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3.某客户机使用DHCP获取IP地址等信息,其获取IP地址过程中捕获的4条报文及对第2条报文分析如下所示。请分析其中的信息,补全内容。编号报文摘要1DHCP:Request,Type:DHCPdiscover2DHCP:Reply,Type:DHCP【11】3DHCP:Request,Type:DHCPRequest4DHCP:Reply,Type:DHCPACKDLC:-----DLCHeader-----DLC:Destination=【12】DLC:Source=001122334455DLC:Ethertype=0800(IP)IP:D=【13】,S=192.168.0.1【14】:D=68,S=67DHCP:-----DHCPHeader-----DHCP:Bootrecordtype=2(Reply)DHCP:Hardwareaddresstype=1(10MEthernet)DHCP:Hardwareaddresslength=6bytesDHCP:Hops=0DHCP:Transactionid=6019121FDHCP:Elapsedboottime=0secondsDHCP:Flags=0000DHCP:0=nobroadcastDHCP:Clientself-assignedaddress=[0.0.0.0]DHCP:Clientaddress=[192.168.0.180]DHCP:NextServertouseinbootstrap=[0.0.0.0]DHCP:RelayAgent=[0.0.0.0]DHCP:Clienthardwareaddress=001234567890DHCP:Hostname=DHCP:Bootfilename=DHCP:VendorInformationtag=53825276DHCP:MessageType=2DHCP:Addressrenewelinterval=345600(seconds)DHCP:Addressrebindinginterval=604800(seconds)DHCP:RequestIPAddressleasedtime=691200(seconds)DHCP:SeverIPAddress=【15】DHCP:Subnetmask=255.255.255.0DHCP:Gatewayaddress=[192.168.0.100]DHCP:DomainNameServeraddress=[202.106.0.100]3.用DHCP服务器对公司内部主机的IP地址进行管理。在DHCP客户机上执行ipconfig/all得到的部分信息如图(A)所示,该客户机在进行地址续约时捕获的其中1条报文及相关分析如图(B)所示。请分析图中的信息,补全图(B)中的内容。3.公司使用Windows2003DHCP服务器对内部主机的IP地址进行管理,DHCP服务器的新建作用域及新建保留配置如图(a)和图(b)所示。某DHCP客户机从该DHCP服务器获取IP地址过程中,在客户机捕获的4条报文及对第4条报文的分析如下所示。请补充其中的信息。DHCP:-----DHCPHeader-----DHCP:Bootrecordtype=2(Reply)DHCP:Hardwareaddresstype=1(10MEthernet)DHCP:Hardwareaddresslength=6bytesDHCP:Hops=0DHCP:Transactionid=2219231DDHCP:Elapsedboottime=0secondsDHCP:Flags=0000DHCP:0=nobroadcastDHCP:Clientself-assignedaddress=[0.0.0.0]DHCP:Clientaddress=【14】DHCP:NextServertouseinbootstrap=[0.0.0.0]DHCP:RelayAgent=[0.0.0.0]DHCP:Clienthardwareaddress=001122334455DHCP:MessageType=5(DHCPAck)DHCP:Addressrenewelinterval=345600(seconds)DHCP:Addressrebindinginterval=604800(seconds)DHCP:RequestIPAddressleasetime=691200(seconds)DHCP:Subnetmask=【15】某公司网络管理员使用DHCP服务器对公司内部主机的IP地址进行管理。在某DHCP客户机上连续执行ipconfig/all和ipconfig/renew命令,执行ipconfig/all得到的部分信息如图(a)所示,执行ipconfig/renew命令时,在客户机捕获的报文及相关分析如图(b)所示。请分析图中的信息,补全空白处内容。Ethernetadapter本地连接:Description...........:Broadcom440x10/100IntegratedControllerPhysicalAddress.........:00-16-18-F1-C5-68DhcpEnabled...........:YesIPAddress............:192.168.0.50SubnetMask...........:255.255.255.0DefaultGateway.........:192.168.0.1DHCPServer............:192.168.0.100DNSServer............:192.168.0.100LeaseObtained..........:2013年07月18日8:29:03LeaseExpires..........:2013年07月26日8:29:03图(a)在DHCP客户机执行ipconfig/all获取的部分信息编号源IP地址目的IP地址报文摘要报文捕获时间1192.168.0.50DHCP:Request,Type:DHCPrequest2013-07-1809:10:002192.168.0.100DHCP:Reply,Type:DHCPack2013-07-1809:10:00DHCP:-----DHCPHeader-----DHCP:Bootrecordtype=2(Reply)DHCP:Hardwareaddresstype=1(10MEthernet)DHCP:Hardwareaddresslength=bytesDHCP:Hops=0DHCP:Transactionid=2219121FDHCP:Elapsedboottime=0secondsDHCP:Flags=0000DHCP:0=nobroadcastDHCP:Clientself-assignedaddress=[0.0.0.0]DHCP:Clientaddress=[192.168.0.50]DHCP:NextServertouseinbootstrap=[0.0.0.0]DHCP:RelayAgent=[0.0.0.0]DHCP:Clienthardwareaddress=DHCP:Hostname=DHCP:Bootfilename=DHCP:VendorInformationtag=53825363DHCP:MessageType=5(DHCPAck)DHCP:Addressrenewelinterval=345600(seconds)DHCP:Addressrebindinginterval=604800(seconds)DHCP:RequestIPAddressleasedtime=691200(seconds)DHCP:SeverIPAddress=[192.168.0.100]DHCP:Subnetmask=255.255.255.0DHCP:Gatewayaddress=[192.168.0.1]DHCP:DomainNameServeraddress=图(b)在DHCP客户机上执行ipconfig/renew时捕获的报文及第2条报文的分析【11】【12】【13】【14】【15】给MAC地址是00-11-22-33-44-55的主机。网络中某客户机从该服务器续约IP地址的过程中,在客户机捕获的2条报文及对第1条报文的分析如下图所示。请补充图中空白处的信息。给MAC地址是00-11-22-33-44-55的主机。网络中某客户机从该服务器续约IP地址的过程中,在客户机捕获的2条报文及对第1条报文的分析如下图所示。请补充图中空白处的信息。某公司网络管理员使用DHCP服务器对公司内部主机的IP地址进行管理。在某DHCP客户机上执行ipconfig/all得到的部分信息如图(a)所示,在该客户机捕获的部分报文及相关分析如图(b)所示。请分析图中的信息,补充图(b)中空白处的内容。
本文标题:计算机三级综合题
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