PLACE

Use this command to specify your placement in a group's formation.

outside   You would like to stand outside the wall on your own.
wall      You would like to form up a wall with other members
          in your group to protect others.
inside    You would like to stand behind the other people
          forming up a wall for protection.  People inside the
          wall cannot be engaged or engage in melee combat except
          for ranged melee attacks like archery and sneak attacks
          like backstab and circle.

See FORMATIONS for an explanation how walls work. Use the group command to see the status of your group's wall.