mang may tinh

What is the default administrative distance of OSPF?

• 90

• 100

• 110

• 120

Which command would you configure globally on a Cisco router that would allow you to view directly connected Cisco devices?

• enable cdp

• cdp enable

• cdp run

• run cdp

What can be determined about the router from the console output?

• No configuration file was found in NVRAM.

• No configuration file was found in flash.

• No configuration file was found in the PCMCIA card.

• Configuration file is normal and will load in 15 seconds.

What is the default maximum number of equal-cost paths that can be placed into the routing table of a Cisco OSPF router?

• 2

• 4

• 16

• unlimitred

Which command shows your active Telnet connections?

• show cdp neigbors

• show session

• show users

• show vty logins

Which statement describes the process of dynamically assigning IP addresses by the DHCP server?

• Addresses are allocated after a negotiation between the server and the host to determine the length of the agreement.

• Addresses are permanently assigned so that the hosts uses the same address at all times.

• Addresses are assigned for a fixed period of time, at the end of the period, a new request for an address must be made.

• Addresses are leased to hosts, which periodically contact the DHCP server to renew the lease.

On which options are standard access lists based?

• destination address and wildcard mask

• destination address and subnet mask

• source address and subnet mask

• source address and wildcard mask

Which ACL can be used?

• standard

• extended

• dynamic

• reflexive

Which statement about access lists that are applied to an interface is true?

• You can place as many access lists as you want on any interface.

• You can apply only one access list on any interface.

• You can configure one access list, per direction, per Layer 3 protocol.

• You can apply multiple access lists with the same protocol or in different directions.

A router has two Fast Ethernet interfaces and needs to connect to four VLANs in the local network. How can you accomplish this task, using the fewest physical interfaces and without decreasing network performance?

• Use a hub to connect the four VLANS with a Fast Ethernet interface on the router.

• Add a second router to handle the VLAN traffic.

• Add two more Fast Ethernet interfaces.

• Implement a router-on-a-stick configuration