Yamaha(config)#power-inline enable (1)
Yamaha(config)#interface port1.8
Yamaha(config-if)#power-inline description AP1 (2)
Yamaha(config-if)#power-inline priorty critical (3)
Yamaha(config-if)#power-inline enable (4)
Yamaha(config-if)#exit
Yamaha(config)#exit