單項選擇題At which layer of the OSI model does the Spanning Tree Protocol (STP) operate at?()

A.Layer 5
B.Layer 4
C.Layer 3
D.Layer 2
E.Layer 1


您可能感興趣的試卷

你可能感興趣的試題

1.單項選擇題Which command would display OSPF parameters such as filters,default metric,maximum paths,and number of areas configured on a outer()

A.show ip protocol
B.show ip route
C.show ip ospfinterface
D.show ip ospf
E.show ip nterface
F.None of the other alternatives apply

2.多項選擇題An OSPF link can be in multiple states at any givenmoment(ie.Exstart,exchange,full). Which two IOS commands let you view the state of the link()

A.show ip ospf
B.show ip protocols
C.show ip ospfneighbor
D.show ip ospfinterface

4.單項選擇題Which command should you use to verify what networks are being routed by a given OSPF process()

A.show ip ospf
B.show ip route
C.show ip protocol
D.show ip ospfdatabase
E.None of the other alternatives apply

5.多項選擇題While troubleshooting some connectivity issues,you issue the “show ip ospf database”in order to ex amine the link state database. Which three of the statements below are true regarding the OSPF link state database()

A.Each router has an identical link state database.
B.External routes are imported into a separate link state database.
C.Syn chronization of link state databases is maintained via floodingo f LSAs.
D.Information in the link state database is used to build a routing table by calculating a shortest-path tree.
E.By default,link state databases are refreshede very 10 minutes in the absence of topology changes.

最新試題

Drag the DSL local loop topic on the left to the correct descriptions on the right.

題型:問答題

Router NetworkTut is configured as shown below:Given the above configuration, which statement is true?()

題型:單項選擇題

As a network engineer, study the exhibit carefully. Router Net is unable to establish an ADSLconnection with its provider. Which action would correct this problem?()

題型:單項選擇題

Which three statements accurately describe IOS Firewall configurations?()

題型:多項選擇題

Drag the IOS commands from the left that would be used to implement a GRE tunnel using the10.1.1.0.30 network on interface serial 0/0 to the correct target area on the right.

題型:問答題

Study the exhibit carefully.Routers A and B are customer routers. Routers 1, 2, 3 and 4 are provider routers. The routers areoperating with various IOS versions. Which frame mode MPLS configuration statement is true?()

題型:單項選擇題

Which statement about PPPoA configuration is correct?()

題型:單項選擇題

Study the exhibit carefully. The Cisco IOS IPsec High Availability (IPsec HA) Enhancementsfeature provides an infrastructure for reliable and secure networks to provide transparent availability of the VPN gateways - that is, Cisco IOS Software-based routers. What are the twooptions that are used to provide High Availability IPsec?()

題型:多項選擇題

Refer to the exhibit. Which two statements about the AAA configuration are true?()

題型:多項選擇題

You need to configure a GRE tunnel on a IPSec router. When you are using the SDM to configurea GRE tunnel over IPsec, which two parameters are required when defining the tunnel interfaceinformation?()

題型:多項選擇題