640-821 무료 덤프문제 온라인 액세스

A network administrator is connecting PC hosts A and B directly through their Ethernet interfaces as shown in the graphic. Ping attempts between the hosts are unsuccessful.
What can be done to provide connectivity between the hosts? (Choose two.)

• A.The subnet masks should be set to 255.255.255.192.
• B.The subnet masks should be set to 255.255.255.0.
• C.A rollover cable should be used in place of the straight-through cable
• D.The hosts must be reconfigured to use private IP addresses for direct connections of this type.
• E.A crossover cable should be used in place of the straight-through cable.
• F.A default gateway needs to be set on each host.

Refer to the exhibit. SwitchA receives the frame with the addressing shown. According to the command output also shown in the exhibit, how will SwitchA handle this frame?

• A.It will flood the frame out all ports.
• B.It will flood the frame out all ports except Fa0/3.
• C.It will drop the frame.
• D.It will forward the frame out port Fa0/3 only.

Which Cisco IOS command identifies the system hardware and the IOS currently running on a router?

• A.show version
• B.show controllers
• C.show running-config
• D.show processes
• E.show startup-config

This graphic shows some common router ports. Which port can be used for a WAN T1 connection?

• A.Console
• B.BRI
• C.Serial 0
• D.AUI

Refer to the exhibit. What is needed to allow host A to ping host B?

• A.a CSU/DSU connected to the switches with straight-through cables
• B.a backbone switch connecting the switches with either fiber optic or straight-through cables
• C.a crossover cable connecting the switches
• D.a straight-through cable connecting the switches
• E.a router connected to the switches with straight-through cables