多項(xiàng)選擇題Which two statements describe the Cisco implementation of VLANs?()

A. VLAN 1 is the default Ethernet VLAN.
B. CDP advertisements are only sent on VLAN 1002.
C. By default, the management VLAN is VLAN 1005.
D. By default, the switch IP address is in VLAN 1005.
E. VLAN 1002 through 1005 are automatically created and cannot be deleted.


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1.多項(xiàng)選擇題What two things will a router do when running a distance vector routing protocol?()

A. Send periodic updates regardless of topology changes.
B. Send entire routing table to all routers in the routing domain.
C. Use the shortest-path algorithm to the determine best path.
D. Update the routing table based on updates from their neighbors.
E. Maintain the topology of the entire network in its database.

2.多項(xiàng)選擇題Which two Ethernet fiber-optic modes support distances of greater than 550 meters?()

A. 1000BASE-CX
B. 100BASE-FX
C. 1000BASE-LX
D. 1000BASE-SX
E. 1000BASE-ZX

3.多項(xiàng)選擇題What are two characteristics of RIPv2?()

A. classful routing protocol
B. variable-length subnet masks
C. broadcast addressing
D. manual route summarization
E. uses SPF algorithm to compute path

4.多項(xiàng)選擇題Which two wireless encryption methods are based on the RC4 encryption algorithm?()

A.WEP
B.CCKM
C.AES
D.TKIP
E.CCMP

5.多項(xiàng)選擇題Which two features did WPAv1 add to address the inherent weaknesses found in WEP?()

A. a stronger encryption algorithm
B. key mixing using temporal keys
C. shared key authentication
D. a shorter initialization vector
E. per frame sequence counters

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Three access ports have been installed and configured to a small office.What term defines the wireless topology?()

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At which layer of the OSI model is RSTP used to prevent loops?()

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While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?()

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Which IPsec security protocol should be used when confidentiality is required?()

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An administrator must assign static IP addresses to the servers in a network.For network 192.168.20.24/29, the router is assigned the first usable host address while the sales server is given the last usable host address. Which of the following should be entered into the IP propertied box for the sales server?()

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Which name describes an IPV6 host-enable tunneling technique that uses IPV4 UDP,does not require dedicated gateway tunnels,and can pass through existing IPV4 NAT gateways?()

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What is the default administrative distance of OSPF?()

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The network administrator cannot to switch 1 over a telnet session,although the hosts attached to switch 1 can ping the interface Fa0/0 of the router.Given the information in the graphic and assuming that the router and switch2 are configured properly,which of the following commands should be issued on switch 1 to correct this problem?()

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What is the subnetwork address for a host with the IP address 201.100.5.68/28?()

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Which device might be installed at a branch office to enable and manage an IPsec site-to-site VPN?()

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