SIMULATION LAB
Rotation & Overlap Lab
Move player positions and test receiving-team positional relationships at service contact.
ROTATION & OVERLAP LAB
Move a player. See the overlap decision instantly.
Deterministic training model for standard FIVB receiving-team positional relationships at service contact.
NET / CENTRE LINE
PLAYER CONTROL
P6
SCENARIO
Legal positional relationship
LIBERO REPLACEMENT CHECK
Replacement legal in this standard-rule model
Training approximation: the real rule is judged from players’ feet in contact with the floor at service contact. Use VolleyCore evidence for the exact current rule text and competition context.