Phone System with Calling Plan is Microsoft's all-in-the-cloud voice solution for Teams users. When using our integrated Cisco-certified providers, customers can manage the entire provider selection and number procurement process in Control Hub. A user in Skype for Business on-premises with Enterprise Voice, who will be moving to online and keeping on-premises PSTN connectivity. Active Directory synchronization You must configure Active Directory synchronization using Azure AD Connect. Learn more about FastTrack for Microsoft Teams here. - Cloud PBX with centralized On-Premises PSTN connectivity. The option or options you choose affect how some Phone System features are configured. Dynamic emergency calling (based on the location of the Teams client) is supported. Which type of telephone number (subscriber or service) do I need? You have an on-premises deployment and you want to move some or all of your users to Skype for Business Online but continue to use on-premises PSTN connectivity. Developers will be able to build calling through PSTN almost . A user in Skype for Business Online, with on-premises voice functionality through Skype for Business on-premises or Cloud Connector Edition. For more information, see Considerations for Direct Routing. Simplified management that comes with all-in-one solution is important. Configure Hybrid Voice Connectivity with Skype for Business online. 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 information on how to configure Teams Phone Mobile, see Configure Teams Phone Mobile. However, if you want to ensure that users have the correct configuration when they are upgraded, configure these policies before the user is upgraded to TeamsOnly. 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. A Skype for Business hybrid environment with PSTN connectivity provides flexibility regarding where user services are provided and how user accounts are provisioned and managed. It's a cloud-based solution that's simple to set-up, inexpensive to use, and easy to scale. 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. To learn more about Phone System, including licensing and plans, see PSTN Calling plans for Skype for Business. Voice Calling (PSTN) An easy way of adding PSTN connectivity to your app or service, in such case, Microsoft is your telco provider. The case study describes how a fictional multi-national corporation, Contoso, implemented a Teams voice solution for their organization. However, to enable users to make calls outside your organization, you need to connect Phone System to the Public Switched Telephone Network (PSTN). This method requires the businesses use and maintain their own session border controller ( SBC ) as a bridge between the PSTN and Teams platform. Skype for Business Server 2015, March 2016 Cumulative Update 6.0.9319.235, Lync Server 2013 July 2015 Cumulative Update 5.0.8308.920. Phone System allows you to replace your existing PBX system with a set of features directly delivered from Microsoft 365. You do not need to retain your current PSTN carrier. Let's break down this definition further. To migrate these users to TeamsOnly mode with PSTN functionality, you must enable the users for Direct Routing. Business continuity - Cloud applications and connectivity options remove chances of service disruption associated with hardware on the premises and trunks from the premises to the PSTN network. For more information, visit the Subscription eligibility documentation. These internal calls never go to the Public Switched Telephone Network (PSTN), so your company avoids long-distance charges. The basic steps are listed below. An all-in-the-cloud solution with Microsoft as your PSTN carrier. For more information on tuning performance in Skype for Business Online, see Tune Skype for Business Online performance. Once numbers are procured, administrators assign and manage numbers across different providers, in different countries around the world, directly though Control Hub. You might want the simplest solutionPhone System with Calling Plan. Country * Please selectUnited StatesUnited KingdomAustraliaCanadaFranceGermanyNetherlandsSpainSweden--------------Afghanistanland IslandsAlbaniaAlgeriaAmerican SamoaAndorraAngolaAnguillaAntarcticaAntigua and BarbudaArgentinaArmeniaArubaAustraliaAustriaAzerbaijanBahamasBahrainBangladeshBarbadosBelarusBelgiumBelizeBeninBermudaBhutanBoliviaBonaireBosnia and HerzegovinaBotswanaBouvet IslandBrazilBrit/Indian Ocean Terr.Brunei DarussalamBulgariaBurkina FasoBurundiCambodiaCameroonCanadaCape VerdeCayman IslandsCentral African RepublicChadChileChinaChristmas IslandCocos (Keeling) IslandsColombiaComorosCongoCongo, The Dem. You want to use Microsoft-managed access to the PSTN. 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. Direct Routing. 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. It is the simplest option that connects Communication Services to the Public Switched Telephone Network (PSTN) to enable calls to landlines and mobile phones worldwide. This system must also reliably connect users across borders, while being compliant with local regulations. Synchronize users to the cloud and assign licenses (performed using Office 365). A constant connection isn't maintained throughout the call duration. 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. For information about managing phone numbers with Teams Phone Mobile, see Set up phone numbers with Teams Phone Mobile. -Carrier manages SIM-Enabled Mobile number, PSTN connectivity, and SBCs. 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. Skype for Business Online, excluding the service operated by 21Vianet in China, was retired on July 31, 2021. You'll read more about migration later. Contoso voice migration case study This option is Microsoft's all-in-the-cloud solution that provides Private Branch Exchange (PBX) functionality and calls to the Public Switched Telephone Network (PSTN), as shown in the following diagram. If the user pool is on Lync Server 2013, that external pool traffic remains on Lync Server 2013 Edge Server. The version of AAD Connect you use must be version 1.0.9125.0 or later. How you configure call routing differs depending on your PSTN connectivity option. Migrating this user to Teams requires moving the users on-premises Skype for Business account to the cloud, and coordinating that move with either A) the port of that users phone number to a Microsoft Calling Plan or B) assigning a new subscriber number from available regions. 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. 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. You want to find a new operator to enable calling in Teams. 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. This solution is the simplest option that connects Phone System to the PSTN. This option connects Phone System to your telephony network by using Direct Routing, as shown in the following diagram: If you answer yes to the following questions, then Phone System with Direct Routing is the right solution for you: You connect your own supported Session Border Controller (SBC) to Phone System without the need for additional on-premises software. This is the continuation of the post Deploying Polycom phones for Cloud PBX with on-premise PSTN Connectivity. Link2Teams-Direct Routing As A Service 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. Mariana Isls.NamibiaNauruNepalNetherlandsNetherlands AntillesNew CaledoniaNew ZealandNicaraguaNigerNigeriaNiueNorfolk IslandNorwayOmanPakistanPalauPalestinian Territory, OccupiedPanamaPapua New GuineaParaguayPeruPhilippinesPitcairnPolandPortugalPuerto RicoQatarReunionRomaniaRussian FederationRwandaSaint Kitts and NevisSaint LuciaSaint MartinSamoaSan MarinoSao Tome/PrincipeSaudi ArabiaSenegalSerbiaSerbia and MontenegroSeychellesSierra LeoneSingaporeSint MaartenSlovak RepublicSloveniaSolomon IslandsSomaliaSouth AfricaSouth Georgia and the South Sandwich IslandsSouth SudanSpainSri LankaSt. Prior to SIP, the only way to connect business voice over IP phone systems was to use a VoIP gateway as an intermediary point that converted VoIP packets to legacy PSTN analog or digital protocols . For more information, see Plan hybrid connectivity between Skype for Business Server and Skype for Business Online and the special considerations section of Enable the users for Enterprise Voice on premises (performed while the users are homed on-premises). For all users, the user object must be created in the on-premises AD and synchronized to the Azure AD using the Azure AD Connect tool. Cisco Calling Plans are available in the United States, Canada, Belgium, Denmark, Finland, France, Germany, Ireland, Lithuania, Luxembourg, Sweden, and the United Kingdom. BYOC via PREMISE PEERING Similarly, the agility of the cloud is lost through a solution with multiple points of administration and complexity that slows business growth. You want to use a primary company-owned, SIM-enabled mobile number for Teams Phone as a single number solution. I understand I can unsubscribe at any time. Our customers can use any combination of Cisco Calling Plans, Cloud Connected PSTN, or Local Gateway-based PSTN across different sites. An all-in-the-cloud solution with Microsoft as your PSTN carrier. Depending on your requirements. Microsoft's technology for enabling call control and Private Branch Exchange (PBX) capabilities in the Microsoft 365 cloud with Microsoft Teams. 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. Microsoft Calling Plan isn't available in your geographic location. This preview version is provided without a service-level agreement, and we don't recommend it for production workloads. Enterprises with a global footprint face several challenges. For more information about how to plan and configure LBR, see the following articles: Before reading the rest of this section on emergency calling considerations, make sure you've reviewed critical emergency calling concepts and definitions outlined in Manage emergency calling. You can also choose a combination of options, which enables you to design a solution for a complex environment, or manage a multi-step migration. Cisco UCM Cloud enables customers to connect their existing PSTN service to Cisco UCM Cloud using a local gateway or via a certified SIP trunk. Or you might need a combination solution that supports a complex, multi-national deployment, with different requirements for different geographic locations. . With Direct Routing, PSTN trunks connect directly to the Direct Routing service through your on-premises Session Border Controller (SBC). Teams Calling Plans are a great choice when: Getting started quickly is a priority. 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). For Direct Routing, you must define emergency calling policies for users by using a Teams emergency call routing policy (TeamsEmergencyCallRoutingPolicy). Steps 1-5 are listed in the suggested sequence, but they can be done in any order. For information about auto attendants and call queues, see the following articles: Cloud Voicemail, powered by Azure Voicemail services, supports voicemail deposits to Exchange mailboxes only. You want to mix routing, with some calls going through Calling Plan, some through your carrier. If necessary, assign the Teams license. 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. When deploying a cloud-hosted service like Phone System with on-premises PSTN connectivity, you must keep the following in mind. Read this section if you're migrating from an existing voice solution to Teams. The use of the default domain for Microsoft 365 or Office 365, onmicrosoft.com, is not supported. You can use virtually any telephony carrier with Phone System. The PSTN uses circuit switching (or switching) for connecting calls. With Operator Connect, if your existing carrier participates in the Microsoft Operator Connect program, they can manage PSTN calling and Session Border Controllers (SBCs). In this scenario, the user is still homed in Skype for Business on-premises. For Calling Plan, each user is automatically enabled for emergency calling. Phone System servers and traffic traverse this network. Uninterrupted connection to Microsoft 365. This gives customers the ability to leverage existing provider relationships and premises hardware, while delivering powerful Webex Calling features to their users. Otherwise, register and sign in. If you're setting the tenant-wide policy to one of the Skype for Business modes, be sure to grandfather any existing Islands users by explicitly assigning them Islands mode, as previously described. For guidance on planning a Teams voice solution as part as your overall plan to upgrade to Teams from Skype for Business Server, see PSTN considerations for upgrading to Teams from Skype for Business on-premises. You might consider a combination of services. Local gateway. Microsoft has two types of telephone numbers available: subscriber (user) numbers, which can be assigned to users in your organization, and service numbers, available as toll and toll-free service numbers. For Teams Phone Mobile, each user is automatically enabled for emergency calling. A user in Skype for Business Online, with on-premises voice functionality through Skype for Business on-premises or Cloud Connector Edition. To learn about planning your deployment, see Plan Phone System with on-premises PSTN connectivity in Skype for Business Server. If desired, configure various Teams policies for these users (for example, TeamsMessagingPolicy, TeamsMeetingPolicy, and so on). Before you can configure Phone System with on-premises PSTN connectivity and move users to Skype for Business Online, you must confirm that you have the following prerequisites in place: On-premises server versions. 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). The user's upgrade to Teams needs to be coordinated with migration of the user to Direct Routing to ensure the TeamsOnly user has PSTN functionality. This technology means that calls are established over the internet.

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