更多"A single 802.11g access point has b"的相关试题:
[多项选择]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 TKIP encryption
B. null SSID
C. cordless phones
D. mismatched SSID
E. metal file cabinets
F. antenna type or direction
[单项选择] An administrator has added a new access point to the network to provide additional coverage. A heat-map survey shows coverage now extends beyond company property and is interfering with other wireless networks in the area. How should the administrator modify the new installation to stop the interference?（）
A. Turn down the transmission strength of the access point.
B. Replace the antenna with a smaller one.
C. Change the wireless password to a more complex one.
D. Change the SSID of the access point
[多项选择]An inbound access list has been configured on a serial interface to deny packet entry for TCP and UDP ports 21, 23 and 25. What types of packets will be permitted by this ACL?（）
A. FTP
B. Telnet
C. SMTP
D. DNS
E. HTTP
F. POP3
[单项选择]An access list has been designed to prevent HTTP traffic from the Accounting Department from reaching the HR server attached to the Holyoke router. Which of the following access lists will accomplish this task when grouped with the e0 interface on the Chicopee router（）。
A. permit ip any any deny tcp 172.16.16.0 0.0.0.255 172.17.17.252 0.0.0.0 eq 80
B. permit ip any any deny tcp 172.17.17.252 0.0.0.0 172.16.16.0 0.0.0.255 eq 80
C. deny tcp 172.17.17.252 0.0.0.0 172.16.16.0 0.0.0.255 eq 80 permit ip any any
D. deny tcp 172.16.16.0 0.0.0.255 172.17.17.252 0.0.0.0 eq 80 permit ip any any
[单项选择] A technician installed a new wireless access point on an existing small office home office (SOHO) network with a selective security option enabled. All wireless computers connect to the new network except one computer that cannot connect to the wireless network. Which of the following is the cause?（）
A. The network uses MAC filtering
B. The network uses WEP
C. The network uses SSID broadcast
D. The network uses WPA
[单项选择]A technician needs a wireless access point to cover most of the office. Which of the following should the technician perform FIRST to achieve this? （）
A. Change the radio channel
B. Apply MAC address filter
C. Determine placement
D. Reduce radio power level
[单项选择]The Cisco 521 Wireless Express Access Point used in the Smart Business Communications System can be configured to operate in which mode?（）
A. controller-based mode only
B. either standalone mode or controller-based mode
C. standalone mode only
[单项选择]When installing a wireless access point, which of the following should the technician perform FIRST?（）
A. Enable MAC filtering.
B. Download and install the latest firmware.
C. Disable DHCP.
D. Change the default password.
[单项选择]A wireless access point supports up to 20 clients. Which of the following describes this wirelessnetwork?（）
A. Mesh
B. Point to point
C. Point to multipoint
D. Ring
[单项选择] A lightweight access point has been connected to a Catalyst 3550 24-PWR switch， and on power-up the access point fails. What is the problem with the switch？（）
A. The power supply has inadequate wattage.
B. Power is incorrectly configured on the port.
C. It does not support 802.3af Poe.
D. Power is not enabled on the port.
[单项选择] lightweight access point has been connected to a catalyst 3550 24-pwr switch， and on power-up the access point fails. What is the problem with the switch？（）
A. the power supply has inadequate wattage.
B. power is incorrectly configured on the port.
C. it does not support 802.3af poe.
D. power is not enabled on the port.
[单项选择]Three access ports have been installed and configured to a small office.What term defines the wireless topology?（）
A. IBSS
B. BSS
C. ESS
D. SSID
[单项选择]Your ARPA has been tracking a target and has generated the targets course and speed.The radar did not receive a target echo on its last two scans due to the weather.What should you expect under these circumstances（）.
A. The ARPA will generate data as if the target was still being tracked by radar
B. The ARPA will give an audible and/or visual lost target alarm
C. The ARPA will generate data based on sea return echoes from the vicinity where the target was lost
D. The ARPA has lost all memory of the target and must recompute the target data
[单项选择]The new factory that has been built next to us has ______ the value of our house.
A. demoralized
B. depreciated
C. deterred
D. derailed
[多项选择]A network administrator has configured access list 172 to prevent Telnet and ICMP traffic from reaching a server with the address if 192.168.13.26. Which command can the administrator issue to verify that the access list is working properly?（）
A. Router# ping 192.168.13.26
B. Router# debug access-list 172
C. Router# show open ports 192.168.13.26
D. Router# show access-list
E. Router# show ip interface
[单项选择]Your company has deployed Network Access Protection (NAP) enforcement for VPNs.You need to ensure that the health of all clients can be monitored and reported.What should you do？（）
A. Create a Group Policy object (GPO) that enables Security Center and link the policy to the domain.
B. Create a Group Policy object (GPO) that enables Security Center and link the policy to the Domain Controllers organizational unit (OU).
C. Create a Group Policy object (GPO) and set the Require trusted path for credential entry option to Enabled. Link the policy to the domain.
D. Create a Group Policy object (GPO) and set the Require trusted path for credential entry option to Enabled. Link the policy to the Domain Controllers organizational unit (OU).
