Metaswitch Perimeta vs Portnox Cloud Comparison: Reviews, Features, Pricing & Alternatives in 2026

Detailed side-by-side comparison to help you choose the right solution for your team

Updated Apr 2026 8 min read

Metaswitch Perimeta

0.0 (0 reviews)

Metaswitch Perimeta is a carrier-grade session border controller providing robust security, interoperability, and service assurance for high-performance Voice over IP and unified communications networks globally.

Starting at --
Free Trial NO FREE TRIAL
VS

Portnox Cloud

0.0 (0 reviews)

Portnox Cloud is a cloud-native network access control solution providing automated device discovery, authentication, and policy enforcement to secure your corporate network and distributed workforce.

Starting at $??/mo
Free Trial 30 days

Quick Comparison

Feature Metaswitch Perimeta Portnox Cloud
Website metaswitch.com portnox.com
Pricing Model Custom Subscription
Starting Price Custom Pricing $??/month
FREE Trial ✘ No free trial ✓ 30 days free trial
Free Plan ✘ No free plan ✘ No free plan
Product Demo ✓ Request demo here ✓ Request demo here
Deployment saas on-premise saas
Integrations Microsoft Teams AWS Microsoft Azure Google Cloud VMware OpenStack Red Hat OpenShift Oracle Cisco BroadSoft Microsoft Entra ID Google Workspace Okta JumpCloud Microsoft Intune Jamf Palo Alto Networks Fortinet Cisco Splunk
Target Users mid-market enterprise mid-market enterprise
Target Industries telecommunications government finance
Customer Count 0 0
Founded Year 1981 2007
Headquarters London, UK Austin, USA

Overview

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Metaswitch Perimeta

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.

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Portnox Cloud

Portnox Cloud helps you secure your entire network infrastructure without the headache of managing on-site hardware or complex appliances. You can gain full visibility into every device connecting to your network, whether they are managed corporate laptops, personal mobile devices, or unmanaged IoT hardware. By moving network access control to the cloud, you eliminate the need for local servers and simplify the way you manage authentication across multiple locations.

You can enforce strict security policies and automate responses to non-compliant devices in real-time. The platform integrates directly with your existing cloud identity providers like Microsoft Entra ID or Google Workspace to streamline user onboarding. Whether your team is working from a central office or a home coffee shop, you can ensure only authorized users and healthy devices access your sensitive digital assets.

Overview

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Metaswitch Perimeta Features

  • 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.
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Portnox Cloud Features

  • Cloud-Native RADIUS. Authenticate users and devices instantly using a globally distributed RADIUS service that requires zero on-premises hardware setup.
  • Endpoint Risk Assessment. Check the health and compliance of every device before granting access to ensure they meet your security standards.
  • IoT Device Fingerprinting. Identify and profile headless IoT devices automatically so you can apply specific access policies based on device type.
  • Dynamic VLAN Assignment. Place users into the correct network segment automatically based on their identity, location, and current device risk level.
  • Guest Access Management. Create secure, time-limited access for visitors and contractors without compromising your internal corporate network security.
  • Automated Remediation. Isolate or block non-compliant devices automatically and provide users with clear instructions on how to fix security issues.

Pricing Comparison

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Metaswitch Perimeta Pricing

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Portnox Cloud Pricing

Basic
$??
  • Cloud-native RADIUS (802.1X)
  • MAC-based authentication
  • Basic device visibility
  • Integration with cloud directories
  • Standard reporting and alerts

Pros & Cons

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Metaswitch Perimeta

Pros

  • Exceptional scalability for high-volume carrier environments
  • Flexible deployment options across various cloud platforms
  • Robust security features prevent signaling-based attacks
  • Advanced diagnostics simplify complex troubleshooting tasks

Cons

  • Significant technical expertise required for initial configuration
  • Documentation can be dense for non-specialist users
  • Custom pricing makes it inaccessible for small businesses
A

Portnox Cloud

Pros

  • Fast deployment without needing on-site hardware
  • Seamless integration with Microsoft Entra ID
  • Excellent visibility into unmanaged IoT devices
  • Intuitive management interface saves admin time

Cons

  • Public pricing is not readily available
  • Initial configuration requires solid networking knowledge
  • Reporting customization could be more flexible
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