Dungeons
From Lineage 2 Encyclopaedia
Dungeons (Instances) - game areas created separately for each group of players which goes there together, or for one player. To meet another group of players (or player) who have come into the same dungeon is impossible - they have their own copy of the dungeon.
Party Dungeons
Kamaloka (Labyrinth of the Abyss)
Delusion Chamber - North, South, West, East
Delusion Chamber - Square and Tower
Kartia's Labyrinth - party type
Solo Dungeons
Pailaka - Song of Ice and Fire
Kartia's Labyrinth - solo type