Which two configurations allow a peering session to form between R1 and R2? (Choose two.)
A.

B.
C.
D.
E.
Answer: B、D
题干中的日志为BGP认证错误,该报错是配置了认证的一端出现的错误(对端没有配置认证)。 1. 如果R1出现from 10.10.10.1(2XXXX,此处的2XXXX代表源端口号),那么10.10.10.1是R2侧,则需要在R2侧配置密码。to 10.120.10.1(179),该地址是目的侧。选择D;同理选择B
2.

Refer to the exhibit. How was spanning-tree configured on this interface?
A, By entering the command spanning-tree mst1 vlan 10,20,30,40 in the global configuration mode.
B, By entering the command spanning-tree portfast trunk in the interface configuration mode.
C, By entering the command spanning-tree vlan 10,20,30,40 root primary in the interface configuration mode.
D, By entering the command spanning-tree portfast in the interface configuration mode.
Answer: B
什么情况下7口会显示如此之多的VLAN的STP是边缘端口 如果7口为trunk接口那么就可以如此显示
3.

Refer to the exhibit. An engineer attempts to configure a trunk between switch SW1 and switch SW2 using DTP, but the trunk does not form. Which command should the engineer apply to switch SW2 to resolve this issue?
A, switchport nonegotiate
B, no switchport
C, switchport mode access
D, switchport mode dynamic desirable
Answer: D
两个交换机的DTP都配置了自动模式,即被动模式,不会协商为trunk。需要一侧修改为desirable模式
4.
While configuring an IOS router for HSRP with a virtual IP of 10.1.1.1, an engineer sees this log message.
Which configuration change must the engineer make?
A, Change the HSRP group configuration on the local router to 1.
B, Change the HSRP virtual address on the remote router to 10.1.1.1.
C, Change the HSRP group configuration on the remote router to 1.
D, Change the HSRP virtual address on the local router to 10.1.1.1.
Answer: D
日志表明组1的虚拟IP10.1.1.1和本地配置的虚拟IP10.1.1.25不同,故而需要配置本地的虚拟IP为10.1.1.1
5.
What is a characteristic of a next-generation firewall?
A, only required at the network perimeter
B, required in each layer of the network
C, filters traffic using Layer 3 and Layer 4 information only
D, provides intrusion prevention
Answer:D
下一代防火墙的特点是什么?下一代FW提供入侵检测系统
6.Which entity is a Type 1 hypervisor?
A, Oracle VM VirtualBox
B, VMware server
C, Citrix XenServer
D, Microsoft Virtual PC
Answer: C
哪个是类型1的虚拟化 裸机管理程序(类型 1)是我们直接安装在物理服务器及其底层硬件之上的一层软件。 两者之间没有软件或任何操作系统,因此得名裸机管理程序。类型 1 虚拟机管理程序可提供出色的性能和稳定性,因为它不在 Windows 或任何其他操作系统中运行。 类型 1 管理程序本身就是一个操作系统,是一个非常基本的操作系统,您可以在其上运行虚拟机 VMware vSphere with ESX/ESXi KVM Microsoft Hyper-V Citrix Hypervisor (formerly known as Xen Server)