The bsr-border router PIM interface configuration command is used for what purpose?
A . To enable the router as the candidate RP
B . To enable the router as the candidate BSR
C . To enable the router as the BSR mapping agent
D . To set up an administrative boundary to prevent BSR messages from being sent out through an interface
E . To define a boundary to restrict the RP discovery and announcement messages from being sent outside the PIM-SM domain
Answer: D
Explanation: