9:53 p.m.
Ticket Number : SUNETTICKET-8044
Ticket Type : Unscheduled
Ticket Status : Resolved
Ticket Summary : Link Down JKG-VXJ
Ticket Scope : Link
Ticket Opened : 20220802 12:16 UTC
Ticket Closed :
Problem Start : 20220802 12:06 UTC
Problem End : 20220802 19:02 UTC
Affected organisations:
* NORDUnet, SUNET, Netnod
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Description:
* Core link between Växjö and Jonköping is down.
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Impact:
* Below services are affected:
SU-S003624 DWDM - Alienwave STHB - ORE NDN2
193.60THz NORDUnet
SU-S003638 DWDM - Alienwave STHB- ORE NDN3 193.20THz
(Cinia) NORDUnet
SU-S003649 DWDM - Alienwave STHB - ORE NDN2
192.55THz NORDUnet
SU-S003656 DWDM - Alienwave Wave for Netnod
"dwdm1-stb.sth.netnod.se" to
"dwdm1-nnb.mmo.netnod.se" Netnod
SU-S003659 DWDM - Alienwave STHB - ORE NDN1
193.10THz NORDUnet
SU-S003801 DWDM - Alienwave AW Netnod BCK - Malmö Netnod
SU-S003820 DWDM - Alienwave AW Netnod STHB(stc.sth) -
ORE(IXN.CPH) Netnod
Reduced redundancy for affected organizations
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Update:
* 20220802 12:26 UTC
Outage is being investigated.
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* 20220802 12:54 UTC
We see the signal towards Rusken (RUS) from Jonköping (JKG)
has degraded that caused the outage. We will open a ticket
with our fiber provider.
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* 20220802 12:56 UTC
Correction: It is the signal towards Jonköping from Rusken
that has degraded.
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* 20220802 13:19 UTC
The issue is escalated to service provider.
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* 20220802 17:54 UTC
Service provider has performed OTDR measurement and found
the signal degradation in sub-carrier´s segment. They have
escalated to the concerned party. No ETR at the moment.
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* 20220802 19:52 UTC
Provider has replaced the faulty patch and services have
restored.
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For information about SUNET tickets and the sunet-fail list visit:
http://www.nunoc.org/nunocweb/open_trouble_tickets.html