单项选择题
What speeds must be disabled in a mixed 802.11b/g WLAN to allow only 802.11g clients to connect?（）
A.6，9，12，18
B.1，2，5.5，6
C.5.5，6，9，11
D.1，2，5.5，11
点击查看答案
相关考题
-
单项选择题
Which port state is introduced by Rapid-PVST?（）
A.learning
B.listening
C.discarding
D.forwarding -
单项选择题
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 -
单项选择题
GivenanIPaddress172.16.28.252withasubnetmaskof255.255.240.0，whatisthecorrectnetworkaddres？（）
A.172.16.16.0
B.176.24.0.0
C.172.16.0.0
D.172.16.28.0
