You support a Skype for Business Server 2015 environment that consists of the following:✑ A single Skype for Business Server 2015 Standard Edition pool that is located in a main office.Four branch offices that are connected by a 3 megabits per second (Mbps) dedicated wide area network (WAN) link, each of which has 100 users.Users in the branch offices report poor quality audio during conferences. You perform the following troubleshooting steps:✑ Implemented Quality of Service (QoS) and Call Admission Control (CAC).✑ In CAC, defined the main office and each branch office as a site.✑ In CAC, associated subnets to the relevant sites.✑ Provisioned policy-based QoS for media traffic.Poor audio quality persists.You run the Get-CsNetworkSite Skype for Business Management Shell cmdlet. The relevant portion of the results is shown below:You need to improve audio quality.What should you do?
Tailspin Toys deploys a Skype for Business Enterprise Voice environment that has two paired pools. The pools are located in Sydney and Singapore for high availability (HA).You must collect user opinions about the quality of audio calls. You must survey 60% of the calls for feedback.You need to configure end users ratings for the audio calls.What should you do?
Your company's corporate telephony environment is a combination of Skype for Business Server 2015 and traditional Private Branch Exchange (PBX). The sites are connected by a Multiprotocol Label Switching (MPLS) topology. There are 6,500 users enabled for Skype for Business Server 2015 video conferencing. You use only the RTVideo for video conferencing. On average, 12 percent of users are on a video conference at any one time. The company plans to add additional bandwidth for all sites.The company is concerned about the quality of video conferences.As part of a bandwidth upgrade process, you model real-time transport protocol (RTP) media call flows for video communications that use only RTVideo. You have determined the average number of video conferences and estimated the bandwidth required for the video portion.You need to allocate the additional bandwidth required when modeling real-time transport control protocol (RTCP).Which bandwidth option in kilobits per second (Kbps) should you allocate?
You support Skype for Business Server 2015 servers in your customer's network. The network includes two branches connected with an 8 megabits per second(Mbps) network circuit. The circuit has 1 Mbps of dedicated bandwidth for Skype for Business voice traffic. The network is required to handle 50 peer-to-peer(P2P) calls at a minimum using the Skype for Business 2015 client.Users report that calls between the branches are being dropped, and voice quality is degraded.Skype for Business audio codecs:You need to calculate the minimum bandwidth required for the P2P call volume.What is the minimum dedicated bandwidth that should you allocate?
You support a Microsoft Skype for Business Server 2015 on-premises environment that includes the following:✑ an Enterprise Edition Front End Pool with three Front End Servers✑ a mirrored back-end SQL database✑ both the Front End Pool and Edge Pool use hardware load balancers (HLBs)✑ an Edge Server pool with two servers in perimeter networkThe environment supports 10,000 users and runs in High Availability mode.Some users report that they are unable to make outbound calls to specific public switched telephone network (PSTN) numbers. When they attempt to do so, the call appears to be connected but then drops with a fast busy tone, and then they receive the following error message: "Due to network error your call cannot be completed at this time. Please try your call again."You need to troubleshoot the issue.Which centralized logging scenario should you use?
You have a Skype for Business Server 2015 Infrastructure. The infrastructure contains two sites and is configured for Enterprise Voice. The sites are located inChicago and Toronto. Each site has a distinct voice policy, public switched telephone network (PSTN) usage, voice route, and trunk transaction rule as shown in the following table:You need to ensure that all outbound voice calls to the PSTN from the users in the Toronto site are routed through the trunk at the Toronto site. Calls must use theMediation Server at the Chicago site if the Mediation Server at the Toronto site is unavailable.What should you do?
