單項(xiàng)選擇題

The following was configured on a switch：
Switch（config） # spanning-tree portfast bpdufilter default
What is the effect of this configuration command？（）

A.If BPDUs are received by a port configured for PortFast， they are ignored and none are sent.
B.The command will enable BPDU filtering on all ports regardless of whether they are configured for BPDU filtering at the interface level.
C.If BPDUs are received by a port configured for Portfast， the port will transition to forwarding state.
D.If BPDUs are received by a port configured for PortFast， then PortFast is disabled and the BPDUs are processed normally.
E.None of the other alternatives apply.

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多項(xiàng)選擇題

An SVI has been configured on a device.
Which two statements are true about a switched virtual interface （SVI）？（）

A.An SVI is normally created for the default VLAN （VLAN1） to permit remote switch administration.
B.Multiple SVIs can be associated with a VLAN.
C.SVI is another name for a routed port.
D.An SVI is created by entering the no switchport command in interface configuration mode.
E.An SVI provides a default gateway for a VLAN.

多項(xiàng)選擇題

The following output was displayed on a switch.

Study the exhibit carefully. The administrator is verifying that a CEF FIB entry exists to destination network 192.168.150.0. Given the output generated by the "show ip cef" and "show adjacency detail" commands，
which three statements are true？（）

A.The "valid cached adjacency" entry indicates that CEF will put all packets going to such an adjacency to the next best switching mode.
B.The number 003071506800 is the MAC address of the source IP address.
C.There is a valid CEF entry for the destination network 192.168.150.0.
D.The number 003071506800 is the MAC address of the 192.168.199.3 next hop IP address.
E.The counters （0 packets， 0 bytes） indicate a problem with the 192.168.199.3 next hop IP address.
F.There is an adjacency for the 192.168.199.3 next hop IP address.

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The following was configured on a switch： Switch（config） # spanning-tree portfast bpdufilter default What is the effect of this configuration command？（）

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An SVI has been configured on a device. Which two statements are true about a switched virtual interface （SVI）？（）

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The following was configured on a switch：
Switch（config） # spanning-tree portfast bpdufilter default
What is the effect of this configuration command？（）

An SVI has been configured on a device.
Which two statements are true about a switched virtual interface （SVI）？（）