Hazard Summary
Type: Network Hazard
Date: Thursday 27 February, 6pm. 
Hazard: 10 GigE NCI-AARNET Link
Affected: External network connectivity to NCI services.

Dear NCI Users,

System monitoring has identified further issues regarding network connectivity to NCI services. 

AARNET Network Engineers will switch to a 1GBit backup link at 6pm this evening whilst the primary NCI-AARNET 10GBit link is repaired.

During the fail-over, there will be a short hazard period as a small number of TCP sessions and transfers may be affected.

An additional update will be provided tomorrow.

Best regards,
NCI Storage and Infrastructure