350-801 practice test

1. Question 1 · 1

   Which two functionalities does Cisco Expressway provide in the Cisco Collaboration architecture? (Choose two.)

   Choose all answers that apply.

   • Survivable Remote Site Telephony functionality
   • MGCP gateway registration
   • secure business-to-business communications
   • customer interaction management services
   • secure firewall traversal for remote devices

2. Question 2 · 1

   Refer to the exhibit. Which outgoing m-line SDP is sent to Cisco UCM after matching the appropriate dial peers via Cisco Unified Border Element?

   Choose one answer.

   

   • m=audio 16550 RTP/AVP 0 8 18 a=rtpmap:0 PCMU/8000/1 a=rtpmap:8 PCMA/8000/1 a=rtpmap:18 G729/8000/1
   • m=audio 16550 RTP/AVP 18 0 a=rtpmap:0 PCMU/8000/1 a=rtpmap:18 G729/8000/1
   • m=audio 16550 RTP/AVP 8 0 18 a=rtpmap:0 PCMU/8000/1 a=rtpmap:8 PCMA/8000/1 a=rtpmap:18 G729/8000/1
   • m=audio 16550 RTP/AVP 18 0 a=rtpmap:8 PCMA/8000/1 a=rtpmap:0 PCMU/8000/1 a=rtpmap:18 G729/8000/1

3. Question 3 · 1

   An end user at a remote site is trying to initiate an Ad Hoc conference call to an end user at the main site. The conference bridge is configured to support G.711. The remote user's phone only supports G.729. The remote end user receives an error message on the phone: `Cannot Complete Conference Call.` What is the cause of the issue?

   Choose one answer.

   • A software conference bridge is not assigned
   • The remote phone does not have the conference feature assigned
   • A Media Termination Point is missing
   • The transcoder resource is missing

4. Question 4 · 1

   Refer to the exhibit. This INVITE is sent to an endpoint that only supports G.729. What must be done for this call to succeed?

   Choose one answer.

   

   • Nothing: both sides support G.729.
   • Add a transcoder that supports G.711ulaw and G.729.
   • Add a media termination point that supports G.711ulaw and G.729.
   • Nothing: both sides support payload type 101.

5. Question 5 · 1

   Refer to the exhibit. Endpoint A calls endpoint B. What is the only audio codec that can be used for the call?

   Choose one answer.

   

   • Telephone-event/8000
   • G7221/16000
   • PCMA/8000
   • G722/8000

6. Question 6 · 1

   Refer to the exhibit. When a UC Administrator is troubleshooting DTMF negotiated by this SIP INVITE, which two messages should be examined next to further troubleshoot the issue? (Choose two.)

   Choose all answers that apply.

   

   • REGISTER
   • UPDATE
   • PRACK
   • NOTIFY
   • SUBSCRIBE

7. Question 7 · 1

   An engineer wants to manually deploy a Cisco Webex DX80 video endpoint to a remote user. Which type of provisioning is configured on the endpoint?

   Choose one answer.

   • Cisco Unified Border Element
   • Cisco Meeting Server
   • Cisco Unity Connection
   • Edge

8. Question 8 · 1

   Refer to the exhibit. A call is failing to establish between two SIP Devices. The called device answers with this SDP. Which SDP parameter causes this issue?

   Choose one answer.

   

   • The payload for G.711ulaw must be 18.
   • The calling device did not offer a ptime value.
   • The media stream is set to sendonly.
   • The RTP port is set to 0.

9. Question 9 · 1

   After an engineer runs the utils ntp status command on the Cisco Unified Communications Manager publisher, the stratum value is 16. Which issue can the Cisco Unified CM cluster experience?

   Choose one answer.

   • Unified CM sends an NTPv4 packet.
   • Database replication is not synchronized on the Unified CM nodes.
   • The cluster loses access to port 124 at the firewall.
   • The date/time group on all phones defaults to the time zone of the engineer.

10. Question 10 · 1

    An engineer encounters third-party devices that do not support Cisco Discovery Protocol. What must be configured on the network to allow device discovery?

    Choose one answer.

    • LACP
    • TFTP
    • LLDP
    • SNMP

11. Question 11 · 1

    On which protocol and port combination does Cisco Prime Collaboration receive notifications (Traps and InformRequests) from several network devices in the Collaboration infrastructure for which it has requested notifications?

    Choose one answer.

    • UDP 162
    • TCP 80
    • UDP 161
    • TCP 161

12. Question 12 · 1

    Which two actions must be taken to provision a new device using the self-provisioning? (Choose two.)

    Choose all answers that apply.

    • Enable the self-provisioning IVR in the Cisco UCM.
    • Import the user profile to the corporate LDAP directory.
    • Link the appropriate universal device template to the user profile.
    • Ensure the user has a directory URI and a primary extension.
    • Link the appropriate service profile to the provisioning template.

13. Question 13 · 1

    Refer to the exhibit. An engineer must configure DHCP service on the Cisco UCM. In which field must the engineer configure the server IP to provide the configuration files to the endpoints?

    Choose one answer.

    

    • Primary Router IPv4 Address
    • Primary TFTP Server IPv4 Address (Option 150)
    • Primary Start IPv4 Address
    • Bootstrap Server IPv4 Address

14. Question 14 · 1

    Refer to the exhibit. An administrator configures fax dial-peers on a Cisco IOS gateway and finds that faxes are not working correctly. Which change should be made to resolve this issue?

    Choose one answer.

    

    • codec g729br81
    • codec g723ar63
    • codec g726r32
    • codec g711ulaw

15. Question 15 · 1

    Refer to the exhibit. Which codec should an engineer select for a call made between `Dallas-REG` & `Austin-REG`?

    Choose one answer.

    

    • G.729
    • G.711
    • MP4A-LATM
    • OPUS

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