[Sunet-fail] SUNETTICKET-8079, Unscheduled, Closed, Link unstable lla1 - kir3

Ticket Number : SUNETTICKET-8079 Ticket Type : Unscheduled Ticket Status : Closed Ticket Summary : Link unstable lla1 - kir3 Ticket Scope : Link Ticket Opened : 20220825 11:38 UTC Ticket Closed : 20220927 7:48 UTC Problem Start : 20220825 10:49 UTC Problem End : 20220903 3:36 UTC Affected organisations: * SUNET ---- Description: * The link between lla1-r2 - kir3-2 is unstable. The link between lla1-r2 and kar1-r1 is also showing issues. ---- Impact: * The following service is affected: SU-S002102 Backbone kir3-r2 - lla1-r2 SU-S002106 Backbone kir3-r2 - kar1-r1 Reduced redundancy in SUNET backbone. ---- Update: * 20220825 13:37 UTC The reason for outage was due to an unexpected reboot of FPC-card. Escalating to provider. ---- * 20220825 18:46 UTC Connection went down again due to issues with the FPC card. ---- * 20220826 4:02 UTC The circuit went down again. This time even the backbone link between kir3-r2 - kar1-r1 was affected. ---- * 20220826 4:24 UTC Escalated to Netnordic. ---- * 20220907 13:18 UTC We will restart SPMB card on the affected routing engine in SUNETTICKET-8097 ---- Final ticket report: * Issues with the link lla1-r2 - kir3-2. This was due to issues with fabric planes caused due to SPMB0 HSL2 communication errors with FPCs. We solved it be rebooting SPMB0. ---- -- For information about SUNET tickets and the sunet-fail list visit: http://www.nunoc.org/nunocweb/open_trouble_tickets.html