A. The PFE controls the RE by providing Layer 2 and Layer 3 forwarding tables
B. The PFE implements advanced services such as policing, stateless firewall filtering, and class of service
C. The PFE sends traffic to the RE for systematic packet forwarding
D. The PFE receives hardware and environmental status messages from the RE
第1题:
The(16)describes, in detail, the project's deliverables and the work required to create those deliverables.
A.project scope statement
B.project requirement
C.project charter
D.product specification
第2题:
第3题:
第4题:
第5题:
第6题:
14、设三相异步电动机在额定状态运行时的定、转子铁耗分别为pFe1和pFe2,则有()。
A.pFe1< pFe2
B.pFe1=pFe2
C.pFe1>pFe2
D.pFe1 ≈ pFe2