题目内容（请给出正确答案）

[主观题]

What kind of packets does OSPF send to keep up connectivity with its neighboring routers？（）

A. SPF packets

B. hello packets

C. keepalive packets

D. dead interval packets

E. LSU packets

查看答案

如搜索结果不匹配，请联系老师获取答案

您可能会需要：

重置密码查看订单联系客服

安装赏学吧APP，拍照搜题省时又省心！

更多“What kind of packets does OSPF…”相关的问题

第1题

In EIGRP, what kind of route information is stored in RAM and maintained by way of hello packets and update packets？（）

A. Neighbor Table

B. SRF Table

C. RTP Table

D. Topology Table

E. Query Table

F. Dual Table

点击查看答案

第2题

What kind of information does a router running a link-state routing protocol need to create and maintain its topological database？（）

A. LSAs from other routers

B. Beacons received on point-to-point links

C. hello packets

D. Routing tables received from neighbors

E. SAP packets sent by other routers

F. TTL packets from exclusive routers

点击查看答案

第3题

【简答题】2. 商务单证的翻译要求信息灵活对等。下列商务单证中的语句翻译均有错误，请大家思考、讨论，找出错误并进行修改。（1) 交货期 Date of shipment （2) Please furnish us with 3 Canadian / USA trade references. 请提供与加拿大或美国客户 3 条交易信息情况作为参考。（3) 保存期为二至三星期的袋装饼干 Packets of biscuits with a guarantee period of two or three weeks. （4) We don’t accept partial shipment. 我方不接受分批装运货物。（5) We wish to inquire what kind of typewriter it is. 我方想询问一下那是什么牌号的打字机。

点击查看答案

第4题

()a kind of frequency sync technique, encloses clock frequency in special()packets and

（)a kind of frequency sync technique, encloses clock frequency in special（)packets and

strip it off if necessary to implement transparent transmission of clock frequency on PSN.

点击查看答案

第5题

To a router, a flow is a（66)of packets that share the same Characterstics, such as traveli

To a router, a flow is a(66)of packets that share the same Characterstics, such as traveling the same(67),using the same(68),having the same kind of security, and so on. A router that supports the handling of flow labels has a(69)table. The table has an entry for each active flow label; each entry defines the(70)required by the corresponding flow label.

A．sequence

B．stream

C．Queues

D．flow

点击查看答案

第6题

What ensures that voice packets are given priority throughout the network so that conversations arrive intact？（）

A.Centrex

B.Packet encryption

C.Intelligent call routing

D.QoS

点击查看答案

第7题

A.A

B.B

C.C

D.D

E.E

点击查看答案

第8题

What is the OSPF default frequency,in seconds,at which a cisco router sends hello packets on a multiaccess network？（）

A.10

B.40

C.30

D.20

点击查看答案

第9题

Refer to the exhibit. The company uses EIGRP as the routing protocol. What path will packets take from a host on 192.168.10.192/26 network to a host on the LAN attached to router R1？（）

Refer to the exhibit. The company uses EIGRP as th