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1.
You configure a new IP gateway for TLS-secured communications using the IP address 192.168.1.1 and port 5061. You are unable to receive voice mail messages. Why is this?
  • A.
    The IP address configured is incorrect.
  • B.
    The FQDN of the IP gateway should have been specified instead.
  • C.
    A firewall is configured in between the IP gateway and the UM server.
  • D.
    The port chosen is not suitable for secured communications.
  • Answer & Explanation
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Answer : [B]
Explanation :
A. Incorrect: The underlying IP address must be correct, however the MTLS session will not be able to begin using an IP address.
B. Correct: MTLS will use a FQDN of a server or device with a matching SSL certificate.
C. Incorrect: While a firewall may cause problems with establishing communications, the FQDN of the server should be specified first before further troubleshooting.
D. Incorrect: The port chosen, 5061 is suitable for MTLS communications. 5060 is used for unsecured communications.
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2.
Which types of UM dial plan must be associated with one or more Exchange 2013 servers?
  • A.
    SIP
  • B.
    E.164
  • C.
    Extension
  • D.
    All types
  • Answer & Explanation
  • Report
Answer : [A]
Explanation :
A. Correct: SIP dial plans must be associated with Exchange 2013 Servers.
B. Incorrect: E.164 dial plans cannot be associated with an Exchange 2013 Server.
C. Incorrect: Extension dial plans cannot be associated with an Exchange 2013 Server.
D. Incorrect: Only SIP dial plans can be associated with Exchange 2013 Servers.
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3.
A call is forwarded from the UM IP gateway to Exchange Server 2013, and reaches the UM call router. What is the next step before the voice mail reaches the user mailbox?
  • A.
    The UM call router establishes an audio connection with the IP gateway.
  • B.
    The UM call router proxies the connection to a Mailbox Server.
  • C.
    The UM call router always redirects the call to the UM service on the same server, regardless of where the Mailbox is located.
  • D.
    The UM call router redirects the inbound call to the UM service on the server where the Mailbox is located.
  • Answer & Explanation
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Answer : [D]
Explanation :
A. Incorrect: The SIP protocol does not initiate audio, and the UM Call Router will redirect the traffic rather than initiate an audio call.
B. Incorrect: Although some traffic is proxied by a Client Access server, UM traffic is redirected.
C. Incorrect: While in the scenario where the UM call router answering the call is the same server as the one hosting the active copy of the mailbox being called, this is not always going to be true in larger organizations.
D. Correct: The UM call router will lookup the location of the active copy of the user mailbox and redirect the SIP call to the Mailbox server.
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4.
Two groups of users within the same dial plan need different features enabled; the first group requires access to voice preview, whereas the second group must not have voice preview enabled. How should you accomplish this?
  • A.
    Create a new UM dial plan with voice preview disabled. Edit the dial plan settings for the second group of users and assign them to the new UM dial plan. Disable voice preview within the dial plan.
  • B.
    Create a new UM mailbox policy with voice preview disabled. Assign the new UM mailbox policy to a new UM dial plan, and update the UM dial plan for each user in the second group.
  • C.
    Create a new UM mailbox policy with voice preview disabled within the original UM dial plan. Update the UM mailbox policy for the second group of users.
  • D.
    Create a new UM dial plan with voice preview disabled. Disable Unified Messaging for the second group of users and re-enable UM with the new dial plan.
  • Answer & Explanation
  • Report
Answer : [C]
Explanation :
A. Incorrect: The Voice Preview setting is configured via the UM mailbox policy, not a UM dial plan. Additionally, to switch UM dial plans, the user must have UM disabled and re-enabled.
B. Incorrect: The Voice Preview setting is indeed configured via a UM mailbox policy but a new UM dial plan is not required.
C. Correct: A new UM mailbox policy can be added to the existing UM dial plan with Voice Preview disabled, and users can simply be switched to use the new UM mailbox policy.
D. Incorrect: The Voice Preview setting is configured via the UM mailbox policy, not a UM dial plan.
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5.
A user often visits two different offices and has an extension at both offices. Each office has a different PBX system with different UM dial plans. What is the correct way for an administrator to allow the user to receive voice mail to calls received at either office?
  • A.
    Configure the user account so that a secondary dial plan and telephone extension is specified.
  • B.
    Set up the PBX system so that instead of sending calls to voice mail the call is forwarded to the other office extension.
  • C.
    Request the user contact the helpdesk when arriving at each office so that the dial plan can be altered.
  • D.
    Assign the additional extension to the UM mailbox.
  • Answer & Explanation
  • Report
Answer : [A]
Explanation :
A. Correct: A secondary dial plan allows the user to receive voice mail from two separate IP-PBX systems.
B. Incorrect: Although this technique may work, it may involve additional expense to route calls externally between systems or introduce complex troubleshooting.
C. Incorrect: The user will only be able to receive voice mail for one number at a time using this approach, and it increases the user and IT team workload.
D. Incorrect: Adding the extension alone will not allow the user to receive voice mail. They must also have a matching dial plan.
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