Extracted Ticket


Ticket Number  : SUNETTICKET-6218
Ticket Type    : Unscheduled
Ticket Status  : Open
Ticket Summary : Issue with GAUS23-KVG11
Ticket Scope   : Link

Ticket Opened  : 20200326 10:29 UTC
Ticket Closed  : 

Problem Start  : 20200325 9:45 UTC
Problem End    : 20200325 9:53 UTC

Affected organisations:

      * NORDUnet
        ----

Description:

      * After a fiber break reported in SUNETTICKET-6214, we see a
        short outage on below services as the connection between the
        nodes KVG11(Kongsvinger) and GAUS23(Oslo) went down. We are
        investigating if this is caused by a hardware failure.
        
        SU-S003633	DWDM - Alienwave	TUG - GAUS23 NDN2 193.45THz,
        NU-S000666	NORDUnet 
        SU-S003634	DWDM - Alienwave	TUG - GAUS23 NDN3 193.20THz ,
        NU-S000422	NORDUnet 
        SU-S003664	DWDM - Alienwave	Alien wave for Nordunet TUG -
        GAUS23 192900GHz	NORDUnet 
        ----

Impact:

      * Reduced redundancy for NORDunet
        ----

Update:

      * 20200326 10:36 UTC
        This is escalated to our hardware provider.
        ----
        
      * 20200327 16:50 UTC
        Hardware provider is looking at the logs and new network
        topology. An update will be provided Monday.
        ----
        
      * 20200528 16:14 UTC
        The fiber will be measured tomorrow night. Our ticket is
        SUNETTICKET-6376.
        ----
        
      * 20200617 6:14 UTC
        An attempt to fix the attenuation in the fiber took place
        last night. The problem still persists.
        ----
        
      * 20200623 15:04 UTC
        Next troubleshooting and repair will be done in
        SUNETTICKET-6443.
        ----
        
      * 20200625 8:39 UTC
        Escalated to hardware provider.
        ----
        
      * 20200707 22:04 UTC
        Hardware provider performed troubleshooting on the equipment
        today. Logs collected for further analysis.
        ----
        
      * 20200724 11:48 UTC
        ROADM in GAUS23(Oslo) will be restarted on 28th July. The
        reference is SUNETTICKET-6505.
        ----