.

2009-06-26 10:25
The amplifier at UZH has been replaced and all links are operational again. The redundancy for HFT-SO is restored.

2009-06-26 09:00
SWITCH staff and our partner Deltanet AG are already underway in order to replace the defective part.

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