Regarding the characteristics of the LAN-FREE backup method, which of the following is incorrect?

Regarding the characteristics of the LAN-FREE backup method, which of the following is incorrect?
A . The backup data stream does not occupy LAN resources
B . The backup proxy does not affect the performance of the application server
C . Backup performance is usually higher than that of LAN-BASED
D . Does not affect user network performance

Answer: B