單項(xiàng)選擇題A user has no network connectivity. A check of the associated port indicates that the interface is up， the line protocol is down. Which item would most likely cause this problem？（）

A.Speed mismatch
B.Incorrect encapsulation
C.MTU set too low
D.Duplex mismatch


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You work as a network engineer for the company， you want to configure two BGP speakers to form an EBGP session across a firewall. On the engineer’s network， the firewall always permits TCP sessions that are initiated from the inside network （the network attached to the inside interface of the firewall）. What prerequisite is there for enabling BGP to run on this network？（）

A.EBGP multihop will need to be configured for this to work.
B.This should work with normal BGP peering， with no additional configuration on the BGP speakers or the firewall.
C.The BGP protocol port must be opened on the firewall
D.There is no way to make BGP work across a firewall.

2.單項(xiàng)選擇題Multi Protocol Label Switching （MPLS） is a data-carrying mechanism that belongs to the family of packet-switched networks. For an MPLS label， if the stack bit is set to1， which option is true？（）

A.The stack bit will only be used when LDP is the label distribution protocol
B.The label is the last entry in the label stack.
C.The stack bit is for Cisco implementations exclusively and will only be used when TDP is the label distribution protocol.
D.The stack bit is reserved for future use.

4.單項(xiàng)選擇題You are configuring an 802.1Q trunk between a Layer 2 switch and a firewall. You read in the documentation that the best way to set up a trunk is to set the port as dynamic desirable. The trunk is not coming up. Which one of these options would be a valid explanation？ （）

A.The firewall does not support Cisco Discovery Protocol. You should set the switchport trunk mode ON
B.The firewall does not support Cisco Discovery Protocol. You should set the switchport trunk mode to OFF
C.The firewall does not support Cisco Discovery Protocol. You should set the switchport trunk mode asauto.
D.The firewall does not support DTP. You should set the switchport trunk mode to ON

5.多項(xiàng)選擇題Which two of the following are considered valid router IDs for EIGRPv6？ （）

A.0.0.0.1
B.0.255.0.1
C.2001：DB8：：1
D.2001：DB8：ABCD：FEEF：：1

最新試題

Which statement best describes OSPF external LSAs （type 5）？（）

題型：?jiǎn)雾?xiàng)選擇題

f a Cisco switch is configured with VTPv1 in transparent mode， what is done with received VTP advertisements？（）

題型：?jiǎn)雾?xiàng)選擇題

In which way can the IPv6 address of 2031：0000：130F：0000：0000：09C0：876A：130B be expressed most efficiently？（）

題型：?jiǎn)雾?xiàng)選擇題

When two bridges are competing for the root bridge of an IEEE 802.1D spanning tree and both have the same bridge priority configured， which parameter determines the winner？（）

題型：?jiǎn)雾?xiàng)選擇題

Which statement is true of a source that wants to transmit multicast traffic to group 239.1.1.1？（）

題型：?jiǎn)雾?xiàng)選擇題

For the following ports， which port is on every bridge in a Spanning Tree Protocol IEEE 802.1w network except the root bridge？（）

題型：?jiǎn)雾?xiàng)選擇題

When a BGP router is not capable of understanding 4-byte AS numbers， it will see 4-byte AS numbers as a special， reserved， 2-byte AS number in the AS path. Which 2-byte AS number is this reserved one？（）

題型：?jiǎn)雾?xiàng)選擇題

Internet Protocol version 6 （IPv6） is the next-generation Internet Layer protocol for packet-switched internetworks and the Internet. IPv6 router solicitation is（）

題型：?jiǎn)雾?xiàng)選擇題

Which three are needed to run VRF lite for IPv6 on a router？ （）

題型：多項(xiàng)選擇題

An administrator of a peer-to-peer server application reports that the maximum bandwidth that his application receives is 90 Mb/s. You have an 8-port，100-Mb/s EtherChannel bundle on the switching infrastructure between the two servers， resulting in a bidirectional throughput of more than what is recorded. Which two solutions would allow for more bandwidth for the application？（）

題型：多項(xiàng)選擇題