單項(xiàng)選擇題You want your Catalyst switch to implement a switching method that holds a packet in its memory until the data portion of the respected packet reaches the switch.Which method should you employ on your Catalyst switch?()

A. Fast Forward
B. Store and forward
C. Frag-free
D. None of the above


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1.多項(xiàng)選擇題What are two characteristics of "store and forward" switching?()

A. Latency fluctuates regardless of frame size.
B. The switch receives the complete frame before beginning to forward it.
C. Latency through the switch varies with frame length.
D. The switch checks the destination address upon receipt of headers.

3.多項(xiàng)選擇題Which fields are included in the TCP header?()

A. Source Port
B. Acknowledgement Number
C. Request Number
D. Destination Address
E. Window
F. Data

5.單項(xiàng)選擇題Which of the following protocols use both TCP and UDP ports?()

A. FTP
B. SMTP
C. Telnet
D. DNS
E. All of the above

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