Click the Exhibit button.
What does IS-IS/18 mean in the output displayed in the exhibit?
A.
These routes are internal Level 1 routes.
B.
These routes are internal Level 2 routes.
C.
These routes are external Level 1 routes.
D.
These routes are external Level 2 routes.
Explanation:
http://www.juniper.net/documentation/en_US/junos13.2/topics/reference/command-summary/show-isis-overview.html