[Free] 2017(Oct) Dumps4cert Testinsides Cisco 400-051 Dumps with VCE and PDF Download 81-90

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CCIE Collaboration (v1.1)

Question No: 81 – (Topic 1)

A user is troubleshooting an FXO line on a Cisco IOS router that remains connected even after the call ends. Which three disconnect methods can be configured to fix this problem? (Choose three)

  1. Loop Current Feed Open Signalling Disconnect

  2. Hookflash Duration Signalling Disconnect

  3. CP-TONE Dual Supervisory Disconnect

  4. Power Denial-based Supervisory Disconnect

  5. Ground-start Signalling Disconnect

  6. Tone-based Supervisory Disconnect

Answer: D,E,F

Question No: 82 – (Topic 1)

Which two security services are provided by the Phone Proxy function on a Cisco ASA appliance? (Choose two.)

  1. It provides internetworking to ensure that extended IP Phone traffic is encrypted as long as the Cisco Unified Communications Manager is in secure mode.

  2. It manipulates the call signalling to ensure that all media is routed via the adaptive security appliance.

  3. It requires a remote routing device with an IPsec VPN tunnel.

  4. It intercepts and authenticates soft clients before they reach Cisco Unified Communications Manager clusters.

  5. It supports encrypted TFTP operation of IP phone configuration files.

Answer: B,D

Question No: 83 – (Topic 1)

A CUCM engineer has deployed Type SIP Phones on a remote site and no SIP dial rules were deployed for these phones. How will CUCM receive the DTMF after the phone goes off- hook and the buttons are pressed?

  1. Each digit will be received by CUCM in a SIP NOTIFY message as soon as they are pressed.

  2. The first digit will be received in a SIP INVITE and subsequent digits will be received using notify

    MASSAGE as soon as they are pressed.

  3. Each digit will be received by CUCM in a SIP INVITE as soon as the dial softkey has been pressed.

  4. All digits will be received by CUCM in a SIP INVITE as soon as the dial softkey has been pressed

Answer: B

Question No: 84 – (Topic 1)

Refer to the exhibit.

Dumps4Cert 2017 PDF and VCE

A phone VPN failed to establish a VPN with the Cisco ASA. The support engineer downloaded the console logs and analyzed them. When two steps resolve this issue? (Choose two)

  1. Configure user and password authentication instead of certificate only.

  2. Uncheck the enable Host ID check checkbox under the VPN profile in Cisco Unified CM.

  3. Reset the Cisco Unified CM TFTP service to allow caching of the new certificate.

  4. Delete the current certificate so the phone can download a new one.E .Register the phone internally to download the new configuration.

Answer: B

Question No: 85 – (Topic 1)

Refer to the exhibit.

Dumps4Cert 2017 PDF and VCE

A collaboration engineer is troubleshooting a cluster that has been configured to use RSVP. The calls are being rejected and the caller receives a busy tone. What is the root cause of this problem?

  1. The RSVP Agents are only using an Ipv6 address.

  2. The IP Addressing mode preference for signalling is set to use System Default.

  3. The RSVP relationship between Main and Remote is set to Mandatory

  4. The IP Addressing Mode is set to use Ipv4 and Ipv6

Answer: A

Question No: 86 – (Topic 1)

A collaboration engineer is troubleshooting an MOH problem on a Cisco IOS SIP gateway in searching through a debug CCSIP massage output. Which three parameters in the SIP massages can be used to determine if the call was placed on hold? (Choose three)

  1. OPTIONS WITH 301 CALLHOLD

  2. INVITE WITH a=INACTIVE

  3. INVITE WITH a=SENDONLY

  4. OPTION WITH c=INACTIVE

E. c=IN IP4 0.0.0.0

F. BYE WITH A = CALLHOLD

Answer: B,C,E

Question No: 87 DRAG DROP – (Topic 1)

Drag and drop the logical components of a traditional SDN infrastructure into the correct order. Similar to open system interconnection model (OSI model), working your way up from the network infrastructure layer.

Dumps4Cert 2017 PDF and VCE

Answer:

Dumps4Cert 2017 PDF and VCE

Question No: 88 – (Topic 1)

Refer to the exhibit.

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Which option correctly describes the output shown?

  1. Fallback to the PRI worked successfully when the connection to CUCM was lost

  2. The ccm switchback uptime-delay was incorrectly set to immediate instead of graceful

  3. Redundant CUCM server will be tried after 15 seconds has passed

  4. ccm-manager fallback-mgcp command was missing from the configuration

Answer: A

Question No: 89 – (Topic 1)

A Call is made between two desk phones enabled with single number reach that are registered to a cisco unified CM cluster. The device pool for each device has a local route group defined. When the call is placed to exit the system, which device pool control the destination gateway?

  1. Destination RDP

  2. Source Phone

  3. Source RDP

  4. Destination phone

Answer: B

Question No: 90 – (Topic 1)

Refer to the exhibit.

Dumps4Cert 2017 PDF and VCE

An engineer mapped the enhanced location call admission control configuration to match the physical links bandwidth allowances. Assuming no other calls are consuming any bandwidth, how many G722 calls are allowed between site A and site G?

  1. 5

  2. 7

  3. 12

  4. 25

  5. 37

Answer: B

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