1 / 64

IIUC Exam Prep Answers and Supplementary Exam Tasks

IIUC Exam Prep Answers and Supplementary Exam Tasks. BRKCRT 1106. Answer Details to Lecture Exam Tasks. Practice Task. Analog and Digital Circuits. FXS T1/E1 CAS FXO T1/E1 PRI. Which port type is typically used to connect to an analog circuit from the PSTN? . Practice Task.

fauna
Télécharger la présentation

IIUC Exam Prep Answers and Supplementary Exam Tasks

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. IIUC Exam Prep Answers and Supplementary Exam Tasks BRKCRT 1106

  2. Answer Details to Lecture Exam Tasks

  3. Practice Task Analog and Digital Circuits • FXS • T1/E1 CAS • FXO • T1/E1 PRI Which port type is typically used to connect to an analog circuit from the PSTN?

  4. Practice Task Analog and Digital Circuits Which port type is typically used to connect to an analog circuit from the PSTN? FXS T1/E1 CAS FXO T1/E1 PRI

  5. Practice Task Analog and Digital Circuits Which channel(s) are used for signaling on an E1 PRI? • Time slot 1 • Time slot 17 • Time slots 1 and 17 • Time slot 32 • Time slots 17 and 32

  6. Practice Task Analog and Digital Circuits Which channel(s) are used for signaling on an E1 PRI? • Time slot 1 • Time slot 17 • Time slots 1 and 17 • Time slot 32 • Time slots 17 and 32

  7. T1 CAS E1 PRI Up to 24 channels for voice 16 frames are grouped together to make a multiframe One channel for signaling One sample per channel per frame Practice Task Analog and Digital Circuits Drag the characteristic on the left to the type of circuit on the right; some may be used more than once. ESF groups together 24 frames

  8. T1 CAS E1 PRI Practice Task Analog and Digital Circuits Drag the characteristic on the left to the type of circuit on the right; some may be used more than once. Up to 24 channels for voice ESF groups together 24 frames One sample per channel per frame 16 frames are grouped together to make a multiframe One channel for signaling One sample per channel per frame

  9. Practice Task DSPs and CODECs What is the combined header overhead for a voice packet with RTP/UDP/IP and Ethernet headers without using cRTP? • 18 bytes • 20 bytes • 22 bytes • 40 bytes • 46 bytes • 58 bytes

  10. Practice Task DSPs and CODECs What is the combined header overhead for a voice packet with RTP/UDP/IP and Ethernet headers without using cRTP? • 18 bytes • 20 bytes • 22 bytes • 40 bytes • 46 bytes • 58 bytes

  11. Practice Task Gateways Which two identify the function and components of a gateway? (Choose two.) • Functions exclusively in client-server voice networks • May function as an analog-to-digital or digital-to-analog device • A different gateway type is required for client-server and peer-to-peer networks • Translates between different networks • Requires DSP resources to support translation

  12. Practice Task Gateways Which two identify the function and components of a gateway? (Choose two.) • Functions exclusively in client-server voice networks • May function as an analog-to-digital or digital-to-analog device • A different gateway type is required for client-server and peer-to-peer networks • Translates between different networks • Requires DSP resources to support translation

  13. Practice Task VLAN Configuration • The voice VLAN when combined with a data VLAN separate the voice and data traffic • A voice VLAN allows RFC 1918 to be used for voice network addressing preserving the registered IP address space • It simplifies QoS configuration • Requires separate network connections for the data and voice networks • Requires separate switches to support the data and voice VLANs • A voice VLAN reduces spanning tree overhead You have a customer that is interested in deploying a Unified Communications network to replace their existing PBX. They have a LAN that is using a registered IP address range that do not have enough free IP addresses to support both a data and voice network. You want to make a point of discussing voice VLANs with your customer, what characteristics do you need to emphasize? (Choose three.)

  14. Practice Task VLAN Configuration • The voice VLAN when combined with a data VLAN separate the voice and data traffic. • A voice VLAN allows RFC 1918 to be used for voice network addressing preserving the registered IP address space. • It simplifies QoS configuration. • Requires separate network connections for the data and voice networks. • Requires separate switches to support the data and voice VLANs. • A voice VLAN reduces spanning tree overhead. You have a customer that is interested in deploying a Unified Communications network to replace their existing PBX. They have a LAN that is using a registered IP address range that do not have enough free IP addresses to support both a data and voice network. You want to make a point of discussing voice VLANs with your customer, what characteristics do you need to emphasize? (Choose three.)

  15. Practice Task Phone Bootup Process Drag the steps in the IP phone bootup process on the left and place them in the correct order on the right. The phone uses Cisco Discovery Protocol to learn the voice VLAN. 1. 2. The phone initializes the IP stack. 3. The IP phone powers on. 4. The phone boots. 5. The phone performs a POST.

  16. Practice Task Phone Bootup Process Drag the steps in the IP phone bootup process on the left and place them in the correct order on the right. 1. The IP phone powers on. 2. The phone performs a POST. 3. The phone boots. The phone uses Cisco Discovery Protocol to learn the voice VLAN. 4. 5. The phone initializes the IP stack.

  17. Practice Task DHCP What is the point of using the ip dhcp excluded-address command? • It provides a method of having DHCP serve the same IP address to the same device every time. • It removes addresses from the DHCP subnet so they can be used for other devices that require static addresses like servers or gateway. • It provides a method of having DHCP serve up addresses reserved for servers and gateways. • It provides a method of removing IP addresses reserved for data VLANs.

  18. Practice Task DHCP What is the point of using the ip dhcp excluded-address command? • It provides a method of having DHCP serve the same IP address to the same device every time. • It removes addresses from the DHCP subnet so they can be used for other devices that require static addresses like servers or gateways. • It provides a method of having DHCP serve up addresses reserved for servers and gateways. • It provides a method of removing IP addresses reserved for data VLANs.

  19. Practice Task DHCP CMERouter1# show running-configuration ! ! ip dhcp excluded-address 10.1.10.1 10.1.10.10 ip dhcp excluded-address 10.1.10.10 10.1.10.254 ip dhcp excluded-address 10.1.110.1 10.1.110.10 ip dhcp excluded-address 10.1.110.11 10.1.110.254 ! ip dhcp pool Data network 10.1.10.0 255.255.255.0 default-gateway 10.1.10.1 ! ip dhcp pool Voice network 10.1.110.0 255.255.255.0 default-gateway 10.1.110.1 Option 150 ip 10.1.110.1 ! • The default gateway has the wrong IP address. • The option 150 command is missing subnet overlaps with the data VLAN. • The ip excluded-address range won’t allow any IP addresses to be deployed. D. The ip excluded-address range is allowing all IP addresses to be deployed. Refer to the exhibit. You have configured a DHCP pool for the 10 IP phones on your network. The phones are not receiving IP addresses. What is the problem?

  20. Practice Task DHCP CMERouter1# show running-configuration ! ! ip dhcp excluded-address 10.1.10.1 10.1.10.10 ip dhcp excluded-address 10.1.10.11 10.1.10.254 ip dhcp excluded-address 10.1.110.1 10.1.110.10 ip dhcp excluded-address 10.1.110.11 10.1.110.254 ! ip dhcp pool Data network 10.1.10.0 255.255.255.0 default-gateway 10.1.10.1 ! ip dhcp pool Voice network 10.1.110.0 255.255.255.0 default-gateway 10.1.110.1 Option 150 ip 10.1.110.1 ! • The default gateway has the wrong IP address. • The option 150 command is missing subnet overlaps with the data VLAN. • The ip excluded-address range won’t allow any IP addresses to be deployed. • The ip excluded-address range is allowing all IP addresses to be deployed. Refer to the exhibit. You have configured a DHCP pool for the 10 IP phones on your network. The phones are not receiving IP addresses. What is the problem?

  21. Practice Task DHCP • The default gateway has the wrong IP address. • The option 150 command is missing. • The subnet overlaps with the data VLAN. • The ip excluded-address range is won’t allow any IP addresses to be deployed. CMERouter1# show running-configuration ! ! ip dhcp excluded-address 10.1.10.1 10.1.10.10 ip dhcp excluded-address 10.1.10.21 10.1.10.254 ip dhcp excluded-address 10.1.110.1 10.1.110.10 ip dhcp excluded-address 10.1.110.21 10.1.110.254 ! ip dhcp pool Data network 10.1.10.0 255.255.255.0 default-gateway 10.1.10.1 ! ip dhcp pool Voice network 10.1.110.0 255.255.255.0 default-gateway 10.1.110.1 Refer to the exhibit. You have configured a DHCP pool for the 10 IP phones on your network. The phones are receiving IP addresses, but are not getting the configuration files from the Cisco Unified Communications Manager Express. What is the problem?

  22. Practice Task DHCP • The default gateway has the wrong IP address. • The option 150 command is missing. • The subnet overlaps with the data VLAN. • The ip excluded-address range is won’t allow any IP addresses to be deployed. CMERouter1# show running-configuration ! ! ip dhcp excluded-address 10.1.10.1 10.1.10.10 ip dhcp excluded-address 10.1.10.21 10.1.10.254 ip dhcp excluded-address 10.1.110.1 10.1.110.10 ip dhcp excluded-address 10.1.110.21 10.1.110.254 ! ip dhcp pool Data network 10.1.10.0 255.255.255.0 default-gateway 10.1.10.1 ! ip dhcp pool Voice network 10.1.110.0 255.255.255.0 default-gateway 10.1.110.1 Refer to the exhibit. You have configured a DHCP pool for the 10 IP phones on your network. The phones are receiving IP addresses, but are not getting the configuration files from the Cisco Unified Communications Manager Express. What is the problem?

  23. Practice Task Ephone-dn and Ephone Configuration Refer to the exhibit. Drag the correct configuration commands on the left into the router configuration on the right to configure three ephone-dns starting with extension 2000. Each ephone-dn must allow consultative transfer. Add the configured ephone-dns to the ephone 1 configuration so that button one has the lowest extension number and button 2 supports an overlay with call waiting. Not all options will apply. MAC 000F.2470.F8F8 ephone-dn 1 button 1:1 2o2 3 ! ! ! ephone 1 ephone-dn 1 dual-line mac-address 000f.2470.f8f8 button 1:1 2c2 3 number 2000 ephone-dn 3 dual-line number 2002 ephone-dn 2 dual-line number 2001 ephone-dn 2 ephone-dn 3

  24. Practice Task Ephone-dn and Ephone Configuration Refer to the exhibit. Drag the correct configuration commands on the left into the router configuration on the right to configure three consecutive ephone-dns starting with extension 2000. Each ephone-dn must allow consultative transfer. Add the configured ephone-dns to the ephone 1 configuration so that button one has the lowest extension number and button 2 supports an overlay with call waiting. Not all options will apply. MAC 000F.2470.F8F8 ephone-dn 1 ephone-dn 1 dual-line button 1:1 2o2 3 ! ! ! ephone 1 number 2000 ephone-dn 2 dual-line number 2001 ephone-dn 3 dual-line number 2002 mac-address 000f.2470.f8f8 ephone-dn 2 ephone-dn 3 button 1:1 2c2 3

  25. 1004 on Line Button 2 1004 on Line Button 2 Practice Task Hunt Groups • The call will ring on the second channel on Ephone 5. • The call will ring on the second channel on both Ephones 4 and 5. • The call will ring on the second channel of Ephone 4. • The call will receive a busy tone because both ephone-dns are busy. preference 0 huntstop channel no huntstop 1004 Ephone 4 Button 2 1004 1004 preference 1 huntstop channel Button 2 Ephone 5 1004 Refer to the exhibit. If a third call is placed to extension 1004, how will the call be treated?

  26. 1004 on Line Button 2 1004 preference 0 huntstop channel Ephone 4 Button 2 1004 1004 preference 1 huntstop channel Button 2 Ephone 5 1004 1004 on Line Button 2 Practice Task Hunt Groups • The call will ring on the second channel on Ephone 5. • The call will ring on the second channel on both Ephones 4 and 5. • The call will ring on the second channel of Ephone 4. • The call will receive a busy tone because both ephone-dns are busy. Refer to the exhibit. If a third call is placed to extension 1004, how will the call be treated?

  27. IP IP IP IP 256 kb/s 512 kb/s 100 Mb/s 10 Mb/s Practice Task QoS Configuration • 100 Mb/s • 10 Mb/s • 512 kb/s • 256 kb/s Refer to the exhibit. What is the maximum bandwidth available to packets going from the PC to the server?

  28. IP IP IP IP 256 kb/s 512 kb/s 100 Mb/s 10 Mb/s Practice Task QoS Configuration • 100 Mb/s • 10 Mb/s • 512 kb/s • 256 kb/s Refer to the exhibit. What is the maximum bandwidth available to packets going from the PC to the server?

  29. Practice Task QoS Configuration Drag the characteristic on the left to the traffic type on the right; some may be used more than once. Voice Delay-Insensitive TCP Retransmits Smooth Data Bursty Smooth or Bursty Greedy UDP Priority Video Benign

  30. Practice Task QoS Configuration Drag the characteristic on the left to the traffic type on the right; some may be used more than once. Voice Smooth UDP Priority Benign Data Delay-Insensitive TCP Retransmits Smooth or Bursty Video Bursty Greedy UDP Priority

  31. Practice Task Dial Peer Configuration • dial-peer voice 9 potsdestination-pattern 9.port 1/0/0 • dial-peer voice 9 potsdestination-pattern 9Tport 1/0/0 • dial-peer voice 9 potsdestination-pattern 9#voice port 1/0/0 • dial-peer voice 9 potsdestination-pattern 9$port 1/0/0 • dial-peer voice 9 potsdestination-pattern 9%port 1/0/0 Which of the following single dial peers will support using an access code of 9 and support local, long distance and international dialing?

  32. Practice Task Dial Peer Configuration • dial-peer voice 9 potsdestination-pattern 9.port 1/0/0 • dial-peer voice 9 potsdestination-pattern 9Tport 1/0/0 • dial-peer voice 9 potsdestination-pattern 9#voice port 1/0/0 • dial-peer voice 9 potsdestination-pattern 9$port 1/0/0 • dial-peer voice 9 potsdestination-pattern 9%port 1/0/0 Which of the following single dial peers will support using an access code of 9 and support local, long distance and international dialing?

  33. dial-peer voice 9911 pots destination-pattern 9911 port 1/0/0 Practice Task Dial Peer Configuration • 9 • 911 • 9911 • No digits are forwarded Refer to the exhibit. What digits are forwarded to the PSTN in this pots dial peer?

  34. dial-peer voice 9911 pots destination-pattern 9911 port 1/0/0 Practice Task Dial Peer Configuration • 9 • 911 • 9911 • No digits are forwarded Refer to the exhibit. What digits are forwarded to the PSTN in this pots dial peer?

  35. Practice Task Cisco Unity Configuration • The service-module ip default-gateway address is incorrect. • The IP address of the service-engine should be outside the excluded-address range. • The IP address of the Service-Engine should be the same as interface Loopback 0. • The ip unnumbered Loopback 0 command is missing from interface Service-Engine 1/0. ip dhcp excluded-address 10.19.153.0 10.19.153.10 interface Loopback 0 ip address 10.19.153.1 255.255.255.0 interface Service-Engine1/0 service-module ip address 10.19.153.2 255.255.255.0 service-module ip default-gateway 10.19.153.1 ip route 10.19.153.2 255.255.255.255 service-engine 1/0 Refer to the exhibit. You have configured your Cisco Unified Communications Manager Express to support Cisco Unity Express. When you try to use the service-engine service-module 1/0 session command to gain access to the Cisco Unity Express you receive the following error message “IP address needs to be configured on interface Service-Engine1/0”. What needs to be edited or changed to resolve the issue?

  36. Practice Task Cisco Unity Configuration • The service-module ip default-gateway address is incorrect. • The IP address of the service-engine should be outside the excluded-address range. • The IP address of the Service-Engine should be the same as interface Loopback 0. • The ip unnumbered Loopback 0 command is missing from interface Service-Engine 1/0. ip dhcp excluded-address 10.19.153.0 10.19.153.10 interface Loopback 0 ip address 10.19.153.1 255.255.255.0 interface Service-Engine1/0 service-module ip address 10.19.153.2 255.255.255.0 service-module ip default-gateway 10.19.153.1 ip route 10.19.153.2 255.255.255.255 service-engine 1/0 Refer to the exhibit. You have configured your Cisco Unified Communications Manager Express to support Cisco Unity Express. When you try to use the service-engine service-module 1/0 session command to gain access to the Cisco Unity Express you receive the following error message “IP address needs to be configured on interface Service-Engine1/0”. What needs to be edited or changed to resolve the issue?

  37. Practice Task Cisco Unity Express Configuration Which of the following are capabilities associated with the TUI for a Cisco Unity Express Administrator? (Choose three.) • Audio-based interface using the phone • Recording of personal greeting • Prompt management and recording • Alternate emergency, vacation, or holiday greeting • Recording spoken name • Manager phone setting for associated device

  38. Practice Task Cisco Unity Express Configuration Which of the following are capabilities associated with the TUI for a Cisco Unity Express Administrator? (Choose three.) • Audio-based interface using the phone • Recording of personal greeting • Prompt management and recording • Alternate emergency, vacation, or holiday greeting • Recording spoken name • Manager phone setting for associated device

  39. Practice Task Cisco Unity Express • Create SIP dial peers for directing calls into Cisco Unity Express. • Configure NTP settings if the router is the NTP server. • Set up IP addressing for the Cisco Unity Express hardware module. • Configure a static route to the address of the Cisco Unity Express module. • Set up routing and IP addressing on the router. What are the Cisco IOS router prerequisites for Cisco Unity Express Support? (Choose three.)

  40. Practice Task Cisco Unity Express • Create SIP dial peers for directing calls into Cisco Unity Express. • Configure NTP settings if the router is the NTP server. • Set up IP addressing for the Cisco Unity Express hardware module. • Configure a static route to the address of the Cisco Unity Express module. • Set up routing and IP addressing on the router. What are the Cisco IOS router prerequisites for Cisco Unity Express Support? (Choose three.)

  41. Practice Task Cisco Unity Express Configuration • ephones • POTS dial peers • VoIP dial peers • ephone templates • ephone-dns Which Cisco Unified Communications Manager configuration component is associated with MWI on/off?

  42. Practice Task Cisco Unity Express Configuration • ephones • POTS dial peers • VoIP dial peers • ephone templates • ephone-dns Which Cisco Unified Communications Manager configuration component is associated with MWI on/off?

  43. Supplementary Exam Tasks

  44. Practice Task Numbering Plans Which of the following are components of an NANP local number? (Choose three.)A. Local numberB. Line number C. CO codeD. Area codeE. Country code

  45. Which of the following are components of an NANP local number? (Choose three.)A. Local numberB. Line number C. CO codeD. Area codeE. Country code Practice Task Numbering Plans

  46. Practice Task Numbering Plans Which of the following are characteristics of a numbering plan? (Choose two.)A. Based on international standards.B. Established by local PSTNs to assign endpoint numbers.C. All numbers are based on the NANP scheme.D. Regulates distribution of numbers and codes in its territory.E. All numbering plans are based on a 15-digit structure exclusively.

  47. Which of the following are characteristics of a numbering plan? (Choose two.)A. Based on international standards.B. Established by local PSTNs to assign endpoint numbers.C. All numbers are based on the NANP scheme.D. Regulates distribution of numbers and codes in its territory.E. All numbering plans are based on a 15-digit structure exclusively. Practice Task Numbering Plans

  48. Practice Task VoIP Signaling What is the difference between a client server and peer-to-peer VoIP signaling protocol?A.Peer-to-peer endpoints contain intelligence and use a call agent to place calls.B. Client-server endpoints contain no intelligence and use a call agent to place calls.C. Client server endpoints contain intelligence and place calls without call agent intervention.D. Peer-to-peer endpoints contain no intelligence and use call agents to place calls.

  49. Practice Task VoIP Signaling What is the difference between a client server and peer-to-peer VoIP signaling protocol?A.Peer-to-peer endpoints contain intelligence and use a call agent to place calls.B. Client-server endpoints contain no intelligence and use a call agent to place calls.C. Client server endpoints contain intelligence and place calls without call agent intervention.D. Peer-to-peer endpoints contain no intelligence and use call agents to place calls.

More Related