多項選擇題

What are two functions of the RE?（）

A. to maintain routing tables
B. to forward traffic toward its destination
C. to manage the PFE
D. to implement various services such as policing, stateless firewall filtering, and class of service

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單項選擇題

Which statement is correct regarding the Junos OS?（）

A. The same Junos OS image is used on all Junos devices.
B. The Junos OS provides separation between the control and forwarding planes.
C. Each Junos OS image is based on model-specific source code.
D. The Junos OS creates a secondary instance of the kernel to ensure redundancy.

單項選擇題

What is the central processing component of the forwarding plane?（）

A. PFE
B. RE
C. Junos OS
D. forwarding table