[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f8vKpScALs9KsyGkEqbTi13WPjxEiHMYW0emJkSwXdXU":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2023-12-17 17:39:02",114862708,[8,9,10,11],"transport","network","data link","physical",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},57,"0157634bdbf656e8f72fbe63bfc76222","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F563806e2b426bf5b56f1f52039449aef.jpg","Computer Networks","work_31498413","第四章(2)","IP belongs to ____ layer",[21,32,41,44,53,62,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],114862705,[25,26,27,28],"frame","datagram","segment","message","The Internet's network layer is responsible for moving network-layer packets known as ( ) from one host to another","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],114862706,[36,37,38,39],"4 bits","8 bits","16 bits","20 bits","How many bits used in IP datagram express total length of the IP datagram",{"answer":42,"createTime":5,"id":6,"options":43,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":30,"type":31},[],114862709,[48,49,50,51],"Host","Router interface","Both of above","None of above","IP address is identifier for ____",{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],114862711,[57,58,59,60],"1 bit","2 bit","4 bit","8 bit","How many bits specify the IP protocol version in a datagram",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],114862712,[66,67,68,69],"202.96.104.0","202.96.96.0","202.96.104.255","202.96.111.255","Given the IP address 202.96.104.8\u002F20, its broadcast address is ____",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],114862713,[75,76,77,78],"185, 0","185, 1","370, 1","370,0","Suppose one IP datagram of 5,000 bytes (20 bytes of IP header) and it must be forwarded to a link with an MTU of 1,500 bytes, the offset and flag of the second fragment in header are ____",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],114862715,[84,85,86,87],"TCP","RIP","OSPF","BGP","Which of the following is not a routing protocol",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],114862716,[93,94,95,96],"flow control limits its rate by the size of RcvWindow, but congestion control by the traffic on the link","congestion control limits its rate by the size of RcvWindow, but flow control by the traffic on the link","flow control mainly is accomplished by the sender, but congestion control by the receiver","flow control mainly is accomplished by the receiver, but congestion control by the link","Flow control and congestion control are same at that they all limit the rate of the sender, but differ in that ____",{"answer":99,"createTime":5,"id":100,"options":101,"question":105,"source":30,"type":31},[],114862717,[102,103,84,104],"ICMP","IGMP","UDP","The well-known ping program sends an (a) ____ type 8 code 0 message to the specified host. The destination hosts seeing the echo request, send back a type 0 code 0 ICMP echo reply"]