單項(xiàng)選擇題Which line from the output of the show ip interface command indicates a layer 1 problem?()

A. Serial0/1 is up, line protocol is down
B. Serial0/1 is down, line protocol is down
C. Serial0/1 is up, line protocol is up
D. Serial0/1 is administratively down, line protocol is down


您可能感興趣的試卷

你可能感興趣的試題

1.單項(xiàng)選擇題Which statement about IPv6 is true?()

A. Addresses are not hierarchical and are assigned at random.
B. Only one IPv6 address can exist on a given interface.
C. There are 2.7 billion addresses available.
D. Broadcasts have been eliminated and replaced with multicasts.

2.單項(xiàng)選擇題Which statement about RIPng is true?()

A. RIPng allows for routes with up to 30 hops.
B. RIPng is enabled on each interface separately.
C. RIPng uses broadcasts to exchange routes.
D. There can be only one RIPng process per router.

3.單項(xiàng)選擇題Which term describes the process of encapsulating IPv6 packets inside IPv4 packets?()

A. tunneling
B. hashing
C. routing
D. NAT

4.單項(xiàng)選擇題What is the first 24 bits in a MAC address called?()

A. NIC
B. BIA
C. OUI
D. VAI

5.單項(xiàng)選擇題When is it necessary to use a public IP address on a routing interface?()

A. Connect a router on a local network.
B. Connect a router to another router.
C. Allow distribution of routes between networks.
D. Translate a private IP address.
E. Connect a network to the Internet.

最新試題

A router receives information about network 192.168.10.0/24 from multiple sources.What will the router consider the most reliable information about the path to that network?()

題型:單項(xiàng)選擇題

Which command encrypts all plaintext passwords?()

題型:單項(xiàng)選擇題

Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?()

題型:單項(xiàng)選擇題

A network administrator is trying to add a new router into an established OSPF network.The networks attached to the new router do not appear in the routing tables of the other OSPF routers.Given the information in the partial configuration shown below,what configuration error is causing this problem?()Router(config)#router ospf 1Router(config-router)#network 10.0.0.0 255.0.0.0 area 0

題型:單項(xiàng)選擇題

When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?()

題型:單項(xiàng)選擇題

Which statement is true, as relates to classful or classless routing?()

題型:單項(xiàng)選擇題

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

題型:單項(xiàng)選擇題

Which statement describes the rule of split horizon?()

題型:單項(xiàng)選擇題

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

題型:單項(xiàng)選擇題

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

題型:單項(xiàng)選擇題