You deploy 3 Microsoft Lync Server 2013 Persistent Chat server named atl-cs- 001.Iitwareinc.com. You need to remove all messages prior to March 1, 2012 from a chat room named LegalChatRoom. hich cmdlet should you run?

• A. Set-CsPersistentChatRoom -Identity LegalChatRoom -Managers @{Add="sip:[email protected]"}
• B. Clear-CsPersistentChatRoom -Identity "atl-cs001.litwareinc.com\LegalChatRoom" -EndDate "3/1/2012"
• C. Remove-CsPersistentChatMessage -Identity "atl-persistentchat- 001.litwareinc.com\LegalChatRoom" -EndDate "3/1/2012"
• D. Remove-CsPersistentChatRoom -Identity "atl-cs001.litwareinc.com\LegalChatRoom"

You support a customer who administers Microsoft Lync Server 2013 Enterprise servers in his company. The pool named lync.contoso.com is configured with the session initiation protocol (SIP) domain contoso.com. The internal split-DNS domain
contoso.com contains the following records: _gc._tcpSRV priority 0, weight 100, port 3268 dc1.contoso.com_ldap._tcpSRV priority 0, weight 100, port 389 dc1.contoso.com_kerberos._tcpSRV priority 0, weight 100, port 88 dc1.contoso.com_sipinternal._tcpSRV priority 0, weight 0, port 5061, lync.contoso.com _sip._tlsSRV priority 0, weight 0, port 5061, lync.contoso.com EnterpriseCA A 192.168.10.5Admin A 192.168.10.10Lync A 192.168.10.10Lyncdiscoverinternal A 192.168.10.10Exchange2010 A 192.168.10.4OWA A 192.168.10.4DC1 A 192.168.10.3Sip A
192.168.10.10 Users who are running Lync Mobile on their mobile devices report that when they attempt to retrieve calendar information, they receive an error that references a Microsoft Exchange Web Services connectivity issue. You need to ensure that users are able to receive calendar information from Lync Mobile devices. What should you do?

• A. Create the following host record in DNS: Autodiscover.contoso.com A 192.168.10.4
• B. Reconfigure Dynamic Host Configuration Protocol (DHCP) option 120 to point to DC1.contoso.local.
• C. Create the following service record in DNS: _lyncdiscover._tcp.contoso.com SRV Priority 0, weight 0, port 5061, Lync.contoso.com
• D. Reconfigure Dynamic Host Configuration Protocol (DHCP) option 43 to point to EnterpriseCA.contoso.local.

You administer Microsoft Lync Server 2013 Enterprise servers in your company network. Your network environment includes the following:
-A single Front End Server named Lync2013FE
-A single Back End Server named Lync2013BE
-An Edge Server named Lync2013Edge You delegate the CsServerAdministrator role to User1. You want User1 to manage installation and deployment of device updates for Lync 2013 devices. User1 fails to import a device update package on the Lync 2013 server due to insufficient permissions. You need to ensure that User1 has the minimum permissions required to install and manage updates for Lync devices. What should you do?

• A. Assign User1 the CsVoiceAdministrator role.
• B. Grant User1 membership to the RTCUniversalServerAdmins group.
• C. Grant User1 membership to the RTCUniversalUserAdmins group.
• D. Assign User1 the CsLocationAdministrator role.

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.)