Which two external authentication methods are supported by the Junos OS for user authentication?（）

A. Accept all local routes
B. Accept all RIP routes
C. Accept no routes
D. Accept all direct routes

A. It is used as a tie breaker when the same prefix is available through multiple sources
B. It is used to determine which routes to accept into the routing table
C. It is used to select the best route between multiple equal-cost paths
D. It is used to select which routing table to use for forwarding

A. 00:90:69:9F:EA:46
B. FF:FF:FF:FF:FF:FF
C. 01:00:5E:28:12:95
D. 99:99:99:99:99:99