Metaswitch Perimeta vs TelcoBridges ProSBC Comparison: Reviews, Features, Pricing & Alternatives in 2026

Metaswitch Perimeta gives you a highly scalable, software-based session border controller (SBC) designed for modern IP communications. You can secure your network perimeter against signaling attacks and fraud while ensuring seamless interoperability between different VoIP protocols and vendor equipment. It handles complex media transcoding and signaling translation so your voice and video services remain clear and reliable across diverse network environments.

You can deploy the platform in cloud, virtualized, or hybrid environments to match your specific infrastructure needs. It helps you reduce operational complexity by providing deep visibility into network performance and call quality diagnostics. Whether you are migrating to an all-IP core or expanding your unified communications offerings, Perimeta provides the carrier-grade reliability required to maintain high-volume traffic without service interruptions.

TelcoBridges ProSBC is a virtualized session border controller that helps you protect and interconnect your VoIP networks. Whether you are a service provider managing SIP trunking or an enterprise securing remote workers, you can deploy this software on standard white-box hardware, private clouds, or public platforms like AWS and Azure. It handles critical tasks like security, interoperability, and session routing without requiring proprietary hardware.

You can scale your operations easily with a software-defined approach that supports up to 60,000 sessions. The platform simplifies complex network challenges by providing built-in tools for troubleshooting and monitoring. By moving away from rigid hardware appliances, you gain the flexibility to grow your infrastructure on demand while maintaining the high availability required for mission-critical voice services.

• Security & Protection Protect your network from Distributed Denial of Service (DDoS) attacks and toll fraud with automated signaling rate limiting.
• Protocol Interoperability Connect diverse SIP and H.323 devices effortlessly by translating mismatched signaling protocols in real-time for seamless communication.
• Media Transcoding Convert between different audio and video codecs on the fly to ensure high-quality calls across different device types.
• Cloud-Native Deployment Deploy your SBC as a virtualized function within AWS, Azure, or private clouds to scale capacity instantly as needed.
• Service Assurance Monitor call quality and network health with integrated diagnostics that help you identify and resolve issues before users notice.
• Admission Control Manage network congestion by prioritizing critical traffic and limiting session counts to prevent system overloads during peak times.

• SIP Security. Protect your network from DoS attacks and toll fraud with advanced encryption and dynamic blacklisting capabilities.
• Media Transcoding. Ensure seamless communication between different devices by converting voice codecs in real-time across your network.
• Flexible Deployment. Install your SBC on VMware, KVM, AWS, or Azure to match your existing infrastructure requirements.
• Advanced Routing. Route your calls intelligently based on cost, quality, or time of day to maximize network efficiency.
• High Availability. Keep your services running 24/7 with 1+1 redundancy that triggers instant failover if a node goes down.
• Network Monitoring. Monitor your call quality and system performance in real-time with integrated dashboards and alerting tools.