@param mr_is_interface_rx - Interface Receive path
@param mr_is_interface_rx - RPF-ID Receive path. The next-hop interface
is used as the RPF-ID
@param mr_is_interface_rx - Interface Receive path
@param mr_is_interface_rx - RPF-ID Receive path. The next-hop interface
is used as the RPF-ID
@param mr_next_hop_weight - The weight, for UCMP
@param mr_next_hop[16] - the nextop address
@param mr_next_hop_sw_if_index - the next-hop SW interface
@param mr_next_hop_weight - The weight, for UCMP
@param mr_next_hop[16] - the nextop address
@param mr_next_hop_sw_if_index - the next-hop SW interface