Volleyball defensive systems
Words you need
- Line: the attack straight down the sideline. Cross (or angle): the attack diagonally across the court.
- Off-blocker: the front-row player who does not block. On a two-player block on one side, the player on the other side of the court.
- Block shadow: the area behind the block that the block protects. Defenders stand outside it, where the ball can actually go.
- Tip: a soft touch over or around the block.
Base positions
Before the opponent attacks, the team waits in a base: blockers at the net spread across the court, back-row defenders near the middle of their area, ready to move. Once the opponent’s setter releases the ball, everyone runs to their spot for that attack. Base positions differ between teams; in this site’s tools they follow the default switches: outside hitter blocks left, middle blocks in the middle, setter or opposite blocks right, libero left back, outside hitter middle back, setter or opposite right back.
Blocking assignments
With the usual front-row switch:
- The right-side blocker (setter or opposite) blocks the opponent’s outside hitter, who attacks from their left.
- The left-side blocker (outside hitter) blocks the opponent’s opposite.
- The middle blocker blocks the opponent’s middle, then moves out to make a two-player block on the pins.
The outside blocker sets the block’s position; the middle closes next to them. The team decides whether the block takes line (blocker lines up on the hitter’s arm, defenders play cross) or cross (block sits further in, a defender takes line). Against a weaker team, blocking only the middle and letting the wings defend is common.
Perimeter defense (middle back deep)
The most common system at club level and the default on this site.
Against an attack from the opponent’s left (your right side):
- Two blockers: your right-side blocker and middle blocker.
- Right back (zone 1): line, behind the block, roughly 6 to 7 metres from the net near the sideline.
- Middle back (zone 6): deep, near the end line, covering the seam between the block and the cross.
- Left back (zone 5): cross, deep in the diagonal.
- Off-blocker (left front): drops back to around the attack line for the sharp cross and short balls.
The attack from the other side is mirrored.
- Pros: strong against hard-hitting teams; covers the deep court well.
- Cons: the middle of the court, just behind the block, is open for tips. Someone has to chase them; usually the off-blocker or the line defender.
Rotational defense
The back row rotates towards the attack:
- Against an attack from the opponent’s left, right back (zone 1) comes up behind the block to take tips.
- Middle back (zone 6) rotates over to defend the line, deep.
- Left back (zone 5) takes the deep cross.
- The off-blocker drops to cover the sharp angle.
It is very good against tips and roll shots, because the defender behind the block is in place early. The downside is that the deep corner on the line side can be open, and players have to move more.
Middle-up (6-up)
The middle back (zone 6) moves up to just behind the block, around the attack line, and takes every tip. The two wing defenders (zones 1 and 5) take deep line and deep cross.
- Pros: easy to learn, perfect against teams that tip a lot. Common in recreational and youth play.
- Cons: the deep middle of the court is empty, so a hard ball over the block or a deep roll shot can land there.
Tip coverage
Whatever the system, someone must own the tip. Agree who: the off-blocker, the line defender, or the middle back in a middle-up. The rest stay low and still when the hitter contacts the ball: a defender on the move rarely digs a hard attack.
Covering your own hitter
When your team attacks, the ball can come straight back off the opponent’s block. Attack coverage means the others crouch low around your hitter to catch it:
- Close ring: two or three players (often the setter, the middle who did not get the set, and the back-row player behind the hitter) form a tight half-circle about a metre or two from the hitter.
- Second ring: the remaining players fill the gaps further back.
- Everyone stays low, eyes on the block, not on the hitter.
Teams often describe it as “3-2” coverage: three close, two behind.
Choosing a system
- Opponent hits hard: perimeter.
- Opponent tips a lot or attacks softly: middle-up or rotational.
- Beginners: middle-up is easiest to explain; perimeter is worth learning as soon as the team blocks well.
Set the defense in the position explorer and step through each rotation to see where each player goes.