A、 It is not as common as bridge mode

B、 The MSFC is not directly connected to the CSM

C、 Outbound traffic from servers may need to be directed by PBR or CSNAT to the CSM

D、 The SLB is moved to a position where selected inbound and outbound server traffic goesthrough the SLB

E、 The CSM statically routes inbound server traffic to the aggregation switch FWSM， then to the connected server subnet