多項(xiàng)選擇題Which of the following describes the roles of devices in a WAN?()

A. A CSU/DSU terminates a digital local loop
B. A modem terminates a digital local loop
C. A CSU/DSU terminates an analog local loop
D. A modem terminates an analog local loop
E. A router is commonly considered a DTE device
F. A router is commonly considered a DCE device


您可能感興趣的試卷

你可能感興趣的試題

1.多項(xiàng)選擇題Which of the following are key characteristics of PPP?()

A. can be used over analog circuits
B. maps Layer 2 to Layer 3 address
C. encapsulates several routed protocols
D. supports IP only
E. provides error correction

2.多項(xiàng)選擇題Which can be done to secure the virtual terminal interfaces on a router?()

A. Administratively shut down the interfaces.
B. Physically secure the interfaces.
C. Configure a virtual terminal password and login process.
D. Enter an access list and apply it to the terminal interfaces using the access-class command.
E. Create an access list and apply it to the terminal interfaces using the access-group command.

3.多項(xiàng)選擇題Which two are features of IPv6?()

A.multicast
B.broadcast
C.allcast
D.podcast
E.anycast

4.多項(xiàng)選擇題Which two states are the port states when RSTP has converged?()

A.blocking
B.learning
C.disabled
D.forwarding
E.listening

5.多項(xiàng)選擇題Which two are advantages of static routing when compared to dynamic routing?()

A. Security increases because only the network administrator may change the routing tables.
B. Configuration complexity decreases as network size increases.
C. Routing updates are automatically sent to neighbors.
D. Route summarization iscompued automatically by the router.
E. Routing traffic load is reduced when used in stub network links
F. An efficient algorithm is used to build routing tables,using automatic updates.
G. Routing tables adapt automatically to topology changes.

最新試題

What is the default administrative distance of OSPF?()

題型:?jiǎn)雾?xiàng)選擇題

Which cisco ios command can help to determine the timing of various debug events,relative to each other,when you are debugging a complicated router issue?()

題型:?jiǎn)雾?xiàng)選擇題

Which statement describes the rule of split horizon?()

題型:?jiǎn)雾?xiàng)選擇題

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

題型:?jiǎn)雾?xiàng)選擇題

Three switches are connected to one anther via trunk ports.Assuming the default switch configuration,which switch is elected as the root bridge for the spanning-tree instance of vlan 1?()

題型:?jiǎn)雾?xiàng)選擇題

If all OSPF routers in a single area are configured with the same priority value,what value dose a router use for the ODPF router ID in the absence of a loopback interface?()

題型:?jiǎn)雾?xiàng)選擇題

Which command displays the CHAP authentication process as it occurs between two routers?()

題型:?jiǎn)雾?xiàng)選擇題

What is the purpose of the cisco Vlan Trunking protocol?()

題型:?jiǎn)雾?xiàng)選擇題

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?()

題型:?jiǎn)雾?xiàng)選擇題

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?()

題型:?jiǎn)雾?xiàng)選擇題