201809 - Public report

Unscheduled:

• September 25th: The link between GLV1 (Gällivare) and JKK1 (Jokkmokk) had a two short flaps. No RFO found.
• September 12th: Dark Fiber between Linköping and Norrköping was down. The link has restored since 14:54 UTC, 12th Sept.

• September 8th: The core link between Växjö and Lund was down. We restarted the FPC to restore the link.
• September 3rd: A short flap was noticed on the fiber stretch between Himmeta and Västerås. No RFO was found.

Scheduled:

• September 25th: SW vendor performed software update on crowd
• September 24th: Following an alarm on our transmission equipment in Borlänge (BOR10), we needed to replace an internal fiber patch and eventually an amplifier card.
• September 16th: Fiber provider performed a planned fiber maintenance between Älvsbyn and Åkroken.
• September 16th: Fiber provider cut and spliced a cable between Gargnäs and Arvidsjaur.
• September 14th: The ILA site in Borgvik (BVK2) was decommissioned and the fiber towards Torsby (TOY1) was migrated to Borgvik 1 site (BVK1).
• September 13th: The ILA site in Borgvik (BVK1) was optimised to a ROADM. New hardware was installed and the fiber connections were moved there.
• September 12th: Fiber supplier will perform fiber maintenance in Västerås. This affected the link between mdh-r1 and fsn2-r2.
• September 11th: We performed router software upgrade on our router KAU1-R1
• September 3rd: We performed troubleshooting on interface between lba-r1 and fsn2-r1 which caused an interface flap.
• September 2nd: Fiber provider planned to cut and splice a cable between Gargnäs and Arvidsjaur, but the maintenance was postponed.