What are two characteristics of Server Load Balancing router mode？（）

• A、 The design supports multiple server subnets Cisco 642-874： Practice Exam
• B、 An end-user sees the IP address of the real server
• C、 SLB routes between the outside and inside subnets
• D、 The source or destination MAC address is rewritten， but the IP addresses left alone
• E、 SLB acts as a "bump in the wire" between servers and upstream firewall or Layer 3 devices