201211 - Public report

Unscheduled:

• November 23rd: There was a fiber break causing an outage on DU's red link.
• November 22nd: During a site intervention (SUNETTIKCET-2198) there was an outage on the terminating circuits in Linköping. The outage was caused by a miscommunication of the work scope between NUNOC and the supplier.
• November 21st: A fiber break in Sundsvall caused outages on SUNET's core and MIUN's redundancy.
• November 12th: The link between SUNEt routers m1fre and gu-br1 suffered an outage which caused loss of redundancy to GU as their green network connection was affected. The reason for the outage was a bad patch cable in the supplier's sub-carrier's equipment.
• November 7th: An outage was noticed on the link between Stockholm and Narvik. The reason was a cut power cable to the site in Abisko.

Scheduled:

• November 26th: A faulty card (1-B-3) has been replaced on transmission equipment located at KTH.
• November 26th: A planned fiber maintenance between Växjö and Älmhult was performed to resolve a degraded signal issue.
• November 22nd: Planned maintenance was performed on the South Green network between Linköping and Sundhultsbrunn in order to troubleshoot signal quality issues.
• November 20th: Planned maintenance was performed to replace the patching for the SP red link in SUNET's PoP in Borås.
• November 8th: A planned maintenance to replace a controller card on one of our transmission equipment in Stockholm was performed successfully.
• November 6th: A NORDUnet router was upgraded to a newer software version, affecting OSO's connection to JIVE.
• November 4th: Carrier performed fiber maintenance in Göteborg.