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NORDUNET-2472

Opened:
2026/01/21 11:19 UTC

Emergency Link Maintenance (Stockholm - Örestad)

Maintenance:
2026/01/21 19:00 - 2026/01/21 23:00 UTC

Ticket type:
Scheduled

Scope:
Link

Status:
Closed

Description:
The NORDUnet wavelengths between Stockholm and Örestad will be moved back to the original optical paths within the SUNET infrastructure.
Impact:
The following services will be unavailable for a period no longer than 15 minutes:

NU-S000631 AW for Cinia (HMB-STO) BMA. Ch.55 (1551.72) Cinia ID: OTN10724)
NU-S000315 Backbone ORE-STHB (DCI 200G)
NU-S001684 Backbone ORE-STHB (400G)

Reduced redundancy for the NORDUnet backbone.

Affected organizations: Cinia, NORDUnet

Estimated outage:
15 min

Affected services: NU-S000315, NU-S000631, NU-S000672, NU-S000673, NU-S001684, SU-S003638, SU-S003649, SU-S003659

Final Ticket Report:
The NORDUnet wavelengths between Stockholm and Örestad were moved back to the original optical paths within the SUNET infrastructure.