3d560d81-57d0-438b-a2a1-5334dba0651a widget 9111f20f-e680-4001-b83f-19a2fc23bfc1 1.0 l3-network resource VL 1 Virtual link (VL) describes the basic topology of the connectivity as well as other required parameters (e.g. bandwidth and QoS class). F unbounded