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Microsoft Lync Server 2010-Advanced Design and Deployment Sample Questions:

1. A customer deployed Microsoft Lync Server 2010 and is trying to interoperate with a legacy PBX infrastructure of 2 PBXs in different locations. The company uses five-digit, internal extensions. The first digit indicates user location and PBX. Changes to the legacy PBX dial plan should be minimized. Extension ranges by location are:

Numbers in the Seattle HQ have been normalized to the format:
+1425555XXXX; ext = XXXX
XXXX represents the last 4 digits of the users' extension. Which Trunk
Configuration Translation Rule allows calls to the legacy PBX in the Seattle HQ?

A) Matching: ^\+1425555([0, l, 2]\d{3}); ext=[0, 1, 2]\d{3} Translation: 8$1
B) Matching: ^\+1425555[0,l,2]\d{3};ext = [0, l, 2](\d{3})$ Translation: 8$1
C) Matching: ^\+14255550\d{4}; ext=([0, l, 2]\d{3})$ Translation: $1
D) Matching: ^\+1425555([0, l, 2]\d{3}); ext=[0, l, 2]\d{3} Translation: $1

2. Refer to the exhibits.

Contoso has a Lync infrastructure deployed. At the central site, Lync is integrated with an existing EP-PBX via Direct SIP. At the branch site, a SBA is deployed. There is a 2mbps link between the central and a branch site. During good network conditions, with no call admission control policies in place, there is a call from a user at the branch site to an IP-PBX user in the central site. According to the table, what is the maximum bandwidth in kbps that will be used?

A) 49.8
B) 61.6
C) 166
D) 102

3. An organization runs Microsoft Lync Server 2010 and all users are enabled for Enterprise Voice. Exchange Server 2010 Unified Messaging (UM) is deployed to provide voice mail functionality to the end user. All users in the organization use the Lync 2010 client and Outlook 2010. A user calls voicemail from the Lync Client and the attempt is unsuccessful. The Exchange server log contains the error message: "The Unified Messaging server failed to exchange the required certificates with an EP gateway to enable Transport Layer Security (TLS) for an incoming call." Which action solves this problem?

A) Import the trusted certificate root chain to the Lync Client
B) Re-run the Exchange UM Integration utility OcsUmUtil.exe on the Lync Front End server.
C) Replace the Exchange Server Certificate.
D) Replace the certificate of the IP gateway.

4. A customer has four digit internal extensions that should be translated as displayed in the table.

Which normalization rule will provide the desired expression?

A) Pattern to match: ^7(\d{4})$ Translation pattern: +1425555$ 1
B) Pattern to match: ^7(\d[4])$ Translation pattern: +1425555$ 1
C) Pattern to match: ^7(\d{3})$ Translation pattern: +14255557$1
D) Pattern to match: ^7(\d[3])$ Translation pattern: +14255557$1

5. How should an administrator configure a hardware load balancer for a front end pool if DNS load balancing is in use?

A) Load balance ports TCP 80 (http), TCP 443 (https) and TCP 135 (DCOM)
B) Load balance ports TCP 80 (http) and TCP 443 (https)
C) Load balance port TCP 443 (https) and TCP 5061 (SIP TLS)
D) Load balance ports TCP 443 (https), TCP 135 (DCOM), and TCP 5061 (SIP TLS)

Solutions: