5c12984d-db0f-4300-a0e0-9791775cc40f resource 88bdbadf-db8a-490f-881e-c8effcbc3f66 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 model-ver model-ver.model-version-id 9111f20f-e680-4001-b83f-19a2fc23bfc1 model.model-invariant-id 3d560d81-57d0-438b-a2a1-5334dba0651a