多选题Which two characteristics are common between traffic policing and traffic shaping？（）AThe rate of traffic is measured and compared to a configured policy.BClassification is used to differentiate traffic.CTraffic is marked and sent out according to prior

第1题：

第2题：

第3题：

What are two purposes of a forwarding class?（）

• A、to identify traffic that should be dropped
• B、to classify traffic
• C、to identify traffic that should receive common treatment
• D、to assign traffic to output queues

正确答案:C,D

第4题：

What are two characteristics of dual-ring interconnect in SONET networks? （）(Choose two.)

• A、It protects signals against node failures between rings.
• B、It protects signals against node failure within a single ring.
• C、It allows for traffic to be preempted when a ring switch occurs.
• D、Traffic can be dropped and continued at interconnecting nodes.
• E、It protects preemptible traffic from being dropped when a ring switch occurs.

正确答案:A,D

第5题：

Which two characteristics are common between traffic policing and traffic shaping？（）

• A、 The rate of traffic is measured and compared to a configured policy.
• B、 Classification is used to differentiate traffic.
• C、 Traffic is marked and sent out according to priority.
• D、 Both can be applied to inbound and outbound traffic.
• E、 Both buffer traffic to ensure a predetermined traffic rate.
• F、 Both drop traffic that is above a predetermined traffic rate.

正确答案:A,B

第6题：

What are two characteristics of the SLB One-arm mode？ （）

• A、 It is not as common as bridge mode
• B、 The MSFC is not directly connected to the CSM
• C、 Outbound traffic from servers may need to be directed by PBR or CSNAT to the CSM
• D、 The SLB is moved to a position where selected inbound and outbound server traffic goesthrough the SLB
• E、 The CSM statically routes inbound server traffic to the aggregation switch FWSM， then to the connected server subnet

正确答案:A,C

第7题：

What are two characteristics of dual-ring interconnect in SDH networks？ （）

• A、 It protects signals against node failures between rings.
• B、 It protects signals against node failure within a single ring.
• C、 It allows for traffic to be preempted when a ring switch occurs.
• D、 Traffic can be dropped and continued at interconnecting nodes.
• E、 It protects preemptible traffic from being dropped when a ring switch occurs.

正确答案:A,D

第8题：

An administrator is using a protocol analyzer to monitor traffic between two servers. However, the only traffic that appears is broadcast and traffic originating from the administrator's PC. Which of the following devices is the administrator plugged into? （）

• A、Hub
• B、Bridge
• C、Switch
• D、Router

正确答案:C

第9题：

Which two configuration options must be present for IPv4 transit traffic to pass between the ge-0/0/0.0 andge-0/0/2.0 interfaces？（）

• A、family inet
• B、a security zone
• C、a routing instance
• D、host-inbound-traffic

正确答案:A,B

第10题：

Users can define policy to control traffic flow between which two components? （）(Choose two.)

• A、from a zone to the router itself
• B、from a zone to the same zone
• C、from a zone to a different zone
• D、from one interface to another interface

正确答案:B,C

第11题：

第12题：

第13题：

第14题：

第15题：

Which unique characteristics of the Data Center Aggregation layer must be considered by an Enterprise Campus designer？（）

• A、 Layer 3 routing between the Access and Aggregation layers facilities the ability to span VLANsacross multiple access switches， which is a requirement for many server virtualization andclustering technologies.
• B、 “East-west” server-to-server traffic can travel between aggregation modules by way of the core，but backup and replication traffic typically remains within an aggregation module.
• C、 Load balancing， firewall service， and other network service are commonly integrated by the useof service modules that are inserted in the aggregation switched.
• D、 Virtualization tools allow a cost effective approach for redundancy in the network design byusing two or four VDCs from the same physical switch.

正确答案:D

第16题：

Which two of these are characteristics of an IPS device？（）

• A、 passively listens to network traffic
• B、 is an active device in the traffic path
• C、 has a permissive interface that is used to monitor networks
• D、 traffic arrives on one IPS interface and exits on another

正确答案:B,D

第17题：

Which two of these are characteristics of an IDS sensor？（）

• A、passively listens to network traffic
• B、is an active device in the traffic path
• C、has a permissive interface that is used to monitor networks
• D、traffic arrives on one IDS interface and exits on another
• E、has a promiscuous interface that is used to monitor the network

正确答案:A,E

第18题：

You are asked to configure real-time performance monitoring (RPM) between two Junos devices to track traffic in your network. Which two application traffic types can you track?（）

• A、ICMP
• B、SNMP
• C、TCP
• D、HTTPS

正确答案:A,C

第19题：

Which two benefits are provided by creating VLANs? （）

• A、added security
• B、dedicated bandwidth
• C、provides segmentation
• D、allows switches to route traffic between subinterfaces
• E、contains collisions

正确答案:A,C

第20题：

When load balancing traffic between two web servers， which of the following technologies provides the LOWEST cost solution？（）

• A、 Active/passive cluster
• B、 Active/active cluster
• C、 Log shipping
• D、 DNS round robin

正确答案:D

第21题：

Which term describes a group of packets sharing common forwarding characteristics?（）

• A、common forwarding class
• B、forwarding equivalence class
• C、equivalent class characteristics
• D、forwarding class characteristics

正确答案:B

第22题：

第23题：

第24题：