Drag and drop the IS-IS router type on the left to its correct description on the right.
[table][tr][td]Level 1 routers[/td][td]|[/td][td]learn paths between areas[/td][/tr] [tr][td]Level 1-2 routers[/td][td]|[/td][td]learn paths within the area they connect to and between areas[/td][/tr] [tr][td]Level 2 routers[/td][td]|[/td][td]learn paths within the area they connect to[/td][/tr][/table]