Basic Volleyball Rules and Terminologies – MSport GH

6 players on the floor at any one time - 3 in the front row and 3 in the back row
Maximum of 3 hits per side
Points are made on every serve for wining team of rally (rally-point scoring).
Player may not hit the ball twice in succession. (A block is not considered a hit.)
Ball may be played off the net during a volley and on a serve.
A ball hitting a boundary line is in.
A ball is out if it hits an antennae, the floor completely outside the court, any of the net or cables outside the antennae, the referee stand or pole, the ceiling above a non-playable area.
It is legal to contact the ball with any part of a player’s body.
It is illegal to catch, hold or throw the ball.
A player cannot block or attack a serve from on or inside the 10-foot line.
After the serve, front-line players may switch positions at the net.
Matches are made up of sets; the number depends on level of play. 3-set matches are 2 sets to 25 points and a third set to 15. Each set must be won by two points. The winner is the first team to win 2 sets. 5-set matches are 4 sets to 25 points and fifth set to 15. The team must win by 2 unless tournament rules dictate otherwise. The winner is the first team to win three sets.

When serving, the player steps on or across the service line as while making contact with the ball.
Failure to serve the ball over the net successfully.
Ball-handling errors. Contacting the ball illegally (double touching, lifting, carrying, throwing, etc.)
Touching the net with any part of the body while the ball is in play.
When blocking a ball coming from the opponent’s court, it’s illegal to contact the ball when reaching over the net if both your opponent has not used 3 contacts AND they have a player there to make a play on the ball.
When attacking a ball coming from the opponent’s court, contacting the ball when reaching over the net is a violation if the ball has not yet broken the vertical plane of the net.
Crossing the court centerline with any part of your body is a violation. Exception: if it is the hand or foot. In this case, the entire hand or entire foot must cross for it to be a violation.
Serving out of rotation/order.
Back-row player blocking (deflecting a ball coming from the opponent) when, at the moment of contact, the back-row player is near the net and has part of his/her body above the top of the net. This is an illegal block.
Back-row player attacking a ball inside the front zone (the area inside the 3M/10-foot line) when, at the moment of contact, the ball is completely above the net. This is an illegal attack.