640-822 試験問題を無料オンラインアクセス

A single 802.11g access point has been configured and installed in the center of a square office. A few wireless users are experiencing slow performance and drops while most users are operating at peak efficiency. What are three likely causes of this problem? (Choose three.)

• A.mismatched SSID
• B.null SSID
• C.antenna type or direction
• D.mismatched TKIP encryption
• E.cordless phones
• F.metal file cabinets

Which connectionless application layer protocol is used to transfer IOS images into a Cisco router?

• A.SMTP
• B.TFTP
• C.FTP
• D.SNMP
• E.Telnet

Refer to the exhibit.

Which command would you use to configure a static route on Router1 to network 192.168.202.0/24 with a nondefault administrative distance?

• A.router1(config)#ip route 1 192.168.201.1 255.255.255.0 192.168.201.2
• B.router1(config)#ip route 192.168.202.0 255.255.255.0 192.168.201.2 5
• C.router1(config)#ip route 5 192.168.202.0 255.255.255.0 192.168.201.2
• D.router1(config)#ip route 192.168.202.0 255.255.255.0 192.168.201.2 1

The following commands are entered on the router:
Burbank(config)# enable secret fortress
Burbank(config)# line con 0
Burbank(config-line)# login
Burbank(config-line)# password n0way1n Burbank(config-line)# exit
Burbank(config)# service password-encryption
What is the purpose of the last command entered?

• A.to encrypt the enable secret password
• B.to provide login encryption services between hosts attached to the router
• C.to require the user to enter an encrypted password during the login process
• D.to prevent the vty, console, and enable passwords from being displayed in plain text in the configuration files

Refer to the topology below.

What interfaces on Router1 have not had any configurations applied? (Choose two)

• A.Serial 0/0
• B.FastEthenet 0/0
• C.FastEthernet 0/1
• D.Ethernet 0
• E.Serial 0/1
• F.Serial 0