The user is required to have a registered emergency address associated with their assigned telephone number. With Operator Connect, if your existing carrier participates in the Microsoft Operator Connect program, they can manage PSTN calling and Session Border Controllers (SBCs). Organizations often have a variety of connectivity needs depending on their geographic footprint and unique business requirements which can complicate the decision-making process. The following articles describe important upgrade concepts and coexistence behaviors: There are four possible calling scenarios when moving to TeamsOnly mode: A user in Skype for Business Online, with a Microsoft Calling Plan. Users can use a single phone number in Microsoft Teams across both their mobile service and desk lines. How to manage and configure emergency calling differs depending on your PSTN connectivity option. Enables you to use your own PSTN carrier by connecting your Session Border Controller(s) (SBC) to Phone System. If you haven't already done so, configure the organization for Skype for Business hybrid. Whether using Direct Routing or a Microsoft Calling plan, a user must have EnterpriseVoiceEnabled=true in Azure AD for the user to have PSTN functionality. (Recommended) Active Directory Federation Services (AD FS). Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. You can upgrade your current installation and maintain any custom rules you have defined in your environment. If the Skype for Business Online Plan 2 is disabled, re-enable it. The on-premises Skype for Business Mediation Server (Role) provides interconnectivity to PSTN and is aware of where the user account is homed to route the calls either to on-premise or Office 365. For cloud calling, outbound calls are billed at per-minute rates depending on the target country. Configure Hybrid Voice Connectivity with Skype for Business online. Learn about the planning considerations for Phone System (Cloud PBX) with on-premises PSTN connectivity. 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. BYOC via PREMISE PEERING If you have a PBX, you continue to use it to provide PSTN connectivity for the users you move to the cloud. To connect Phone System to the PSTN, you can choose from the following options: Calling Plan. For example, a customer can benefit from the simplicity of Cisco Calling Plans in sites across the United States and Europe, and leverage the geographic coverage offered by Cloud Connected PSTN or a local gateway in other offices around the globe. There are four different types of nodes: customer premises equipment (CPE), transmission, service, and switching. Unless you previously disabled the Teams license, no action should be necessary. Traditionally, internal and external business telephone calls have been delivered using a Private Branch Exchange (PBX) phone system, usually located on the business premises. Operator Connect is designed for organizations that: Teams Phone Mobile Assign a single business-provided cell phone number as your desktop, mobile and Teams Phone number. The policy will define emergency numbers and their associated routing destination. To determine adoption rate, how often should you run the "measure usage" activity in the first phase of the deployment? Assign a Voice Routing Policy (performed while the users are homed on-premises). It provides PSTN calling capabilities to your Communication Services application even if Voice Calling (PSTN) is not available in your country/region. In that case you will need to utilise both an SBC and a Microsoft Cloud Connect Edition solution (CCE). Cloud Connected PSTN gives customers the flexibility to choose from a growing selection of Cisco-certified providers that offer service in over 65 countries. 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. More info about Internet Explorer and Microsoft Edge, Plan Phone System with on-premises PSTN connectivity in Skype for Business Server, Enterprise Voice/Hybrid Voice Connectivity/Direct Routing, No, user object MUST be created in on-premises AD first, No, Microsoft Teams client is not supported with on-premises Skype for Business, No, Direct Routing is not supported with Skype for Business client, Skype for Business Server or Lync Server 2013, An Microsoft 365 or Office 365 organization, Hybrid connectivity configured between the Skype for Business Server and Skype for Business Online or Microsoft Teams tenant, Users who are enabled to make and receive Public Switched Telephone Network (PSTN) calls to and from the client. You may have a custom feature or a major add-on to your legacy PBX, such as a call center. Move on-premises users to Skype for Business Online (performed using Windows PowerShell on-premises, but using your Office 365 administrator credentials). For more information about Microsoft voice solutions, including details about Phone System features, see Plan your Teams voice solution. To successfully enable users for Phone System with on-premises PSTN connectivity, their SIP address must be in your own domain. In Microsoft 365 or Office 365, upgrade the user to TeamsOnly mode (Grant-CsTeamsUpgradePolicy). You can configure policies at any time. Get phone numbers for your users. A user in Skype for Business on-premises with Enterprise Voice, who will be moving to online and using a Microsoft Calling plan. You can choose to configure and manage this option, or it can be configured and managed by your carrier or partner (ask if your carrier or partner provides this option). This is not necessarily the same as your generic Internet connection. How to get and manage phone numbers differs depending on your PSTN connectivity option. In this scenario, the user is still homed in Skype for Business 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. You might consider a combination of services. The following table highlights the primary configuration differences. Cisco Calling Plans. 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. The user should have both Teams and Skype for Business Online Plan 2 and Phone System. If you will be reusing the numbers, submit a porting request to your carrier. This content is relevant if you already have Skype for Business Server or Lync Server 2013 deployed on-premises. Cloud Voicemail is automatically set up and provisioned for Teams users. Phone System with your own PSTN carrier by using Direct Routing to connect your on-premises environment to Teams. Microsoft Teams Phone gives you PSTN connectivity choice, Simplified management that comes with all-in-one solution is important, There is not any existing on premises PSTN infrastructure (SBC or voice trunks) to interconnect with, Want to maintain an existing operator contract for fixed line numbers or wish to select a new carrier from a list of Operator Connect partners, Seek a fully managed solution - PSTN calling services and infrastructure are completely managed by the operator along with Microsoft, Have users in locations where Teams Calling Plans are not yet available, Need a fast and easy deployment simply connect to your operator and assign phone numbers to users, all from the Teams admin center, Enable improved mobility for hybrid and mobile workers, through a single, business-provided number for Teams and mobile calling, Eliminate costs associated with fixed line service for these users, Apply security, compliance, and policy settings across mobile devices, Quickly and easily deploy, configure, and manage calling for Teams, Inherit all the benefits of Operator Connect for employees with business provided mobile numbers (e.g. 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. By deploying Phone System with on-premises PSTN connectivity, you can move your users to the cloud via Skype for Business Online at your own pace, while retaining their on-premises PSTN connectivity. If desired, configure various Teams policies for these users (for example, TeamsMessagingPolicy, TeamsMeetingPolicy). Direct routing: Option to provide access to PSTN for users with online Skype for Business account, Microsoft Teams license, using Microsoft Teams client. . Simplified management that comes with all-in-one solution is important. This configuration is essentially a mirror of the on-premises configuration. This article introduces Teams voice solutions and how you can connect your on-premises telephony network, if necessary, to Teams by using Operator Connect or Direct Routing. If you want to upgrade your organization to Teams yourself, we strongly recommend that you begin planning your upgrade path today. Azure Communication Services Calling SDKs can be used to add telephony and Public Switched Telephone Network access to your applications. A user in Skype for Business Online, with on-premises voice functionality through Skype for Business on-premises or Cloud Connector Edition. Once a user is moved to Skype for Business Online and Phone System, their legacy PBX phone will no longer work, but their phone number will route to any of the Skype for Business clients for PCs or Smart phones as well as Skype for Business-compliant desk phones. This article focuses on PSTN connectivity options. Cisco Calling Plans are available in the United States, Canada, Belgium, Denmark, Finland, France, Germany, Ireland, Lithuania, Luxembourg, Sweden, and the United Kingdom. If necessary, assign the Teams license. Assign the Microsoft 365 or Office 365 licenses if necessary. If anything is unclear, please feel free to let me know. Phone System with your own PSTN carrier with Operator Connect, Phone System with your own PSTN mobile carrier with Teams Phone Mobile, Phone System with your own PSTN carrier with Direct Routing, A combination solution that uses Phone System with Calling Plan, Phone System with Operator Connect, and/or Phone System with Direct Routing. SMS capabilities depend on the phone number you use and the country that you're operating within as determined by your Azure billing address. The user's PSTN connectivity is on-premises, either using Skype for Business Server in hybrid mode or Cloud Connector Edition. -Requires certified SBC purchased from third-party vendor. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. To learn more about Phone System, including licensing and plans, see PSTN Calling plans for Skype for Business. But, now that Teams offers PSTN connectivity, it can fill some of the gaps between cloud-based and on-premises telephony. For more information, see Configuration considerations later in this article. Enable PSTN calling for your organization with any of the following methods OR a combination of these approaches: Microsoft Teams Calling Plans Setup is fast and easy for this all-in-the-cloud calling solution with Microsoft as your PSTN carrier. This is accomplished by providing two connection types; Premise Peering PSTN (formally referred to as Bring Your Own Carrier - BYOC) and/or Premise Peering PBX (formally referred to as Bring Your Own PBX - BYOP). 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. To make and receive PSTN calls, you need to add telephony capabilities to your Azure Communication Services resource. Soon after, carriers began offering SIP trunking services as an alternative way to connect on-premises business phone systems to the public switched telephone network (PSTN). You can use virtually any telephony carrier with Phone System. These steps should be completed before Step 5. In either case, the admin must specify the following cmdlet: Migration and interoperability guidance for organizations using Teams together with Skype for Business, Configure hybrid connectivity between Skype for Business Server and Microsoft 365 or Office 365, Setting your coexistence and upgrade settings, Using the Meeting Migration Service (MMS), More info about Internet Explorer and Microsoft Edge, Coexistence of Teams and Skype for Business, Teams client experience and conformance to coexistence modes, A user in Skype for Business Online, with a Microsoft Calling Plan, A user in Skype for Business Online, with on-premises voice functionality, A user in Skype for Business on-premises with Enterprise Voice, Summary of per-tenant configuration of Direct Routing, configure the organization for Skype for Business hybrid, Manage phone numbers for your organization, Pair the SBC to the Direct Routing service of Phone System. 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. This preview version is provided without a service-level agreement, and we don't recommend it for production workloads. If users already have a Microsoft Calling Plan with a phone number, the only required change is to assign the user TeamsOnly mode in TeamsUpgradePolicy. Best practices and the latest news on Microsoft FastTrack, The employee experience platform to help people thrive at work, Expand your Azure partner-to-partner network, Bringing IT Pros together through In-Person & Virtual events. There is not any existing on premises PSTN . For information about configuring caller ID or to change or block the caller ID, see Manage caller ID policies for users. For dynamic emergency calling, additional configuration is required for routing emergency calls and possibly for partner connectivity. An easy way of adding PSTN connectivity to your app or service, in such case, Microsoft is your telco provider. To learn about planning your deployment, see Plan Phone System with on-premises PSTN connectivity in Skype for Business Server. Creating users in online Skype for Business or Teams without first enabling them in on-premises pool with Enterprise Voice is not supported. Cloud Calling in 2022: Unstoppable Webex Calling momentum, Calling at the heart of hybrid collaboration, Webex Calling now includes expanded call recording capabilities, Webex Suite achieves Japanese ISMAP certification, Celebrating the Cisco Video Phone 8875 on International Design Day, Thrive and Connect: How Technology can Combat Stress in the New Hybrid Work Environment, Transforming CX: The Composable Enterprise and Democratized IT, Leading the Green Revolution: How Cisco and Webex Drive Sustainability in Business, Some companies may want to continue to use their current carrier or trunks, A business may have an existing long-term contact with their current carrier, Service is needed in a remote branch office. With Cisco Calling Plans, customers can order, port, and provision PSTN numbers directly from Control Hub, eliminating the friction caused by multiple points of administration. Skype for Business Online operated by 21Vianet in China will be retired on October 1, 2023. Like the decision to stay on premises, choosing to purchase PSTN access separate from a UCaaS service often boils down to cost. Migrating this user to Teams requires moving the users on-premises Skype for Business account to the cloud, and coordinating that move with migration of the user to Direct Routing. The users are initially homed on-premise and PSTN delivered through 3rd party SIP trunks terminating onto the mediation service role. The user's PSTN connectivity is also on-premises. Microsoft Teams Calling Plans - Setup is fast and easy for this all-in-the-cloud calling solution with Microsoft as your PSTN carrier. Developers will be able to build calling through PSTN almost . The basic steps are listed below. To migrate this user to TeamsOnly mode with PSTN functionality, you must enable the user for Direct Routing, and then move the user to the cloud. For a list of legacy PBXs that interoperate directly with Skype for Business Server 2015 see Infrastructure Qualified for Microsoft Lync. For Operator Connect and Teams Phone Mobile, most of call routing is managed by the carrier. This alone is a game changer for organizations who are now able to communicate more quickly and efficiently and avoid long-distance costs on internal VoIP calls. This type of switching is more efficient than circuit switching because the data is sent and received as and when needed. Your preferred carrier is a participant in the Microsoft Operator Connect program. Phone System works with Teams clients and certified devices. Above all, this system must be easy to manage, so business growth is not slowed by painful administration. If you answer yes to the following, then Phone System with Calling Plan is the right solution for you: However, your situation might be more complex. This option requires uninterrupted connection to Microsoft 365. Phone System with on-premises PSTN connectivity enables you to leverage Phone System (Cloud PBX) capabilities for your users. For example, call unanswered and forwarding settings, call transfer, custom music on hold, call park, shared line, and voice apps are all available. For more information, see Considerations for Teams Phone Mobile. Which user locations need new phone numbers from Microsoft? Organizations may also want to port numbers or work with their existing connectivity provider. The sections that follow the table provide links to more information and details. More info about Internet Explorer and Microsoft Edge, Plan hybrid connectivity between Skype for Business Server and Skype for Business Online, Deploy hybrid connectivity between Skype for Business Server and Skype for Business Online, Plan Phone System with on-premises PSTN connectivity in Skype for Business Server, PSTN Calling plans for Skype for Business, Enable the users for Enterprise Voice on premises, Synchronize users to the cloud and assign licenses, Move on-premises users to Skype for Business Online, Enable users for Enterprise Voice online and Phone System Voicemail. You can configure interoperability between your telephony equipmentsuch as a third-party PBX and analog devicesand Phone System. For other scenarios, see Microsoft telephony solutions. Learn how to connect your on-premises telephony network to Teams using Direct Routing. If you've already registered, sign in. You can configure dial plans for number translation at the trunk level to ensure interoperability with Session Border Controllers (SBCs). Pierre and MiquelonSt. Best Regards, For more information, see the following topics if you are using Skype for Business Server 2015, see Plan for Enterprise Voice in Skype for Business Server 2015 and Deploy Enterprise Voice in Skype for Business Server 2015. A user in Skype for Business on-premises with Enterprise Voice, who will be moving to online and keeping on-premises PSTN connectivity. The online configuration consists of: For more information, see Configure Direct Routing. This article describes Public Switched Telephone Network (PSTN) considerations when upgrading to Teams. Phone System servers and traffic . This can help with the following scenarios: You have some of your Skype for Business users homed on-premises and others homed in Skype for Business Online. With native unlimited and metered calling plans, and the option to Bring Your Own Carrier to the Zoom cloud, customers have an unprecedented range of connectivity options to the PSTN. Make sure users have been assigned a Teams license. You need to retain your current PSTN carrier. Service numbers have higher concurrent call capacity than subscriber numbers and can be assigned to services such as Audio Conferencing, Auto Attendants, or Call Queues. For example, Direct Routing requires additional steps to configure call routing. If you are using Lync Server 2013, see Planning for Enterprise Voice in Lync Server 2013 and Deploying Enterprise Voice in Lync Server 2013. Phone System servers and traffic traverse this network. With Direct Routing, PSTN trunks connect directly to the Direct Routing service through your on-premises Session Border Controller (SBC). You get numbers directly from Microsoft and can call phones around the world. Your enterprise's own network The quality of the real-time media is heavily dependent on your own network: especially the WiFi network and the quality of the interconnect used to reach the cloud. * When you purchase 150 or more seats of an eligible subscription, FastTrack will help with core and advanced Teams onboarding. Business VoIP phone systems use digital packet switching. In this scenario, the user is already in Skype for Business Online. Calling Plan is available in your region. Direct routing is suited for organizations that: Download the Teams Phone PSTN guidance to understand which calling solutions may be right for you. PBX - A Private Branch Exchange is known as a PBX, which is an internal telephone network. Most importantly, much of this solution is managed through a single pane of glass. Read this section if you're migrating from an existing voice solution to Teams.