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1. Your manager asks you for a worksheet defining items that need to be addressed for the future VOIP and IP telephone rollout. What items do you put on the worksheet that need to be addresses for the wiring closets?

   1.   ?    A 7000 series router to backup the switch with HSRP
   2.   ?    PBX failover
   3.   ?    UPS systems and Backup power
   4.   ?    Cooling Requirements (a heat profile)

2. Which device listed below has an intelligent power management system that grants or denies power to various system components based on power availability in the system for use with IP telephony?

   1.   ?    Cisco 7309 VXD Router
   2.   ?    Cisco Works plug in
   3.   ?    CallManager
   4.   ?    Catalyst 6000 switch

3. From the list below, what allows a Cisco IP phone to detect the absence of audio and therefore does not transmit packets over the network?
   

   1.   ?    Iping
   2.   ?    PBX filters
   3.   ?    Voice Activation Detection
   4.   ?    DHE

4. What are two constraints that you may encounter when trying to design a IP Telephone infrastructure?

   1.   ?    Upper level management acceptance
   2.   ?    Budgetary Constraints
   3.   ?    STP reliability
   4.   ?    IP convergence

5. What is the biggest issue affecting voice transport when you implement IPSec VPNs in a converged network?

   1.   ?    Hop count.
   2.   ?    Using G.729 as the codec.
   3.   ?    Throughput considerations.
   4.   ?    Ensuring only software encryption is running.

6. What factors must be considered in the overall design when implementing an IPSec VPN for transport of voice?

   1.   ?    Port numbers and added delay.
   2.   ?    Added delay and added overhead.
   3.   ?    Port numbers and longer dial plan.
   4.   ?    Port numbers and added overhead.

7. When analyzing the WAN for IP Telephone deployment, you need to collect information from the WAN and LAN devices. You need to determine current Bandwidth usage before rolling out a solution. From the analysis you are performing, there are categories you can collect information from. Select two from the list below.

   1.   ?    Device information, which includes router models, memory, CPU, interface card modules versions and software versions
   2.   ?    The serial numbers from the Meridian Phone System
   3.   ?    The existing WAN topology, which includes logical design information and bandwidth subscription rates
   4.   ?    LAN information as in the make and model of the Remote site closet Nortel equipment

8. Which preference key word assigns top precedence to a dial peer in a hunt-group?

   1.   ?    0
   2.   ?    priority
   3.   ?    1
   4.   ?    high

9. What are two basic parameters needed to setup a dial peer connected to the PSTN? (Choose two)

   1.   ?    voice port
   2.   ?    signaling type
   3.   ?    interface bandwidth
   4.   ?    destination pattern

10. Which dial plan characteristic is most obviously improved by dropping a number translation step?

    1.   ?    availability
    2.   ?    post-dial-delay
    3.   ?    scalability
    4.   ?    hierarchical design