單項選擇題

Which of these correctly identifies a difference between the way BPDUs are handled by 802.1w and 802.1D？（）

A.802.1D bridges do not relay BPDUs.
B.802.1w bridges do not relay BPDUs.
C.802.1D bridges only relay BPDUs received from the root.
D.802.1w bridges only relay BPDUs received from the root.

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問答題

【簡答題】
R1，R2，R3 are all in same ospf area， there is a virtual link between R1 and R3. Pls answer： Are the hello packets exchanged between the virtual link？

答案： The hello packets will not be ...

多項選擇題

Under which two circumstances would an RSTP bridge flush its CAM table？（）

A.upon a port state change
B.upon receiving a topology change notification
C.when transitioning from discarding to forwarding
D.when transitioning from forwarding to discarding
E.only when changing from listening to discarding
F.when CAM resources have been completely used up

Which of these correctly identifies a difference between the way BPDUs are handled by 802.1w and 802.1D？（）

你可能感興趣的試題

【簡答題】 R1，R2，R3 are all in same ospf area， there is a virtual link between R1 and R3. Pls answer： Are the hello packets exchanged between the virtual link？

Under which two circumstances would an RSTP bridge flush its CAM table？（）

Which of these correctly identifies a difference between the way BPDUs are handled by 802.1w and 802.1D？（）

【簡答題】
R1，R2，R3 are all in same ospf area， there is a virtual link between R1 and R3. Pls answer： Are the hello packets exchanged between the virtual link？

Under which two circumstances would an RSTP bridge flush its CAM table？（）