What is contained in an IS-IS CSNP message?
A.
all of the headers of the LSPs in a router’s link-state database
B.
all of the IP routes in a router’s link-state database
C.
all of the IP routes in a router’s routing table
D.
all of the LSPs in a router’s link-state database
Explanation:
https://sites.google.com/site/amitsciscozone/_/rsrc/1283493899938/home/is-is/is-is-packets/L2%20CSNP%20Packet.PNG