欧美xx高清,天天日天天插天天爽,91久久国产最好的精华液

單項(xiàng)選擇題Which port state is introduced by Rapid-PVST?（）

A.learning
B.listening
C.discarding
D.forwarding

您可能感興趣的試卷

你可能感興趣的試題

1.單項(xiàng)選擇題 The following configuration line was added to router R1
Access-list 101 permit ip 10.25.30.00.0.0.255 any
What is the effect of this access list configuration？（）

A.ermit all packets matching the first three octets of the source address to all destinations
B.permit all packet matching the last octet of the destination address and accept all source addresses
C.permit all packet matching the host bits in the source address to all destinations
D.permit all packet from the third subnet of the network address to all destinations

點(diǎn)擊查看答案

2.單項(xiàng)選擇題Given an IP address 172.16.28.252 with a subnet mask of 255.255.240.0， what is the correct networkaddres？（）

A.172.16.16.0
B.176.24.0.0
C.172.16.0.0
D.172.16.28.0

點(diǎn)擊查看答案

3.單項(xiàng)選擇題What is the name of the VTP mode of operation that enables a switch to forward only VTPadvertisements while still permitting the editing of local VLAN information?（）

A.server
B.client
C.tunnel
D.transparent

點(diǎn)擊查看答案

4.單項(xiàng)選擇題Which command can be arouter to verify the layer 3 path to a host?（）

A.traceroute address
B.tracert address
C.ssh address
D.telnet address

點(diǎn)擊查看答案

5.單項(xiàng)選擇題Which of the following is true regarding the use of switches and hubs for network connectivity（）。

A.Switches take less time to process frames than hubs take.
B.Switches do not forward broadcasts.
C.Hubs can filter frames.
D.Using hubs can increase the amount of bandwidth available to hosts.
E.Switches increase the number of collision domains in the network.

點(diǎn)擊查看答案