LAG: RBC-GCF-VRC5 to Nexcore (4x10G)
LAG: RBC-GCF-VRC5 to NexCore A (10G)
LAG: RBC-GCF-VRC5 to Nexcore B (10G)
LAG: RBC-GCF-VRC5 to NexCore C (10G)
LAG: RBC-GCF-VRC5 to Nexcore D (10G)