单项选择题

If an Ethernet port on a router was assigned an IP address of 172.1.1.1/20，what is the maximum number of host sallowed on this subnet？（）

A.4094
B.1024
C.8190
D.2046
E.4096

相关考题

Why will a switch never learn a broadcast address？（）A.B...

单项选择题Why will a switch never learn a broadcast address？（）

A.Broadcast frames are never sent to swiches.
B.Broadcast addresses use an incorrect format for the switching table.
C.A broadcast address will never be the source address of a frame.
D.Broadcasts only use network layer addressing.
E.A broadcast frame is never forwarded by aswitch.

As witch is configured as a vtp sever with a domain nam...

单项选择题As witch is configured as a vtp sever with a domain name of CCNA.Which cisco ios privileged mode command，followed by a reload of the swith，will reset the VTP management domain name of the switch to a NULL value？（）

A.#vtp domain unset
B.#delete vlan.dat
C.#no vtp domain
D.#vtp domain null

根据以下的配置，请判断当主接口serial0出故障后，哪一个备份接口最先被启用？（）[Quidway-Seri...

单项选择题根据以下的配置，请判断当主接口serial0出故障后，哪一个备份接口最先被启用？（）[Quidway-Serial0]standby interface serial 1 30[Quidway-Serial0]standby interface serial 2 40[Quidway-Serial0]standby logic-channel 3 50[Quidway-Serial0]standby logic-channel 2 35

A.serial 1
B.serial 2
C.logic-channel 2
D.logic-channel 3

CCNA系列认证综合练习

If an Ethernet port on a router was assigned an IP address of 172.1.1.1/20，what is the maximum number of host sallowed on this subnet？（）