A.OSPF standard hellos
B.Cisco Discovery Protocol link detection
C.Bidirectional Forwarding Detection
D.Fast Link Pulse
E.autonegotiation
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Refer to the exhibit. R2 and R3 are routers connected using Ethernet services from a service provider and can receive pings from each other. OSPF is configured as the routing protocol but adjacency is not happening. According to the output of the show commands in the exhibit, what could be the most likely cause of the problem?（）
A.Ethernet interfaces were configured as point-to-point.
B.Process IDs are not matching.
C.Configured bandwidths do not match on both interfaces.
D.Broadcasts and multicast are not being propagated over the Ethernet services.
E.OSPF cost does not match on both interfaces.
Refer to the exhibit. You are setting up a 2-gigabit EtherChannel. Following IEEE standards, the exhibit shows your configuration in a local switch1. However, EtherChannel is not coming up. Which one of these statements could be a possible reason?（）
A.EtherChannel is only available in Cisco equipment.
B.The customer side is supposed to be running PAgP， which is a Cisco standard.
C.PAgP is not an IEEE standard. VRRP should be used.
D.The configuration on switch1 needs to be modified to use LACP.
最新試題
什么問(wèn)題導(dǎo)致SERVER VTP密碼跟替他交換機(jī)VTP密碼不匹配？
兩ebgp鄰居發(fā)路由過(guò)來(lái) ，哪些屬性重置？
When upgrading the IOS image,the network administrator receives the exhibited error message.What could be the cause of this error?（）
Refer to the exhibit.What is the meaning of the term dynamic as displayed in the output of the show frame-relay map command shown？（）
一堆交換機(jī)一個(gè)server、一個(gè)transpare，問(wèn)配置prune在哪里配置？
hsrp speak狀態(tài)是什么意思？
As a CCNA candidate,you must have a firm understanding of the IPv6 address structure.Refer to IPv6 address,could you tell me how many bits are included in each filed?（）
問(wèn)一個(gè)怎么樣的屬性，能讓路由不通告給任何的peer？
Refer to the exhibit.Which statement describes DLCI 17?（）
Local Preference？