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