Enterprises with a global footprint face several challenges. The basic steps are listed below. User accounts in a hybrid environment with PSTN connectivity . Enabling users for Teams/Skype for Business is not supported if the user object is created directly in the Azure AD in a hybrid configuration. Enabling a user for Phone System with on-premises PSTN connectivity and then moving them to Skype for Business Online requires the following steps: Enable the users for Enterprise Voice on premises (performed while the users are homed on-premises). If you need basic information about upgrading to Teams, start here: When migrating your voice solution, there are four possible calling scenarios when moving to TeamsOnly mode: A user in Skype for Business Online, with a Microsoft Calling Plan. We recommend deploying AD FS to support Single Sign-on. Or you might need a combination solution that supports a complex, multi-national deployment, with different requirements for different geographic locations. It doesn't support third-party email systems. Due to the retirement of Skype for Business Online on July 31, 2021, PSTN connectivity between your on-premises environmentwhether through Skype for Business Server or Cloud Connector Editionand Skype for Business Online is no longer supported. Read this section if you need to obtain phone numbers, transfer existing numbers, obtain service numbers, and so on. Pierre and MiquelonSt. On-premises Skype for Business Mediation server provides interconnectivity to PSTN. Plan your Cloud PBX solution in Skype for Business. To connect Phone System to the PSTN, you can choose from the following options: Calling Plan. Find out more about the Microsoft MVP Award Program. PSTN connectivity. To learn more about Phone System, including licensing and plans, see PSTN Calling plans for Skype for Business. The PSTN uses circuit switching (or switching) for connecting calls. An easy way of adding PSTN connectivity to your app or service, in such case, Microsoft is your telco provider. Link2Teams-Direct Routing As A Service For information about deploying Phone System, see Enable users for Phone System with on-premises PSTN connectivity in Skype for Business Server. Remember that a successful upgrade aligns technical and user readiness, so be sure to leverage our upgrade guidance as you navigate your journey to Teams. When deploying a cloud-hosted service like Phone System with on-premises PSTN connectivity, you must keep the following in mind. - Cloud PBX with local on-premises PSTN connectivity. What you need to think about when migrating your voice solution to Teams. Webex Calling supports these customers with the ability to select PSTN connectivity on a site-by-site basis. Active Directory synchronization You must configure Active Directory synchronization using Azure AD Connect. If you haven't upgraded your Skype for Business Online users yet, they will be automatically scheduled for an assisted upgrade. For more information about Direct Routing, see the following articles: Most Phone System features are the same regardless of the PSTN connectivity option you choose. For information on how to configure Operator Connect, see Configure Operator Connect. The users upgrade to Teams needs to be coordinated with migration of the user to Direct Routing to ensure the TeamsOnly user has PSTN functionality. You must coordinate the move with either A) the port of that user's phone number to a Microsoft Calling Plan or B) assigning a new subscriber number from available regions. Phone System with your own PSTN carrier by using Operator Connect. For information about managing phone numbers with Teams Phone Mobile, see Set up phone numbers with Teams Phone Mobile. For more information, see Phone System Direct Routing and Calling Plans. The case study describes how a fictional multi-national corporation, Contoso, implemented a Teams voice solution for their organization. The user should have both Teams and Skype for Business Online Plan 2 and Phone System. If your PBX is not on this list, you can use a Session Border Controller to connect your PBX with Phone System in Skype for Business Online. Choosing the right PSTN connectivity solution for your organization may seem overwhelming, but we encourage starting with these steps: Regardless of the PSTN calling solution - or solutions - you choose for Teams Phone, weve got the planning and deployment resources to help ensure your success. If your existing carrier participates in the Microsoft Teams Phone Mobile program, they can manage the service for bringing PSTN calling to Teams. For more information about how to implement your voice migration for each of these scenarios, see the following articles: PSTN considerations when upgrading to Teams for IT administrators. This method requires the businesses use and maintain their own session border controller ( SBC ) as a bridge between the PSTN and Teams platform. Our monthly newsletter, The Collaboratory, features fresh insights from collaboration experts, plus tips & trends, new product announcements, and the latest on the biggest events of the year. Enable users for Phone System with on-premises PSTN connectivity in Teams Phone Mobile might be the right solution for your organization if: For information on the benefits and requirements of Teams Phone Mobile, and for links to carriers participating in this program, see Plan Teams Phone Mobile. Cisco Calling Plans are ideal for these customers. Teams has lagged in offering feature parity to on-premises Skype for Business. For more information, see What are dial plans?. You must be a registered user to add a comment. If desired, configure various Teams policies for these users (for example, TeamsMessagingPolicy, TeamsMeetingPolicy). Note: You can connect a supported Session Border Controller (SBC) through Direct Routing for interoperability with third-party PBXs, analog devices, and other telephony equipment supported by the SBC. Regardless of configuration, the entire system is managed centrally through Control Hub. If you will be setting the tenant-wide policy to one of the Skype for Business modes, be sure to grandfather existing Islands users by explicitly assigning them Islands mode, as previously described. Vincent and GrenadinesSudanSurinameSvalbard/Jan Mayen Isls.SwazilandSwedenSwitzerlandSyrian Arab RepublicTaiwanTajikistanTanzaniaThailandTimor-LesteTogoTokelauTongaTrinidad and TobagoTunisiaTurkeyTurkmenistanTurks/Caicos Isls.TuvaluUgandaUkraineUnited Arab EmiratesUnited KingdomUnited StatesUS Minor Outlying Is.UruguayUzbekistanVanuatuVatican CityVenezuelaViet NamVirgin Islands (British)Virgin Islands (U.S.)Wallis/Futuna Isls.Western SaharaYemenZambiaZimbabwe. Whoever came up with the concept of one size fits all originally, likely wasnt responsible for planning calling and connectivity for a multi-national organization with remote offices, on-the-go salespeople, and front-line workers. For more information, please refer to Getting phones for Skype for Business Online. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. The basic steps are listed below. If youre a small to medium business (300 or fewer people), Microsoft now bundles Phone System with a Domestic Calling Plan. Here we are ready to move on-premise Skype for Business Enterprise Voice enabled accounts to Office365 E5 Cloud PBX. Simplified management that comes with all-in-one solution is important. I would like to receive email communications about products and offerings from Cisco and its Affiliates. For more information about emergency calling concepts and terminology, and how to configure emergency calling and dynamic emergency calling, see the following articles: If you're deploying dynamic emergency calling or Location-Based Routing for Direct Routing, you must configure network settings for these features in Microsoft Teams. To connect Phone System to the PSTN, you can choose one of the following options: Phone System with Calling Plan. Deploying and maintaining a supported SBC. Enable users for Enterprise Voice online and Phone System Voicemail (performed using Remote PowerShell. For more information about Microsoft voice solutions, including details about Phone System features, see Plan your Teams voice solution. You can choose a combination of options, which enables you to design a solution for a complex environment, or manage a multi-step migration. Phone System with on-premises PSTN connectivity enables you to leverage Phone System (Cloud PBX) capabilities for your users. This solution provides your business with a smooth migration from on-premises deployments to the cloud at a pace that meets your business strategy. For more information on tuning performance in Skype for Business Online, see Tune Skype for Business Online performance. This article provides a high-level overview only. For a complete list of Phone System features, see Here's what you get with Phone System. For more information about PSTN connectivity options and configuration considerations, see PSTN connectivity options. This article applies to environments in which you have all of the following: If you have a different environment (such as Skype for Business Cloud Connector Edition), hybrid is not configured, or your users are not enabled for PSTN calls, the supportability matrix will be different. It adds convenient PSTN connectivity plans to Webex Calling to provide customers with a complete enterprise phone system delivered by a single vendor, with the full support of Cisco partners. In a purely on-premise Skype for Business Server 2015 Enterprise Voice deployment, all the infrastructure and clients are on the enterprise's own network. You want to find a new carrier to enable calling in Teams. A contract with a third-party carrier. A user in Skype for Business Online, with on-premises voice functionality through Skype for Business on-premises or Cloud Connector Edition. If you are using an earlier version of AAD Connect tools or DirSync, please upgrade to the supported version. The recipient of the call can quickly identify the caller and decide whether to accept or reject the call. Lync Phone Edition devices MUST be updated to minimum required firmware in your on premises environment PRIOR to moving to Skype for Business Online. For Direct Routing, you must define emergency calling policies for users by using a Teams emergency call routing policy (TeamsEmergencyCallRoutingPolicy). Cisco Unified Communications Manager Cloud (Cisco UCM Cloud) Data Sheet The user's PSTN connectivity is also on-premises. This page summarizes key telephony concepts and capabilities. Skype for Business Online operated by 21Vianet in China will be retired on October 1, 2023. If you want to enable Phone System with on-premises PSTN connectivity for a user who was created in Azure AD, you'll need to create a new account for that user in your on-premises AD, configure the account on-premises, and then synchronize the account using a supported version of the Azure AD Connector tool.
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