Which two IntServ functions are required on a router？（）A、admission controlB、DSCP classificationC、monitoringD、markingE、scheduling

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第2题：

When designing the Network Admission Control （NAC） Appliance for the Enterprise Campus Network， which of the following requirements would help the designer to narrow down the NAC choices， from Virtual Gateway to Real IP Gateway， or from In-band to Out-band？（）

• A、 QoS ToS/DSCP values are required to be forwarded transparently
• B、 Device redundancy is required
• C、 Per-user ACL support is required
• D、 Multicast service support is required

第3题：

Which two are functions of an IP voice gateway?（）

• A、provide far-end call control 
• B、provide far-end camera control 
• C、translate analog voice to packetized voice 
• D、transition call path between different networks 
• E、provide locations-based call admission control 

第4题：

In a Teleworker deployment with a single IP phone connected to a Cisco 831 router, select the true statement regarding Call Admission Control.（）

• A、RSVP is a required configuration to support conference calls without voice packet loss. 
• B、The QoS configuration on the 831 router must always provision sufficient bandwidth for two RTP streams. 
• C、Call admission control is an issue only when using hardware DSP resources. 
• D、When using the conference call features on a 7960 IP phone, only one RTP stream is present regardless of how many extensions are on the conference.

第5题：

What are two components of the QoS Integrated Services （IntServ） model？（）

• A、 link efficiency
• B、 admission control
• C、 classification and marking
• D、 shaping and policing
• E、 congestion avoidance using the RTP protocol
• F、 resource reservation using the RSVP protocol

第6题：

Which three functions can an Integrated Services Router perform in a VoIP network？（）

• A、 voice stream mixing for conference calling
• B、 voice gateway
• C、 call admission control
• D、 analog or digital phone interfaces
• E、 XML application services
• F、 large scale dial plan application

第7题：

Which two functions require the use of the CLI?（） (Choose two.)

• A、adding a VLAN
• B、adding a cluster
• C、running a tcpdump
• D、adding a target server

第8题：

Which two are character manipulation functions? （）

• A、TRIM
• B、REPLACE
• C、TRUNC
• D、TO_DATE
• E、MOD
• F、CASE

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第13题：

Which two functions can be configured on the ERX Edge Router to support MBGP? （）(Choose two.)

• A、address-family ipv4 unicast
• B、address-family vpnv4 unicast
• C、address-family ipv4 multicast
• D、address-family vpnv4 multicast

第14题：

Which of these is not a component of MPLS traffic engineering？（）

• A、trunk admission control
• B、forwarding traffic to tunnel
• C、information distribution
• D、path selection， calculation， and setup
• E、traffic patterns prediction

第15题：

Which three configuration tasks are required to successfully deploy NBAR to recognize TCP and UDP stateful protocols？（）

• A、Over leased lines，use the multilink ppp command to reduce latency and jitter，and to create Distributed Link Fragmentation and interleaving.
• B、Use the service-policy command to attach a traffic flow to an interface on the router.
• C、Use the ip rsvp bandwidth command to set a strict upper limit on the bandwidth NBAR uses，and toguarantee admission of any flows.
• D、Use the policy-map command to define one or more QoS policies （such as shaping，policing，and so on） to apply to traffic defined by a class map.
• E、Use the random-detect dscp command to modify the default minimum and maximum thresholds for the DSCP value.
• F、Use the class-map command to define one or more traffic classes by specifying the criteria by which traffic is classified.

第16题：

Which two commands are required to enable multicast on a router， knowing that the receivers only support IGMPv2？（）

• A、ip pim rp-address
• B、ip pim ssm
• C、ip pim sparse-mode
• D、ip pim passive

第17题：

A company is using a multi-site centralized call processing model. Which feature ensures that theremote site IP phones will still have limited functionality given a WAN outage？（）

• A、 Call Admission Control
• B、 TAPI
• C、 MGCP
• D、 SRST

第18题：

Which two functions of JUNOS Software are handled by the data plane？（）

• A、NAT
• B、OSPF
• C、SNMP
• D、SCREEN options

第19题：

Which two functions of the Junos OS are handled by the data plane? （）(Choose two.)

• A、NAT
• B、OSPF
• C、SNMP
• D、SCREEN options

第20题：

You are designing a strategy to install the new scheduling application.  Which two actions should you perform？（）

• A、 Assign the scheduling application package to the Instructor OU.
• B、 Publish the scheduling application package to the Instructor OU.
• C、 Ensure that the scheduling application can install across slow WAN links.
• D、 Prevent the scheduling application from installing across slow WAN links.

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