2026-08 Public Report

Unscheduled:

• August 25th: Link down alarms were triggered on some KI links between DCO and Stockholm during interface configuration. 
• August 24th: We experienced a fiber break between Tomelilla - Kristianstad due to unannounced maintenance.
• August 19th: The link between Växjö - Nybro was down due to a fiber break in a sub-provider network.
• August 19th: The link to LNU was down due to a fiber break.
• August 14th: The Borlänge–Ludvika link is currently down due to fiber maintenance. The maintenance is being tracked under ticket SUNET-3137.
• August 7th: The link between Karlstad - Luleå was down due to a fiber cut.
• July 24th: Link flaps and errors were observed between Sundsvall–Falun. Problem was resolved after turning off automatic monitoring in ALM. 

Scheduled:

• August 25th: Provider performed cable rerouting between Lund - Malmö and Lund - Mörarp.
• August 20th: Provider performed fiber maintenance in Malmö.
• August 19th: Provider performed fiber maintenance between Hedenlunda - Kolbotten.
• August 17th: Provider performed fiber maintenance between Ludvika - Löa.
• August 14th: Provider performed fiber maintenance between Borlänge - Ludvika.
• August 14th: Provider performed fiber maintenance in Uppsala.
• August 12th: SUNET performed emergency maintenance to replace the optics in Lund.
• August 11th: SUNET performed emergency maintenance in Stockholm.
• August 11th: SUNET performed emergency maintenance to inspect and clean the cable and optics in Lund.
• August 10th: Provider performed software maintenance in Umeå. No outage observed.
• August 10th: Provider performed a fiber maintenance in Luleå.
• August 6th: Provider performed fiber maintenance between Stockholm - Södertälje. No outages were observed.
• June 15th: Provider is performing replacement of overhead line to new OPGW to replace Skyward cable. The maintenance is being tracked internally.