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Microsoft Lync 2013 Depth Support Engineer Sample Questions:

1. DRAG DROP You support a network environment for a company named Contoso. The network includes Microsoft Lync Server 2013. Contoso recently acquired Litware, Inc. You configure Lync to support Session Initiation Protocol (SIP) domains named contoso.com and litware.com. You configure several Lync Response Groups. You discover that Litware Response Group agents are not receiving calls. Contoso Response Group agents continue to receive calls. You need to restore call functionality from the user to the Litware Lync Server Response Group agent. Which three steps should you perform in sequence? (To answer, move the appropriate three actions from the list of actions to the answer area and arrange them in the correct order.)

2. You support a customer whose network environment includes Microsoft Lync Server 2013 Enterprise, with two Front End Servers and two Back End Servers. The Back End Servers are deployed in a high availability configuration. You create a Front End pool named pool.contoso.com and implement DNS load balancing for client access to the Lync servers. Your internal DNS records have the following configuration: _gc._tcp.contoso.com SRV priority 0, weight 100, port 3268 dc1.contoso.com_ldap._tcp.contos.com SRV priority 0, weight 100, port 389 dc1.contoso.com_kerberos._tcp.contos.com SRV priority 0, weight 100, port 88 dc1.contoso.com_sip._tls.contoso.com SRV priority 0, weight 0, port 5061, pool.contoso.com FrontEndServer1 A 192.168.1.10FrontEndServer2 A 192.168.1.11BackEndServer1 A 192.168.1.20BackEndServer2 A 192.168.1.21Pool01 A 192.168.1.10Pool01 A
192.168.1.11 Your Lync 2013 clients fail to sign in automatically. The trace log of failed sign-in attempt is as follows: INFO :: QueryDNSSrv -DNS Name[_sipinternaltls._tcp.contoso.com]ERROR :: HRESULT failed: 80072726 = HRESULT_FROM_WIN32(::ShimWSAGetLastError()) . Failed to convert string IP to SOCKADDRERROR :: ResolveHostNameUsingGetAddrInfo getaddrinfo(pool.contoso.com) failed WARN :: ResolveHostName
-getaddrinfo failed for pool.contoso.com ERROR :: ResolveHostNameUsingDnsQuery - DnsQuery(pool.contoso.com) failed WARN :: ResolveHostName - DNS lookup failed for pool.contoso.com ERROR :: ResolveHostName - Name resolution for pool.contoso.com failedERROR :: ResolveHostSyncResolveHostName failed ERROR :: GetDnsResults - did not get any resultERROR :: QueryDNSSrvGetDnsResults query: _sipinternaltls._tcp.contoso.com failed ERROR :: DNS_RESOLUTION_WORKITEM::ProcessWorkItemResolveHostName failed You need to ensure that internal Lync 2013 clients can sign in automatically. You also need to ensure that internal traffic is load balanced across the two Front End Servers. What should you do?

A) Create the following service record: _sipinternal._tls.contoso.com SRVPriority 0, weight 0, port 5061, FrontEndServer1.contoso.com
B) Create the following host records:PoolA192.168.1.20PoolA192.168.1.21
C) Create the following host records: SipA 192.168.1.20SipA 192.168.1.21
D) Create the following host records: PoolA192.168.1.10PoolA192.168.1.11
E) Create the following service record: _sip._tls.contoso.com SRVPriority 0, weight 0, port 5061, pool01.contoso.com

3. DRAG DROP You support Microsoft Lync Server 2013 servers for an international company. You enable the Enhanced 9-1-1 (E9-1-1) emergency notification feature for users in a New York office. The users report that Lync prompts them to enter a location. You need to configure Lync to populate location information automatically. Which three steps should you perform in sequence? To answer, move the appropriate three actions from the list of actions to the answer area and arrange them in the correct order.

4. You support a Microsoft Lync Server 2013 environment that includes:
-Two Enterprise consolidated Lync servers in a single pool,
-Two Edge consolidated Lync servers in a single pool,
-One Microsoft Office Web Apps server, and
-One reverse HTTP(S) proxy server. Microsoft Exchange 2010/Microsoft Outlook 2013 are used for internal email and Unified Messaging. The email solution has been used within the company for an extended time without any issues. Unified Messaging has been configured and set
up as part of the Lync 2013 implementation project. You plan to deploy Enterprise Voice for all users, including users who have Lync Phone Edition (LPE) devices that are connected by using a LAN cable and a USB cable. You begin migrating test accounts. When a test user signs into Outlook 2013 and Lync 2013, all communications appear to be working as expected. Outlook creates the user profile as expected and logs into the test user mailbox. The test user signs into Lync as expected and is able to communicate with Exchange by using Exchange Web Services (EWS).
After the test user signs into Lync, a prompt is displayed requesting user credentials for the Lync Phone Edition device. The test user enters his credentials and the phone signs into Lync; however, after a short period of time, a yellow warning triangle appears on every test LPE device. In reviewing the LPE device for errors, you discover that Exchange integration is failing with the following error: "Connection to Microsoft Exchange is unavailable. Please contact your support team." Logs from the LPE Device are displayed in the Exhibit 1. (Click the Exhibit button.)

Internet Information Services (IIS) logs on the Exchange Client Access server (CAS) are displayed in Exhibit 2. (Click the Exhibit button.)

You need to ensure that the LPE device can authenticate to EWS. What should you do?

A) Reissue the current Exchange CAS server certificate and bind to the IIS service.
B) Remove the Lync Client certificates for the test user from the Lync server.
C) Update the Lync server internal web services certificate on each front-end pool server.
D) Update the certificate chain on the Exchange CAS.

5. You support a customer whose network environment includes Microsoft Lync Server 2013 deployed at two sites. Each site has 1 Mbps of available bandwidth on a multiprotocol label switching (MPLS) network. Lync-to-Lync calls are getting dropped, and voice quality is degraded using RT Audio WB codec with 100 simultaneous calls. Call admission control (CAC) is not being used. You need to ensure that the RT Audio WB codec is maintained for Lync voice communication without over-allocating- What is the minimum amount of bandwidth you should specify for each site?

A) 12 Mbps
B) 3 Mbps
C) 6 Mbps
D) 2 Mbps

Solutions: