A.The configuration to define Route-Distinguisher is Ip vrf bulle Rd 1:1
	B.A route distinguisher can be imported and exported to and from a VRF
	C.Route-Distinguisher is an 8 byte BGP attribute value used in influencing BGP best path algorithm.
	D.Route-Distinguisher is an 8 byte value used in creating unique VPNv4 address.
 
                            