An administrator wants to test the network MTU. Which of the following commands allows differentsize packets to be sent?() A.netstatB.tracerouteC.nbtstatD.ping
An administrator wants to test the network MTU. Which of the following commands allows differentsize packets to be sent?()
A.netstat
B.traceroute
C.nbtstat
D.ping
相关考题：
在路由器上建立一个名为test的DHCP地址池，并为其分配IP地址202.112.7.0、24，子网地址中的202.112.7.2～202.112.7.10作为静态地址分配，正确的DHCP配置是A．Router(config)#ip dhcp pool test Router(config)#ip dhcp excluded-address 202.112.7.2-10 Router(dhcp-config)#network 202.112.7.0 255.255.255.0B．Router(config)#ip dhcp excluded-address 202.112.7.2-10 Router(config)#ip dhcp pool test Router(dhcp-config)#network 202.112.7.0/24C．Router(config)#ip dhcp excluded-address 202.112.7.2-10 Router(config)#ip dhcp pool test Router(dhcp-config)#network 202.112.7.0 0.0.0.255D．Router(config)#ip dhcp excluded-address 202.112.7.2-10 Router(config)#ip dhcp pool test Router(dhcp-config)#network 202.112.7.0 255.255.255.0
在路由器上建立一个名为test的DHCP地址池，并为其分配IP地址202.112.7.0/24，子网地址中的202.112.7.2～202.112.7.10作为静态地址分配，正确的DHCP配置是______。A．Router(config) #ip dhcp pool test Router(config) #ip dhcp excluded-address 202.112.7.2-10 Router(dhcp-config) #network 202.112.7.0-255.255.255.0B．Router(config) #ip dhcp excluded-address 202.112.7.2-202.112.7.10 Router(config) #ip dhcp pool test Router(dhcp-config) #network 202.112.7.0/24C．Router(config) #ip dhcp excludeaddress 202.112.7.2-202.112.7.10 Router(config) #ip dhcp pool test Router(dhcp-config) #network 202.112.7.0-0.0.0.255D．Router(config) #ip dhcp excluded-address 202.112.7.2-202.112.7.10 Router(config) #ip dhcp pool test Router(dhcp-config) #network 202.112.7.0-255.255.255.0
You’re going to have a quiz ( )by another two in the ( )month. A. followed,followedB. followed,followingC. following,followedD. following,following
YouaremanaginganOracleDatabase11gdatabaserunninginARCHIVELOGmode.TheFlashRecoveryAreaisspecifiedasthedestinationforthearchivedredologfiles.Younoticethiswarninginthealertlogfile：ORA-19815：WARNING：db_recovery_file_dest_sizeof3221225472bytesis100.00%used，andhas0remainingbytesavailable.WhatwouldyoudotoreclaimtheusedspaceintheFlashRecoveryArea（）A.BackuptheFlashRecoveryArea.B.Decreasetheretentiontimeforthedatabasebackupandflashbacklogfiles.C.ManuallydeleteallthearchivedlogfilesfromtheFlashRecoveryAreabyusingoperatingsystem（OS）commands.D.ManuallydeletealltheexpiredbackupsetsfromtheFlashRecoveryAreabyusingoperatingsystem（OS）commands.
图2-1所示的是基于硬件的负载均衡方案，其中WSD Pro被称为导向器，通过导向器的调度，实现服务的负载均衡。主机www1.test.com、www2.test.com、ns.test.com和 WSD Pro都配置了双网卡，IP地址标注在图中。图中的各个服务器必须进行恰当的配置，主机ns.test.com的/etc/sysconfig/network文件和/etc/sysconfig/network-scripts/ifcfg-eth0文件配置如下：/etc/sysconfig/network 文件清单：NETWORKING=yesFORWARD IPV4=(3)HOSTNAME=ns.test.comDOMAINNAME=(4)GATEWAY=(5)GATEWAYDEV=eth0/etc/sysconfig/network-scripts/ifcfg-eth0 文件清单：DEVICE=eth0IPADDR=(6)NETMASK=255.255.255.0NETWORK=(7)BROADCAST=(8)NBOOT=yes填写上面的空格，完成文件的配置。
图3-8中的各个服务器必须进行恰当的配置。主机ns.test.com的/etc/sysconfig/network文件部分配置如下：FORWARD_IPV4=(3)HOSTNAME=ns.test.comDOMAINNAME=(4)GATEWAY=(5)GATEWAYDEV=eth0将以上文件(3)～(5)空缺处的内容填写完整，完成相关文件的配置。
请将主机ns.test.com的/etc/sysconfig/network-scripts/ifcfg-eth0文件的(6)～(7)空缺处的配置内容填写完整，请回答相关问题：DEVICE=eth0IPADDR=(6)NETMASK=255.255.255.0NETWORK=(7)BROADCAST=255.255.255.255NBOOT=yes若将“BROADCAST=255.255.255.255”语句修改为“BROADCAST=192.168.1.255”，则对网络有什么影响? (请简要说明理由)
参加下图，出现默认网关Ping 不通的情况，出问题的协议层是（ ）。 C: \ping 10.10.10.1 Pinging 10.10.10.1 with 32 bytes of data: Request timed out. Request timed out. Request timed out. Request timed out. Ping statistics for 10.10.10.1: Packets: Sent=4 ，Received=0，Lost=4 (100% loss)A.物理层B.网络层C.传输层D.应用层
关于数据封装的顺序()是正确的。 A.DatA.segments-packets-frames-bitsB.DatA.packets-segments-frames-bitsC.DatA.frames-segments-packets-bitsD.DatA.segments-frames-packets-bits
The document was compiled by the Department of Health.A:printedB:attachedC:writtenD:sent