多項(xiàng)選擇題

Which three statements about RSTP are true?（）

A. RSTP significantly reduces topology reconverging time after a link failure.
B. RSTP expends the STP port roles by adding the alternate and backup roles.
C. RSTP port atates are blocking,discarding,learing,or forwarding.
D. RSTP also uses the STP proprsal-agreement sequence.
E. RSTP use the same timer-baseed process as STP on point-to-point links.
F. RSTP provides a faster transition to the forwarding state on point-to-point links than STP does.

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多項(xiàng)選擇題

What are two benefits of using NAT?（）

A. NAT protects network security because private networks are not advertised.
B. NAT accelerates the routing process because no modifications are made on the packets.
C. Dynamic NAT facilitates connections from the outside of the network.
D. NAT facilitates end-to-end communication when IPsec is enable.
E. NAT eliminates the need to re-address all host that require extemal access.
F. NAT conserves addresses through host MAC-level multiplexing.

多項(xiàng)選擇題

Which two commands correctly verify whether port security has been configured on port FastEthernet 0/12 on a switch?（）

A. SW1#show swithport port-security interface FastEthernet 0/12
B. SW1# show swithport port-secure interface FastEthernet 0/12
C. SW1# show port-secure interface FastEthernet 0/12
D. SW1#show running-config
E. SW1#show port-security interface FastEthernet 0/12

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Which three statements about RSTP are true?（）

你可能感興趣的試題

What are two benefits of using NAT?（）

Which two commands correctly verify whether port security has been configured on port FastEthernet 0/12 on a switch?（）

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