问题:
A . When you want to drop excess traffic above the CIR
B . When there is a speed mismatch between the central site and the remote site
C . When using Frame Relay SVCs
D . When over-subscribing the central site link
E . When LLQ is implemented on the Frame Relay PVC
F . When Multilink PPP LFI is implemented on the Frame Relay PVC
● 参考解析
本题暂无解析