Which three statements about the route preference of IS-IS are true? (Choose three.)
A.
An L1 path is preferred over an L2 path.
B.
An L2 path is preferred over an L1 path.
C.
Within each level, a path that supports optional metrics is preferred over a path that supports
only the default metric.
D.
Within each level of metric support, the path with the lowest metric is preferred.
E.
The Cisco IS-IS implementation usually performs equal cost path load balancing on up to eight
paths.
F.
Both L1 and L2 routes will be installed in the routing table at the same time.