【单选题】
What is a requirement when enabling a Virtual SAN cluster in an existing High Availability (HA) and Distributed Resource Scheduler (DRS) Cluster? ___
A. Disable DRS and HA before enabling Virtual SAN
B. Enable DRS before enabling Virtual SAN
C. Disable HA before enabling Virtual SAN
D. Enable Storage DRS before enabling Virtual SAN
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答案
C
解析
暂无解析
相关试题
【单选题】
The vSphere administrator attempts to connect to an ESXi host via an SSH client and receives the following security alert: The vSphere administrator needs to determine whether the RSA key fingerprint shown in the security alert is the fingerprint of the intended ESXi host. Which tool should the vSphere administrator use? ___
A. Direct Console User Interface
B. vSphere Client
C. vSphere Web Client
D. vSphere Management Assistant
【单选题】
An administrator needs to monitor traffic on vSwitches in a vSphere 6.x environment. Which option, if configured, would accomplish this task? ___
A. Forged Transmits
B. MAC Address Changes
C. Promiscuous Mode
D. Notify Switches
【单选题】
What is true regarding datastores on ESXi 6.x? ___
A. NFS 4.1 datastore does not support Fault Tolerance (FT)
B. VMFS3 and VMFS5 datastores can be newly created
C. NFS datastore can be concurrently mounted using NFS 4.1 on one host and NFS on another
D. NFS 3.0 datastore does not support Fault Tolerance (FT)
【单选题】
An administrator is cloning and configuring five new web server virtual machines. What would be the benefit of configuring resource shares for the new VMs? ___
A. To prioritize access to a resource during contention.
B. To guarantee access to a resource during contention.
C. To prioritize access to a resource before contention occurs.
D. To guarantee access to a resource before contention occurs.
【单选题】
An administrator logs into the vSphere Web Client and sees the warning shown in the Exhibit. During a change control window, the warning was addressed. What should be done to verify that the host is no longer showing the warning? ___
A. Run a Remediate host operation.
B. Recheck the compliance of the host.
C. Restart the host to get rid of the warning.
D. Install VMware tools to clear the warning.
【单选题】
A vApp named Sales has a Memory Limit of 32 GB and a CPU Limit of 12,000 MHz. There are three virtual machines within the vApp: <Sales-DB -- Has a memory reservation of 20 GB. > <Sales-DC -- Has a memory reservation of 8 GB. > <Sales-Web -- Has a memory reservation of 8 GB.> Which statement is correct? ___
A. All three virtual machines can power on, but will have memory contention.
B. All three virtual machines can power on without memory contention.
C. Only two of the three virtual machines can power on.
D. Only one of the virtual machines can power on.
【单选题】
You are editing the management network configuration of an ESXi 6.x Host from the vSphere Web Client. You mistakenly put the incorrect VLAN in place for the management network. What action do you need to take to correct this? ___
A. You need to manually edit the configuration on the host with command line utilities.
B. No action is required. By default ESXi rolls back configuration changes that disconnect the host.
C. The ESXi host system configuration will need to be restored to the factory configuration to fix the issue.
D. The change can be reverted in the vSphere Web Client by simply editing the switch again.
【单选题】
What is true about resource pools created on a Distributed Resource Scheduler (DRS) cluster?___
A. A root resource pool is created with the specified values.
B. A root resource pool is automatically created using the aggregate total of the ESXi host resources in the cluster.
C. A root resource pool is automatically created using the aggregate total of all resources in the datacenter.
D. A root resource pool is not needed when creating resource pools on a DRS cluster.
【单选题】
An administrator attempts to enable Enhanced vMotion Compatibility (EVC) on a cluster. The operation results in a compatibility error, as shown in the exhibit. What is the likely cause of this error? ___
A. The CPUs in the ESXi host are not AMD CPUs.
B. The CPUs in the ESXi host do not support hardware virtualization capabilities.
C. The XD/NX CPU features have not been enabled in the BIOS of the server.
D. There is no shared storage between the hosts in the cluster.
【单选题】
What condition would prevent an administrator from creating a new VMFS3 datastore on an ESXi 6.x host using the vSphere Web Client? ___
A. A VMFS3 datastore cannot be created on an ESXi 6.x host.
B. The VMFS3 kernel module is not loaded.
C. A VMFS3 datastore cannot be mounted on an ESXi 6.x host.
D. VMFS3 datastores are not compatible with virtual machines created on an
E. SXi 6.x host.
【单选题】
During a new vSphere Distributed Switch configuration, where does the Maximum Transmission Unit (MTU) value get modified? ___
A. Uplink Settings
B. Switch Settings
C. Portgroup Settings
D. NIC Teaming Settings
【单选题】
A small company wants to use VMware products for its production systems. The system administrator needs to recommend a solution that will deliver High Availability to the company's production applications. What is minimum vSphere offering that will support this requirement? ___
A. vSphere Essentials
B. vSphere Essentials Plus
C. vSphere Hypervisor
D. vSphere Standard
【单选题】
Which scenario shows a reason for VMware Tools failing to install? ___
A. Virtual machine has a CD-ROM configured.
B. Guest OS Antivirus is blocking the VMware Tools installation.
C. Guest OS has 64-bit ldd (list dynamic dependencies) utility installed.
D. Virtual machine is powered on.
【单选题】
An administrator is configuring an ESXi 6.x host to use multiple NICs to resolve a management network redundancy error. After configuring a second NIC, the server is not able to communicate when the primary connection is taken down. The administrator analyzes the Exhibit shown here. Based on the exhibit, what is the likely cause of the issue? ___
A. vmnic4 is not attached to a vSwitch.
B. vmnic2 is not connected to a physical switch.
C. E1000 is the incorrect NIC
D. river for this card.
【单选题】
What information is required as part of an interactive ESXi 6.x installation? ___
A. Keyboard layout
B. IP Address
C. Root password
D. DNS information
【单选题】
What is the default load balancing policy for a newly created VMkernel port on a vSphere Distributed Switch? ___
A. Route based on orginating virtual port ID
B. Route based on IP Hash
C. Route based on source mac address
D. Route based on physical NIC load
【单选题】
An administrator deploys vCenter Server using the embedded Platform Services Controller. After testing the deployment for a couple of months, it is determined that the environment would be better served with an external Platform Services Controller. What should the administrator do to meet this new requirement? ___
A. Deploy a fresh instance of vCenter Server with an external Platform Services Controller.
B. Perform a fresh install of an external Platform Services Controller.
C. Migrate the embedded Platform Services Controller to an external Platform Services Controller.
D. Upgrade the embedded Platform Services Controller to an external Platform Services Controller.
【单选题】
Why are some virtual machines orphaned after rebooting a High Availability (HA) enabled host? ___
A. The Orphaned virtual machines have HA restart disabled.
B. The Orphaned virtual machines moved recently and the change did not persist.
C. The host is attached to failed storage.
D. The host just came out of maintenance mode.
【单选题】
Which vSphere 6 Standard Edition feature will allow an organization to ensure that critical multi-threaded applications have the maximum possible uptime? ___
A. Fault Tolerance
B. High Availability
C. Distributed Resource Scheduler
D. App HA
【多选题】
An application running in a virtual machine is experiencing performance issues. When utilizing performance monitoring utilities, it is noted that the CPU Utilization of the application is at 100%. Which two scenarios are probable causes of the CPU contention for the application? (Choose two.)___
A. There is a network I/O constraint.
B. There is a storage I/O constraint.
C. There is insufficient disk space assigned to the virtual machine.
D. The application is not virtualization aware.
【多选题】
A Fault Tolerance (FT) virtual machine with four vCPUs is experiencing high latency when performing ICMP and Application tests. What are three potential causes that may be attributing to this latency? (Choose three.)___
A. The FT network has insufficient bandwidth and is running on a 1GB Link.
B. The FT network is on a particularly high latency link.
C. The FT network has been configured with Network I/O Control.
D. The FT virtual machine is running an e1000 network adapter.
E. The
F. T virtual machine is running on poor performing network-based storage.
【多选题】
A virtual machine is experiencing performance issues. The following performance metrics are observed: <CPU usage value for the virtual machine is above 90%> < CPU ready value for the virtual machine is above 20%> Which two activities will likely resolve the performance issues? (Choose two.)___
A. Set a CPU reservation for the virtual machine.
B. Increase the CPU limit on the virtual machine.
C. Decrease CPU shares equally for all virtual machines on the host.
D. Increase CPU shares equally for all virtual machines on the host.
【多选题】
An administrator is upgrading a vSphere Distributed Switch. The existing switch is version 6.0 and the administrator wants to upgrade to the latest version possible. The environment contains several ESXi 6.1 hosts. Which two options are available to ensure that the upgraded switch will be compatible with these hosts? (Choose two.)___
A. Upgrade the vSphere Distributed Switch to 6.0
B. Upgrade the ESXi 5.5 hosts to version 6.0, then upgrade the vSphere Distributed Switch to 5.5
C. Upgrade the vSphere Distributed Switch to 5.1
D. Upgrade the
E. SXi host switches to 5.5, then upgrade the vSphere Distributed Switch to 5.5
【多选题】
An administrator attempts to create a Thick Provisioned Virtual Disk (VMDK) on an NFS datastore; but it fails. Which two reasons would explain the failure? (Choose two.)___
A. Datastore is on an NFS 3 storage server that does not support Hardware Acceleration
B. Datastore is on an NFS 4.1 storage server
C. Only VMFS datastores support "Thick Provisioned" VMDK
D. The NFS datastore was not created on a "Thick Provisioned" device
【多选题】
Which two NFS Protocol versions does vSphere 6 support? (Choose two.)___
A. Version 3
B. Version 3.1
C. Version 4
D. Version 4.1
【多选题】
Which three operations occur during a cold migration of a virtual machine? (Choose three.)___
A. The virtual machine disks are moved if the datastore is being changed.
B. The virtual machine is registered with the destination server.
C. The source virtual machine is removed from the old hosts.
D. The virtual machine hardware is upgraded.
E. The virtual machine files are quiesced prior to the migration.
【多选题】
A 4 GB Memory virtual machine is experiencing extended memory issues, as shown in the Exhibit. What potential issues could be attributed to this memory pressure?___
A. A limit is imposed on the virtual memory of this virtual machine.
B. The Balloon driver has been uninstalled.
C. A limit has been imposed on the Virtual CPU of the virtual machine.
D. Storage IO control has been enabled for the virtual machine causing the swapped memory.
【多选题】
You are creating a virtual machine in the Web Client using the New Virtual Machine wizard. Which two steps are required? (Choose two.)___
A. Select a valid name.
B. Select a cluster for the compute resource.
C. Select a network adapter.
D. Select the virtual machine compatibility.
【多选题】
An administrator has been given requirements to configure vMotion for a new virtual machine. The configuration should: <Provide Network Redundancy Use VLAN 550> <Be secured against anyone trying to spoof communication The vSwitch1 configuration is shown in the Exhibit.> Which three changes should be made to meet the stated requirements? (Choose three.)___
A. The VLAN ID must be set appropriately.
B. The default values for MAC Address Changes and Forged Transmits must be altered.
C. The teaming and failover adapters must be set appropriately.
D. The Traffic Shaping configuration must be altered.
E. The Load Balancing Policy must be set appropriately.
【多选题】
Which three traffic types are available services options when configuring a vmkernel port? (Choose three.)___
A. Provisioning Traffic
B. Virtual Volumes Traffic
C. vSphere Replication NFC Traffic
D. Virtual SAN Traffic
E. FCoE Traffic
【多选题】
An administrator logs into the vSphere Web Client, but is unable to see any hosts and clusters. Which two options could fix the problem? (Choose two.)___
A. Verify that the client web browser and vCenter Server are in the same broadcast domain.
B. Verify that the vCenter Server system is registered with the same Platform Services Controller as the vSphere Web Client.
C. Log in to the vCenter Server as a user within the Active
D. irectory domain.
【多选题】
Which three VLAN Tagging modes are available in vSphere 6.x? (Choose three.)___
A. External Switch Tagging
B. Private VLAN Tagging
C. Virtual Switch Tagging
D. VXLAN Tagging
E. Virtual Guest Tagging
【多选题】
Which two statements are true about VMFS5 datastores on ESXi 6.x? (Choose two.)___
A. Virtual Disk (VMDK) size can be larger than 2TB.
B. Datastore extent size can be larger than 2TB.
C. Only Physical Mode Raw
D. evice Map (Passthrough-RDM) can be larger than 2TB.
【多选题】
Which two statements are correct when turning off a Distributed Resource Scheduler (DRS) Cluster? (Choose two.)___
A. The resource pool hierarchy of the DRS cluster is maintained.
B. The resource pool hierarchy of the DRS cluster is removed.
C. The affinity settings of the
D. RS cluster are removed and not maintained when DRS is re-enabled.
【多选题】
An administrator is creating a new Virtual SAN cluster on a Layer 2 network. There is an existing Virtual SAN cluster on the same Layer 2 network. Which two actions would allow the new Virtual SAN cluster to coexist with the older cluster? (Choose two.)___
A. Change the default Multicast Address on the new Virtual SAN cluster.
B. Change the default Unicast Address on the new Virtual SAN Cluster.
C. Create a separate VLAN for each cluster.
D. Create an ARP Alias for the Virtual SAN VMkernel Network Adapter.
【多选题】
A vCenter Operations Manager 5.7 environment is upgraded to vRealize Operations. After the upgrade, the analytics services fail to start. Which three steps must be taken to resolve the problem? (Choose three.)___
A. Take the vRealize Operations cluster offline.
B. Delete the activity persistence files.
C. Bring the cluster back online.
D. Remove any unresponsive nodes.
E. Stop the CaSA service.
【多选题】
An organization has an ESXi 6.x host that contains two resource pools. The host is being relocated to a DRS cluster. What two actions can be taken to integrate the host into the cluster, and what would happen to the existing ESXi resource pool hierarchy as a result? (Choose two.)___
A. Place all of the host's virtual machines into the DRS cluster root resource pool. The resource pools present on the host will be deleted.
B. Create a resource pool for the ESXi host's virtual machines and resource pools. The resource pools present on the host will be deleted.
C. Place all of the host's virtual machines into the DRS cluster root resource pool. The resource pools present on the host will be preserved.
D. Create a resource pool for the
E. SXi host's virtual machines and resource pools. The resource pools present on the host will be preserved.
【多选题】
Which two parameters are required when adding an iSCSI target to an iSCSI Software Adapter using Dynamic Discovery? (Choose two.)___
A. The iSCSI device's IP Address or Fully Qualified Domain Name
B. The Port Number
C. The iSCSI device's iSCSI Qualified Name (IQN)
D. The Default Gateway IP Address
【多选题】
Which two SMTP Notification Event Details are specific to alarms triggered by events? (Choose two.)___
A. User Name
B. Summary
C. Old Status
D. Target
【多选题】
Which two High Availability ___ Cluster admission control policies can help avoid resource fragmentation? (Choose two.)(AC)
A. Define failover capacity by static number of hosts
B. Define failover capacity by reserving a percentage of the cluster resources
C. Use dedicated failover hosts
D. Use Virtual Machine Monitoring
推荐试题
【多选题】
QUESTION 21 目前使用的IPv6组播地址标志字段(Flag)取值有? (多选)___
A. 0
B. 1
C. 2
D. 3
【多选题】
QUESTION 26 以下关于RSTP配置BPDU的处理说法正确的有哪些? (多选)___
A. 拓扑稳定后,无论是否接收到根桥传来的配置BPDU报文,非根桥设备仍然按照Hello Timer规定的时间 间隔发送配置BPDU
B. 拓扑稳定后,非根桥设备在收到上游设备发送过来的配置BPDU后,才会发出配置BPDU
C. 根端口必须等待配置BPDU Max Age超时,才会重新进行拓扑计算
D. 当一个端口收到上游的指定桥发来的次优RST BPDU报文时,该端口立即回应自身存储的RST BPDU
【多选题】
QUESTION 27 下列说法不正确的是()。 (多选)___
A. 缺省情况下路由优先级的次序是直连路由高于OSPF
B. VRP中,路由协议优先级值越大则表示该路由的优先级越高
C. 每条静态路由的优先级可以不相同
D. 若路由的cost值越大,则该路由的优先级越高
【多选题】
QUESTION 28 以下关于OSPF的Router ID描述不正确的是()。 (多选)___
A. OSPF协议正常运行的前提条件是该路由器有Router ID
B. Router ID必须是路由器某接口的IP地址
C. 必须通过手工配置方式来指定Router ID
D. 在同一区域内Router ID必须相同,在不同区城内的Router ID可以不同
【多选题】
QUESTION 32 如果一个以太网数据帧的Length/Type=0x8100,那么这个数据帧可能是由以下哪种端口发出的? (多选)___
A. 交换机Hybrid类型的端口
B. 交换机Access类型的端口
C. 路由器的Serial接口
D. 交换机Trunk类型的端口
【多选题】
QUESTION 33 如图所示,交换机GE0/0/1和GE0/0/2两个端口都进行不同的此Hybrid配置,下面说法正确是()。(多选)___
A. 财务部门发出的数据帧在交换机中携带的Tag为VLAN20
B. 行政部门和财务部门不能互访,因为两部门所属的VLAN不相同
C. 如果交换机的GE0/0/1和GE0/0/2两个端口都修改为Trunk端口,则两部门之间可正常通信
D. 行政部门发出的数据帧在交换机中携带的Tag为VLAN20
E. 这里的交换机可以是二层交换机,也可以是三层交换机,因为通信无需经过三层网关
【多选题】
1d30的数据帧,下列说法正确的有? (多选)___
A. 如果这个数据帧是从Eth0/0/1端口收到,交换机将会丢弃这个数据帧
B. 如果这个数据帧是从Eth0/0/1端口收到,则交换机把此数据帧从Eth0/0/3端口转发出去
C. 如果这个数据帧是从Eth0/0/1端口收到,则交换机把此数据帧泛洪出去
D. 如果这个数据帧是从Eth0/0/3端口收到,则交换机把此数据帧从Eth0/01端口转发出去
【多选题】
QUESTION 43 SWA和SWB运行RSTP协议,下列说法正确的有? (多选)___
A. SWA的G0/0/3端口是指定端口
B. SWB的G0/0/3端口是Alternate端口
C. SWB的G0/0/3端口是Backup端口
D. SWA的G0/0/2端口是指定端口
【多选题】
QUESTION 47 OSPF的hello报文的功能是()。 (多选)___
A. 发布Router ID、Router Priority等参数信息
B. 同步路由器的LSDB
C. 邻居发现
D. 维持邻居关系
【多选题】
QUESTION 54 PPP协议由以下哪些协议组成? (多选)___
A. 认证协议
B. NCP
C. LCP
D. PPPOE
【多选题】
QUESTION 60 下列哪些IPv6地址的Solicited-node组播地址为F02:1:FFAB:FECA? (多选)___
A. 2030::BBAB:FECA
B. 2020::EEAB:FECA
C. 2020::FFAB:FECA
D. 2020::FFBA:FECA
【多选题】
QUESTION 61 下列哪些IPv6地址是链路范围内的组播地址? (多选)___
A. FF02::2
B. FF02::1
C. FF12::1
D. FF12::2
【多选题】
QUESTION 65 在VRP平台上,可以通过下面哪种方式访问上一条历史命令? (多选)___
A. 左光标
B. Ctrl+U
C. Ctrl+P
D. 上光标
【多选题】
QUESTION 72 路由器R1路由表输出信息如下,下列说法正确的是?(多选)___
A. 目的地址为10.0.2.2的数据包通过Ethernet0/0/1接口转发
B. 目的地址为10.0.1.1的数据包通过Ethernet0/0/0接口转发
C. 目的地址为10.1.1.1的数据包通过GigabitEtherneto/0/0接口转发
D. 目的地址为10.0.2.1的数据包通过Ethernet0/0/2接口转发
【多选题】
QUESTION 75 使用动态主机配置协议DHCP分配IP地址有哪些优点? (多选)___
A. 可以实现IP地址重复利用
B. 避免IP地址冲突
C. 工作量大且不好管理
D. 配置信息发生变化(如DNS),只需要管理员在DHCP服务器上修改,方便统一管理
【多选题】
QUESTION 76 如下图所示,路由器A已经通过IP地址10.0.12.2 Telnet路由器B,在当前界面下,以下哪些操作会导致路由器和路由器的Telnet会话中断? (多选)___
A. 关闭G0/0/1接口
B. 修改G0/0/1接口IP地址
C. 在G0/0/1接口下开启OSPF协议
D. 配置静态路由
【多选题】
QUESTION 80 某个ACL规则如下:则下列哪些IP地址可以被permit规则匹配? (多选)___ rule 5 permit ip source 10.1.1.0 255.0.254.255
A. 7.1.2.1
B. 6.1.3.1
C. 8.2.2.1
D. 9.1.1.1
【多选题】
QUESTION 82 路由器RouterID邻居关系如下,下列说法正确的有? (多选)___
A. 本路由器和Router-ID为10.0.3.3的路由器不能真接交换链路状态信息
B. 本路由器是DROther路由器
C.
D. R路由器的Router-ID为10.0.1.1
【多选题】
QUESTION 88以下关于ICMP报文的分析正确的是()。 (多选)___
A. ICMP报文封装在IP报文中,不经过传输层封装
B. ICMP报文不能用来检测路径中的MTU
C. ICMP报文可以记录时间,包括原始时间、接收时间、发送时间
D. ICMP协议不支持重定向功能
E. ICMP报文包含ICMP差错报文,控制报文,请求/应答报文,刷新报文
【多选题】
QUESTION 90 在STP协议中,下面哪些因素会影响根交换机的选举? (多选)___
A. 交换机接口ID
B. 交换机接口带宽
C. 交换机的IP地址
D. 交换机的现MAC地址
E. 交换机优先级
【多选题】
(多选)___
A. SWB仍然周期性从G0/0/1端口发送配置BPDU
B. SWC经过现Max Age时间之后从G0/0/1端口发送配置BPDU
C. SWC立刻从G0/0/1端口发送TC-BPDU
D. SWC和SWB立刻重新进行根桥的选举
【多选题】
QUESTION 93 RSTP协议包含以下哪些端口状态? (多选)___
A. Forwarding
B. Discarding
C. Listening
D. Learning
【多选题】
QUESTION 94 如下图所示,所有主机之间都可以正常通行,下列说法正确的有? (多选)___
A. SWB的G0/0/3学习到2个MAC地址
B. SWA的G0/0/3学习到3个MAC地址
C. SWA的G0/0/3学习到1个MAC地址
D. SWA的G0/0/3学习到2个MAC地址
【多选题】
QUESTION 101 用Telnet方式登录路由器时,可以选择哪几种认证方式? (多选)___
A. AAA本地认证
B. 不认证
C. password认证
D. MD5密文认证
【多选题】
QUESTION 103 链路聚合是企业网络中的常用技术。下列描述中哪些是链路聚合技术的优点? (多选)___
A. 提高可靠性
B. 提高安全性
C. 增加带宽
D. 实现负载分担
【多选题】
QUESTION 109 以下关于IPv6地址配置说法正确的有? (多选)___
A. IPv6地址只能手工配置
B. IPv6支持DHCPv6的形式进行地址配置
C. IPv6支持无状态自动配置
D. IPv6地址支持多种方式的自动配置
【多选题】
QUESTION 111 客户访问FTP服务器时出错,检查发现服务器与客户端之间的连通性没有问题,那么有可能是下面哪些服务 器端口被阻塞而导致的问题? (多选)___
A. 21
B. 20
C. 50649
D. 80
【多选题】
QUESTION 113 一台AR2200各由器需要恢复初始配置,则下面哪些描述是正确的? (多选)___
A. 重新指定下次启动加载的配置文件
B. 重置saved configuration
C. 清除current configuration
D. 重启该AR2200路由器
【多选题】
QUESTION 115 以下哪种情况下交换机会产生配置BPDU? (多选)___
A. 在初始化过程中,只要端口使能STP,则配置BPDU就会按照Hel1o Time定时器规定的时间间隔从指定 端口发出
B. 当根端口收到配置BPDU时,根端口所在的设备会从自己的每一个指定端口发送配置BPDU
C. 当非指定端口收到比自己差的配置BPDU时,会立刻向下游设备发送自己的BPDU
D. 当指定端口收到比自己差的配置BPDU时,会立刻向下游设备发送自己的BPDU
【多选题】
QUESTION 118 某台路由器输出信息如下,下列说法正确的有? (多选)___
A. 本路由器是DR
B. 路由器Router ID为10.0.1.1
C. 路由器Router ID为10.0.2.2
D. 本路由器的接口地址为10.0.12.2
【多选题】
息。即可应对业务的实时快速发展。Segment Routing具有如下哪些特点? (多选)___
A. 同时支持控制器的集中控制模式和转发器的分布控制模式。提供集中控制和分布控制之间的平衡
B. SR(Segment Routing)采用IP转发,不需要额外维护另外一张标签转发表
C. 通过对现有协议(例如IGP)进行扩展,能使现有网络更好的平滑演进
D. 采用源路由技术,提供网络和上层应用快速交互的能力
【多选题】
QUESTION 129 关于VRP操作平台快捷键说法正确的有? (多选)___
A. CTRL+Z回到用户视图
B. CTRL+C停止当前命令的运行
C. 向左的光标键(<--)光标左移一位。
D. TAB提示最近输入的命令
【多选题】
QUESTION 133开启标准STP协议的交换机可能存在哪些端口状态? (多选)___
A. Discarding
B. Listening
C.
D. isabled
【多选题】
QUESTION 138如果一个以太网数据帧的Length/Tyme=0z8100,那么这个数据帧的载荷可能是?(多选)___
A. TCP数据段
B. UDP数据
C. ICMP报文
D. ARP报文
【多选题】
在路由器RTA上使用如上所示ACL匹配路由条目,则下面哪些条目将会被匹配上? (多选)___
A. 192.17.0.0/24
B. 172.16.1.1/32
C. 172.16.1.0/24
D. 172.48.0.0/16
【多选题】
QUESTION 158 一个网段150.25.0.0的子网掩码是255.255.224.0,那么()是该网段中的有效的主机地址。(多选)___
A. 150.25.2.24
B. 150.15.3.30
C. 150.25.0.0
D. 150.25.1.255
【多选题】
QUESTION 162 关于OSPF中的DD报文和LSA描述正确的是()。 (多选)___
A. LSA的头部可以唯一标识一个LSA
B. DD报文中仅包含LSA的头部信息
C.
D. D报文中包含LSA的详细信息
【多选题】
QUESTION 164 关于以太网子接口描述正确有哪些? (多选)___
A. 子接口不能配置IP地址
B. 一个子接口可以绑定多个VLAN
C. 子接口的IP地址不能属于同一网段
D. 子接口ID要与VLAN ID相同
【多选题】
QUESTION 169 下面关于IPv6描述正确的是()。 (多选)___
A. IPv6的地址长度为128 bits
B. IPv6的地址长度为64 bits
C. 当一个IPv6报文有多个扩展头部时,扩展头部必须有序地出现
D. 当一个IPv6报文有多个扩展头部时,扩展头部可以随机的出现
【多选题】
QUESTION 170 通过抓包工具捕获到一个以太网帧,发现该帧的Type/Length字段的值为0x0800,下面对该帧的描述,正确 的是()。(多选)___
A. 该帧承载的是一个IPX报文
B. 该帧承载的是一个IP报文
C. 该帧的帧结构是Ethernet_II格式
D. 该帧的帧结构是802.3格式