Unscheduled:
- April 28th: Two colliding planned maintenance caused an outage on the link to IRF and LTU.
- April 27th: A broken rectifier in the site in Ulrichehamn caused an outage on the west green network.
- April 21st: The red link to MAH did not restore after unannounced fiber maintenance. After reboot of transmission cards and rebuilt of cross-connects, the connectivity was restored.
- April 14th: The north red network was down due to a fiber break outside Stockholm.
- April 4th: One of the transmission node in Fredhäll was stuck in a reboot-loop after firmware upgrade. After replacement of both controller card and flash card, the node was back up.
- April 2nd: The interface between LNU and Stockholm on the red network flapped. Reason for outage was not found.
Scheduled:
- April 28th: Carrier performed a planned fiber maintenance outside Luleå.
- April 9th: A broken transmission card in Luleå was replaced on the north red network.
- April 8th: Supplier performed a planned maintenance in Malmö.
Scope | Unscheduled | Scheduled | Total |
|---|---|---|---|
Hardware | 1 pcs 02:15 | 1 pcs 01:35 | 2 pcs 03:50 |
Link | 1 pcs 07:36 | 1 pcs 1d 13:53 | 2 pcs 1d 21:29 |
None | 4 pcs 18:28 | 1 pcs 03:09 | 5 pcs 21:37 |
Routing | 0 pcs | 0 pcs | 0 pcs |
Software | 0 pcs | 0 pcs | 0 pcs |