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Cisco 350-801 Online Practice Questions and Exam Preparation

350-801 Exam Details

  • Exam Code
    :350-801
  • Exam Name
    :Implementing and Operating Cisco Collaboration Core Technologies (CLCOR)
  • Certification
    :CCIE Collaboration
  • Vendor
    :Cisco
  • Total Questions
    :609 Q&As
  • Last Updated
    :May 27, 2026

Cisco 350-801 Online Questions & Answers

  • Question 491:

    What is the purpose of a DNS CNAME record?

    A. to provide system information about a host
    B. to define an alias hostname
    C. to map a hostname to an IP address
    D. to map an IP address to a domain name

  • Question 492:

    An engineer is configuring a Cisco IOS XE gateway to join three callers together in the same conversation.

    Which IOS XE media resource must the engineer configure to accomplish this goal?

    A. IOS XE Hardware MTP
    B. IOS XE Software MTP
    C. IOS XE Hardware Transcoder
    D. IOS XE Hardware Conference Bridge

  • Question 493:

    Refer to the exhibit.

    A customer wants the SIP 200 OK shown to advertise codecs in the following order:

    1. G.729

    2. G.711u

    3. G.711a

    4. G.723

    After correcting the codec preferences.

    What should the audio payload show in the SIP Traces?

    A. m=audio 0 RTP/AVP 0 8 18 4 15
    B. m=audio 0 RTP/AVP 4 0 8 18 15
    C. m=audio 0 RTP/AVP 0 18 8 4 15
    D. m=audio 0 RTP/AVP 18 0 8 4 15

  • Question 494:

    Refer to the exhibit.

    Calls to Cisco Unity Connection are failing across Cisco Unified Border Element when callers try to select a menu prompt.

    Why is this happening and how is it fixed?

    A. Cisco Unified Border Element is not sending any support for DTMF. DTMF configuration must be added to the appropriate dial peer.
    B. The Cisco Unity Connection Call Handler is configured for a -Release to Switch" transfer type. Transfers must be disabled for the Cisco Unity Connection Call Handler.
    C. Cisco Unity Connection is configured on G.729 only. Cisco Unity Connection must be reconfigured to support iLBC.
    D. Cisco Unified Border Element is sending the incorrect media IP address. The IP address of the loopback interface must be advertised in the SDP.

  • Question 495:

    A collaboration engineer is troubleshooting issues with a T1 PRi

    The engineer wants to confirm if the router received an ISON Set Asynchronous Balanced Mode Extended message and responded with an Unnumbered Acknowledge frame

    Which Cisco OS command is used to debug ISDN Laver 2 issues?

    A. debug isdn q931
    B. debug isdn q921
    C. debug voice q921
    D. debug voip ccapi mout

  • Question 496:

    How can an administrator stop Cisco Unified Communications Manager from advertising the OPUS codec for recording enabled devices?

    A. Route recorded calls through Cisco Unified Border Element because it does not support OPUS.
    B. Go to the phone's configuration page and set "Advertise OPUS Codec" to be "false".
    C. Integrate the Cisco Unified CM with 3 recording solution that does not support OPUS.
    D. In CUCM Service Parameters set "Opus Codec Enabled" to "Enabled for all Devices Except Recording-Enabled Devices."

  • Question 497:

    What causes poor voice quality and video pixelization in a video call?

    A. The QoS is configured incorrectly.
    B. A firewall is blocking the RTP ports.
    C. Cisco Unified Communications Manager is configured to use G.711 instead of G.729.
    D. 1 Gbps network ports are used instead of 100 Mbps network ports.

  • Question 498:

    Which type of application traffic is classified under the DiffServ AF41 class according to the Cisco Collaboration System Solution Reference Network Design?

    A. audio call
    B. messaging
    C. video call
    D. signalling

  • Question 499:

    Which DiffServ PHB preserves backward compatibility with any IP precedence scheme?

    A. expedited forwarding
    B. class selector
    C. assured forwarding
    D. default

  • Question 500:

    Which Layer 3 PHB marking is used for VoIP applications?

    B. EF
    C. AF21
    D. CS1

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