Refer to the exhibit. Given this deployment model and the Enterprise applications, the Teleworker Router provides which functions?（） 
- A、Broadband access termination
- B、IPSec tunnel termination
- C、H323 Signaling termination
- D、Traffic Shaping
- E、Compressed RTP（cRTP）for bandwidth optimization
正确答案:B,D
答案解析:有
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