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Microsoft 74-338 Exam Syllabus Topics:

Microsoft Lync 2013 Depth Support Engineer Sample Questions:

Question 1

You administer Microsoft Lync Server 2013 clients and servers in your customer's
network. All client computers run Windows 8 Enterprise and Microsoft Lync 2013.
The computers are members of an Active Directory Domain Services (AD DS)
domain named contoso.com. A user installs the Lync Windows Store App on his
computer. He reports that he is unable to sign in to the Lync Windows Store App.
The same user can successfully sign in by using Lync 2013. You need to diagnose
the reason for the failure. What should you do?

A. Flush the DNS cache on the client computer.
B. Run nslookup against the internal DNS server.
C. Run nslookup against an external DNS server.
D. Open a Telnet session to the Lync server.

Question 2

You support a customer whose network environment includes Microsoft Lync 2013 deployed in a datacenter that has two pools, named PoolA and PoolB. Both PoolA and PoolB have Microsoft Lync Server 2013 installed. You use the Lync Management Shell for all administrative actions. You run the Invoke-CsPoolFailover
PowerShell cmdlet and you receive the following message: Invoke-CsPoolFailOver: This Front-end pool "poolA.contoso.com" is specified in topology as the next hop for the Edge server. Failing over this pool may cause External access/Federation/Split- domain/XMPP features to stop working. Please use Topology Builder to change the Edge internal next hop setting to point to a different Front-end pool, before you proceed. You need to fail over PoolA only. What should you do?

A. Run the Set-CsEdgeServer PowerShell cmdlet.
B. Run the Set- CsAVEdgeConfiguration cmdlet
C. Run the Set-CsAccessEdgeConfiguration cmdlet.
D. Run the Get-CsDatabaseMirrorState cmdlet, and then run the Invoke-CSManagementServerFailover PowerShell cmdlet.

Question 3

You support Microsoft Lync Server 2013 servers in your customer's company network. Lync is configured as a federated partner with several business partners. The partners use Lync deployed with hosting providers. Your Lync servers are configured as an open federation. Lync users inform you that they are unable to communicate with a partner domain named fabrikam.com. You contact the partner and discover that they have recently changed their proxy server name. You need to restore communication with the federated partner. Which two cmdlets should you run? (Each correct answer presents part of the solution. Choose two.)

A. Set-CsHostingProvider -Identity "Fabrikam.com" -VerificationLevel "AlwaysUnverifiable"
B. Remove-CsHostingProvider -Identity "Fabrikam.com"
C. New-CsHostingProvider -Identity Fabrikam.com -ProxyFqdn "server1.fabrikam.com" -Enabled $True
D. Get-CsProxyConfiguration -Filter "service:*" | Remove-CsProxyConfiguration

Question 4

You support a Microsoft Lync Server 2013 Enterprise pool deployed in a high availability configuration for Back End Servers named Backend 1 and Backend2. You execute the Get-CSDatabaseMirrorState cmdlet and discover the following errors.

You need to resolve the connectivity issue and bring up the mirror databases to the synchronized state between the Back End Servers. What should you do?

A. From the mirror Back End Server, create the inbound rule on the firewall.
B. From the Front End Server, create the inbound rule on the firewall.
C. Run the Test-CsDatabase cmdlet.
D. Run the Invoke-CsPoolFailOver cmdlet.

Question 5

You support a customer whose network environment includes Microsoft Lync Server 2013. A firewall filters all inbound traffic from the Internet. All outbound IP traffic is permitted. Users report voice quality problems when they attempt to communicate with external participants. You need to ensure that Lync users are able to communicate with external participants. Which two ports should you open on the firewall? (Each correct answer presents part of the solution. Choose two.)

A. TCP port 8057
B. TCP port 5061
C. TCP port 443
D. TCP port 4443
E. UDP port 3478

Solutions: