A disclosed switch includes: plural ports; a first unit that applies profile associated with identification data to a port of the plural ports, upon receiving a message, which includes the identification data of profile relating to the another apparatus, through a first link in a situation that another apparatus connected to the port through the first link is connected to another switch through a second link and the first and second link are virtually integrated; a second unit that generates information including a first identifier of the profile and a second identifier of the first and second links virtually integrated, and transmits the information to the another switch, upon receiving the message; and a third unit that applies profile associated with a third identifier to the port when that profile has not been applied, upon receiving the third identifier of the profile and the second identifier from the another switch.