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Unscheduled:
* April 16th: There was a brief outage on the West Red network.
* April 11th: A faulty patch to a SUNET transmission node caused an outage on the green link to KAU.
* April 3rd: Faulty fiber in the stretch between Linköping and Norsholm caused an outage in the south red network. Fiber was re-patched and services were restored.
* March 19th: A short outage was noticed on the backbone link to UmU due to a power restart of the transmission card in Tuggen. That card was replaced.

Scheduled:
* April 25th: Planned maintenance was performed to troubleshoot signal degradation in the North Red network in Uppsala.
* April 21st: Carrier performed a planned fiber maintenance.
* April 18th: SUNET's fiber supplier performed maintenance work on the South Red network in Malmö.
* April 17th: SUNET's fiber supplier performed move of circuits between Borås and Alingsås.
* April 15th: Emergency maintenance was performed on SUNET transmission equipment in Örebro (West Green network) in order to replace bad patching.
* April 11th: Emergency wavelength optimization was performed on the west green network.
* April 7th: Carrier performed a planned fiber maintenance.
* April 7th: Carrier performed a planned fiber maintenance.
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