Description
The AudioCodes Mediant 4000B SBC (M4KB/BASE/DC) is a high-performance Session Border Controller engineered for secure, scalable, and reliable VoIP communications. Built to support complex enterprise and service-provider environments, it delivers advanced security, robust interoperability, and comprehensive traffic management for modern all-IP networks.
Designed with powerful SIP normalization, topology hiding, media transcoding, and cyber-threat protection, the Mediant 4000B ensures uninterrupted and protected voice services. Its flexible architecture, high session capacity, and intuitive management tools make it an ideal choice for organizations requiring a dependable SBC to streamline communication flows and maintain end-to-end security.
Whether deployed for enterprise SIP trunking, interconnect, hosted services, or multi-site voice consolidation, the Mediant 4000B SBC offers the performance and resilience needed to support mission-critical voice workloads.
| Category | Details |
|---|---|
| Product Type | Session Border Controller (SBC) |
| Brand | AudioCodes |
| Model / SKU | M4KB/BASE/DC |
| Series | Mediant 4000B |
| Power Type | DC Power |
| Functionality | SIP session control, security, interoperability, traffic management |
| Key Features | Advanced security, SIP normalization, topology hiding, media handling, policy enforcement |
| Security Capabilities | VoIP firewalling, encryption, DoS protection, call admission control |
| Interoperability | Multi-vendor SIP compatibility, carrier and PBX integration |
| Management Tools | Centralized management, monitoring, configuration, diagnostics |
| Scalability | Suitable for medium to large enterprises; expandable session capacity |
| Connectivity | Supports diverse VoIP network architectures and routing scenarios |
| Use Cases | Enterprise SIP trunking, service provider interconnect, hosted VoIP, unified communications |
| Form Factor | Carrier-grade SBC appliance |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
