List of the Top 11 Session Border Controllers (SBC) for Microsoft Teams in 2026

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Numerous businesses and service providers around the world depend on our offerings to revolutionize their networks with an emphasis on fostering business expansion. When seamless connectivity between Teams and the global landscape is crucial, Ribbon's Session Border Controllers (SBCs) facilitate secure business communications. Adopting a cloud-native approach ensures a reliable provision of rapid services and boosts revenue, whether through public or private cloud solutions. Elevate your customers' experiences with robust, automated communication services that adhere to carrier-grade standards. Quickly design and launch cutting-edge services in a multi-layered network architecture. Ribbon's IP Optical networks stand out for their openness, automation, and flexibility, combining advanced hardware with intelligent automation software. The IP Wave portfolio presents a comprehensive solution in IP Optical technology, specifically crafted to address the challenges of building, managing, and overseeing multi-layer communication networks. Explore the distinctive benefits that IP Wave offers compared to other solutions in the market. By opting for IP Wave, your organization will be at the leading edge of innovation in telecommunications, ensuring you stay competitive in an ever-evolving industry. Embrace this opportunity to transform your communication landscape and drive significant growth.

The Ribbon SBC Software Edition (SBC SWe) serves as a flexible, cloud-centric Session Border Controller designed to improve and secure real-time communications across multiple deployment configurations. It offers the full range of features available in Ribbon's hardware models, such as the SBC 5400 and SBC 7000, including advanced audio codec transcoding, signaling interworking, call admission control, and strong security measures, which encompass encryption and protections against Denial of Service attacks. The SBC SWe can function as a Virtual Machine (VM) on typical industry servers located in data centers, operate as a Virtual Network Function (VNF) within private clouds utilizing OpenStack, or be deployed on public cloud services such as Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP). This versatile deployment strategy allows businesses to effectively scale their communication systems without sacrificing security or performance. Furthermore, the SBC SWe's cloud-native design facilitates straightforward integration with existing systems and processes, encouraging smooth communication across a variety of environments. As a result, organizations can benefit from enhanced operational efficiency and improved collaboration, making it a valuable asset for modern communication needs.

The Perimeta Session Border Controller (SBC) from Alianza is a fully software-driven, cloud-native solution designed to provide secure, scalable, and flexible voice and multimedia communication services. It supports multiple deployment scenarios such as VoLTE, VoNR, SIP trunking, and direct routing for Microsoft Teams, making it suitable for use in fixed-line, wireless, and enterprise interconnect environments. Utilizing a zero-trust security framework, Perimeta delivers outstanding protection for cloud infrastructures. The innovative separation of media and signaling planes allows for precise scaling to meet varying demand levels effectively. Additionally, it features a secure distribution engine (SDE) that aids in efficient load balancing, along with distributed admission management (DAM) to streamline large-scale implementations. This SBC is compatible with a variety of cloud environments, whether public, private, or hybrid, and can be deployed on platforms like AWS, Azure, OpenStack, VMware, and ATCA hardware. This adaptability guarantees that organizations can select the most suitable environment tailored to their unique requirements, thereby improving both operational efficiency and security. By embracing such a versatile solution, businesses can also future-proof their communications infrastructure, ensuring it remains effective and resilient against evolving challenges.

Cataleya's Orchid Link functions as a versatile, software-based Session Border Controller (SBC), designed to enhance real-time communication for both enterprises and service providers. It offers various deployment options, including on-premises installations and as-a-Service solutions, to meet diverse operational needs. The integration of WebRTC gateway capabilities allows seamless incorporation of web-based voice and video communications into existing SIP infrastructures, which facilitates the extension of communication services to web browsers while minimizing the need for extensive core infrastructure upgrades. Furthermore, the SBC emphasizes security through the use of DTLS for the secure initiation of sessions and SRTP for encrypting media, which protects interactions between WebRTC endpoints and SIP networks. Its advanced service-aware firewall serves as a proactive measure against potential cyber threats, ensuring that communication remains uninterrupted and secure. By delivering such a robust solution, Orchid Link significantly boosts communication efficiency and security for contemporary organizations, making it an essential tool in today's digital landscape. Ultimately, this adaptability and focus on security make Orchid Link a pivotal component for businesses looking to thrive in an increasingly connected world.

Ekinops offers a certified Session Border Controller (SBC) that acts as a robust enterprise solution designed to enhance security and interoperability with leading IP-PBX systems and major SIP environments. This SBC can be implemented as a virtual network function, known as ONEvSBC, or integrated within Ekinops' Multi-Service Access Routers, called ONeSBC, enabling functionalities like SIP trunking for applications such as Microsoft Teams Direct Routing and Unified Communications. With sophisticated security features including network demarcation, hidden topology, and NAT traversal, it significantly bolsters network protection. It also accommodates a diverse array of audio codecs, both wideband and narrowband, by leveraging media transcoding to ensure high-quality voice communication while managing voice and video traffic through Call Admission Control (CAC). Additionally, Ekinops’ SBC meets the SIP Connect 1.1 and 2.0 standards, which reduces delays in service validation and accelerates the onboarding process for new PBX vendors. This all-encompassing solution not only streamlines communication but also promotes a seamless experience for users across multiple platforms, ultimately contributing to improved organizational productivity. By integrating advanced features into a single platform, Ekinops ensures that businesses can adapt to evolving communication needs efficiently.

The VSXi Session Border Controller (SBC) by Sansay is a powerful software-based solution tailored for communication service providers, offering critical features such as security, NAT, protocol normalization, and efficient session management. It possesses the capability to manage up to 500,000 simultaneous calls and 1 million SIP registrations, providing the scalability required for large-scale implementations. The VSXi is particularly adept at supporting SIP trunking applications, effectively addressing needs related to Least Cost Routing and NAT traversal. In addition, it offers programmable SIP trunking capabilities that cater to both authenticated and unauthenticated trunks, with features like extension-to-extension dialing, call forwarding, and failover options. It also facilitates seamless integration with Microsoft Teams through Direct Routing, allowing users to make, receive, and transfer calls between Teams and the public switched telephone network (PSTN). The flexibility of the VSXi is further demonstrated by its deployment capabilities in cloud environments, and it includes APIs that enable extensive integration and customization, accommodating the varied requirements of service providers. This adaptability not only enhances infrastructure but also empowers service providers to optimize their communication services effectively. Overall, the VSXi stands out as a critical component in modern telecommunication ecosystems.

The Mediatrix Sentinel CS functions as an advanced Session Border Controller (SBC) specifically designed for small to medium-sized enterprises, and it can be implemented in both on-site and cloud-based virtual environments. This SBC utilizes the same Microsoft Teams-certified DGW software as its physical models, ensuring seamless integration and support for Direct Routing features. Key functionalities include SIP normalization, network demarcation, survivability, and a suite of security measures such as TLS/SRTP encryption alongside SIP-based firewalls aimed at preventing DoS attacks. Capable of handling over 6,000 concurrent sessions and supporting more than 15,000 registered users without requiring additional licensing, the Sentinel CS presents a robust solution for communication needs. In the event of primary server outages, it smartly redirects calls to backup servers or the PSTN, maintaining uninterrupted service. Moreover, it provides features like QoS monitoring, remote mass management, and advanced troubleshooting tools, which significantly lower network maintenance costs while simultaneously improving customer service quality. Consequently, the Sentinel CS stands out as a prime option for businesses that seek dependable communication solutions tailored to meet diverse operational requirements, ensuring that they remain connected and efficient.

ULAP SBCaaS (Session Border Controller as a Service) offers a cutting-edge, policy-centric approach for both voice and video communications, allowing organizations to securely adopt IP-based real-time communication solutions like VoIP, Unified Communications (UC), and Customer Experience (CX) within a cloud framework. Acting as a crucial first line of defense against numerous cyber risks, such as service theft, spoofing, and distributed denial-of-service (DDoS) attacks, ULAP SBCaaS adeptly oversees SIP traffic at the network's edge, connecting internal systems with outside networks while executing vital tasks such as protocol translation, connection security, and traffic management to guarantee uninterrupted and safe communications. Furthermore, it allows for seamless integration with widely-used digital collaboration platforms, including Microsoft Teams and Zoom, thus delivering a cohesive communication experience across various devices. With strong security measures established, ULAP SBCaaS protects virtual communications from risks such as eavesdropping and DoS attacks, ensuring that sensitive data stays secure. This all-encompassing solution not only bolsters the security of communications but also enhances the operational efficiency of multiple business functions, ultimately contributing to a more effective and secure digital workspace. As organizations increasingly rely on digital communication tools, the importance of such robust solutions cannot be overstated.

Ribbon’s EdgeMarc IP Business Gateway Appliances present a cost-effective option for service providers, managed service providers, and resellers to proficiently oversee bundled voice and data offerings. These appliances integrate internet connectivity of up to 1 Gbps with features that enhance voice security and monitor service quality. The range includes various models, such as gateways designed for analog lines and stations (FXO/FXS), along with power over Ethernet (PoE) functionality. The EdgeView Service Control Center simplifies centralized configuration and management, allowing for effortless tracking of customer experiences across numerous locations. Located at the customer’s premises, the EdgeMarc device acts as a vital resource for service providers, offering valuable insights into potential problems and simplifying the troubleshooting workflow. Additionally, it provides real-time access to each site and extensive reporting tools for managing the entire network. This all-encompassing solution not only boosts operational efficiency but also enhances service reliability and elevates customer satisfaction, leading to stronger client relationships and long-term success.

Mitel's OpenScape Session Border Controller (SBC) stands out as a remarkably flexible solution, delivering broad SIP interoperability, advanced media management, and robust security capabilities. Designed specifically for VoIP environments, this controller adeptly manages the termination of SIP sessions on the WAN side, ensuring that incoming traffic is authenticated while meticulously inspecting SIP and media packets for any protocol inconsistencies or anomalies. Furthermore, the OpenScape SBC plays a crucial role in managing firewall "pin holes" for RTP and SRTP media streams, reinforcing its security measures. Its wide-ranging compatibility covers not only Mitel’s MiVoice Business, MiVoice MX-ONE, and MiVoice 5000 but also includes OpenScape Voice, OpenScape 4000, and OpenScape Business, making it a comprehensive solution for businesses of varying scales. This solution supports multiple deployment strategies, such as virtualized software for VMware ESXi, and is expected to soon integrate with commercial off-the-shelf hardware, including Lenovo servers, along with a gateway option featuring Kontron servers. Consequently, it empowers organizations with the versatility to select the most appropriate infrastructure tailored to their unique operational needs, ultimately enhancing their communication capabilities. This adaptability is essential in today’s dynamic technological landscape.