1. Home
  2. Cisco
  3. 400-051

Cisco 400-051 Online Practice Questions and Exam Preparation

400-051 Exam Details

  • Exam Code
    :400-051
  • Exam Name
    :CCIE Collaboration Written
  • Certification
    :Cisco Certifications
  • Vendor
    :Cisco
  • Total Questions
    :585 Q&As
  • Last Updated
    :Dec 15, 2021

Cisco 400-051 Online Questions & Answers

  • Question 161:

    Which two Cisco Unified Communications Manager SIP profile configuration parameters for a SIP intercluster trunk are mandatory to enable end-to-end RSVP SIP Preconditions between clusters? (Choose two.)

    A. Set the RSVP over SIP parameter to Local RSVP.
    B. Set the RSVP over SIP parameter to E2E.
    C. Set the SIP Rel1XX Options parameter to Disabled.
    D. Set the SIP Rel1XX Options parameter to Send PRACK If 1xx Contains SDP.
    E. Set the SIP Rel1XX Options parameter to Send PRACK for All 1xx Messages.
    F. Check the Fall Back to Local RSVP check box.

  • Question 162:

    Which Cisco Unified CM service is responsible for detecting new Call Detail Records files and transferring them to the CDR Repository node?

    A. Cisco CallManager
    B. Cisco CDR Repository Manager
    C. Cisco SOAP-CDRonDemand Service
    D. Cisco Extended Functions
    E. Cisco CDR Agent

  • Question 163:

    Refer to the exhibit.

    Users on a four-node CUCM cluster are reporting call problems when attempting to call out to internal extension and PSTN. An engineer troubleshooting issue found a replication of the cluster is in status 4.

    Which three steps will resolve the replication problem? (Choose three.)

    A. run the command utils dbreplication dropadmindb on all subscribers
    B. run the command utils dbreplication repairable all from the publisher
    C. run the command utils dbreplication stop on the publisher
    D. run the command utils dbreplication reset all from the publisher
    E. run the command utils dbreplication repair all from the publisher
    F. run the command utils dbreplication stop on all subscribers

  • Question 164:

    In OpenStack, which two statements about the NOVA component are true? (Choose two.)

    A. It is considered the cloud computing fabric controller
    B. It provides the authentication and authorization services
    C. It tracks cloud usage statistics for billing purposes
    D. It launches virtual machines instances.
    E. It provides persistent block storage to running instances of virtual machines.

  • Question 165:

    Which two clock rates does Performance Monitor use to calculate RTP jitter values? (Choose two.)

    A. PCMU (G.711 mu-law) , 8000 Hz
    B. PCMU (G.711 mu-law) , 32000 Hz
    C. PCMA (G.711 A-law) , 16000 Hz
    D. H.263 , 90,000 Hz
    E. H.263 , 64,000 Hz

  • Question 166:

    Refer to the exhibit.

    A collaboration engineer was asked to attach a Cisco Unified CME to the Cisco UCM network of a client via SAF. The configuration was applied, but the Unified CME was not able to retrieve the dial plan. What must be changed about the configuration to allow the Unified CME to attach to the SAF network pass calls to and from the Unified CM network?

    A. Split-horizon must be enabled under EIGRP.
    B. The SAF EIGRP instance must be configured under a virtual instance name.
    C. The session target on the dial peers should point to the next-hop SAF forwarder.
    D. The Cisco Unified CME must be configured for SIP under voice service saf when communicating with Cisco Unified CM clusters over SAF.

  • Question 167:

    Which two statements about Cisco Unified Communications Manager mixed-mode clusters are true? (Choose two.)

    A. Cluster security mode configures the security capability for your standalone server or a cluster.
    B. The device security mode in the phone configuration file is set to nonsecure.
    C. The phone makes nonsecure connections with Cisco Unified Communications Manager even if the device security mode specifies authenticated or encrypted.
    D. Security-related settings other than device security mode, such as the SRST Allowed check box, get ignored.
    E. Auto-registration does not work when you configure mixed mode.

  • Question 168:

    Within Infrastructure as a Service, which two components are managed by the provider? (Choose two.)

    A. data
    B. runtime
    C. servers
    D. applications
    E. networking

  • Question 169:

    A service provider wants to use a controller to automate the provisioning of service function chaining. Which overlay technology can be used with EVPN MP-BGP to create the service chains in the data center?

    A. MPLS L2VPN
    B. VXLAN
    C. 802.1Q
    D. Provider Backbone Bridging EVPN

  • Question 170:

    An engineer is troubleshooting this situation:

    1.

    The MPLS connection between site A and site B is flapping in intervals of 30 seconds at least twice an hour.

    2.

    Phones at site B fail over to their Survivable Remote Site Telephony configured gateway.

    3.

    Phones fail back to their primary Cisco Unified Communications Manager server as soon as the connection is reestablished.

    4.

    Phones fail over again to SRST.

    Which UCM setting allows the phones to stay in SRST for a longer period of time before falling back to Cisco Unified CM?

    A. Maximum Phone Fallback Queue Depth
    B. Connection Monitor Duration
    C. Keepalive Timeout Timer
    D. Station KeepAlive Interval
    E. T302 Timer

Related Exams:

Tips on How to Prepare for the Exams

Nowadays, the certification exams become more and more important and required by more and more enterprises when applying for a job. But how to prepare for the exam effectively? How to prepare for the exam in a short time with less efforts? How to get a ideal result and how to find the most reliable resources? Here on Vcedump.com, you will find all the answers. Vcedump.com provide not only Cisco exam questions, answers and explanations but also complete assistance on your exam preparation and certification application. If you are confused on your 400-051 exam preparations and Cisco certification application, do not hesitate to visit our Vcedump.com to find your solutions here.