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  • 201305 - Public report

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Unscheduled:

  • May 27th: The link flap was possibly caused by an issue on the stretch Karlstad-Trollhättan, but the actual cause for the flap could not be found. The link has been stable so we will now close this caseWe experienced a short flap on our west red network. No RFO was found.
  • May 24th: A synchronization failure on the a transmission card in Karlstad caused an outage on the green link to KAU. The reboot A restart of the transmission card restored the traffic.
  • May 22nd: A We had a faulty card in our DWDM equipment in Karlstad causing caused outage on the green network. The card was replaced.

Scheduled:

  • May 7th: Transponder Broken transponder cards were replaced on SUNET transmission equipment in Halmstad.
  • May 3rd: Fiber maintenance was performed by carrier on the stretch Borås-Ulricehamn.
  • May 2nd: A planned maintenance in the north green network on the stretches Fredhäll-Uppsala and Fredhäll-Sundsvall was performed.

Scope

Unscheduled

Scheduled

Total

Hardware

1 pcs 08:11

1 pcs 01:14

2 pcs 09:25

Link

2 pcs 00:27

1 pcs 00:06

3 pcs 00:33

None

0 pcs

1 pcs 00:01

1 pcs 00:01

Routing

0 pcs

0 pcs

0 pcs

Software

0 pcs

0 pcs

0 pcs