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POTS & TDM Replacement
Replace traditional copper lines and TDM services while preserving analog phones, fax, emergency endpoints and legacy wiring.
Mediatrix S7 Series
Secure High-Density FXS Analog VoIP Adapter for SIP Modernization
The Mediatrix S7 Series is a carrier-grade high-density analog VoIP adapter designed to connect analog phones, fax machines, legacy PBXs and existing telephony equipment to hosted or on-premise IP-PBX, SIP trunking, IP-Centrex and cloud telephony platforms without disrupting the installed base.
Mediatrix S7
HIGH-DENSITY FXS SIP GATEWAY
FXS 01
FXS 02
FXS 03
FXS 04
FXS 05
FXS 06
FXS 07
FXS 08
GIG-E
VLAN
SIP
T.38
24 FXSHigh-density analog endpoint support
28 Ch.High-performance voice processing
TR-069Mass deployment ready
High-Density FXS16 and 24-port deployment profiles for analog phones, fax and PBX migration.
Fax & ModemT.38 and clear-channel fax/modem pass-through for reliable transport over IP.
Mass ProvisioningZero-touch setup, Web GUI, TR-069 and advanced provisioning for operators.
Secure NetworkingIPv4/IPv6, VLANs, NAT, firewall, router capabilities and encrypted services.
Core use cases
A high-density analog bridge for cloud, SIP and IP-PBX transformation.
The S7 Series helps operators, enterprises and system integrators preserve existing analog equipment while moving toward modern SIP-based voice infrastructure, hosted UC, IP-Centrex and cloud telephony.
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Legacy PBX Gateway
Bridge traditional PBXs and analog extensions to SIP trunks or IP core networks using FXS ports and local call switching.
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Hosted UC & IP-Centrex
Deliver SIP termination and analog endpoint connectivity for cloud telephony, hosted UC and operator-scale service offers.
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Remote Office Survivability
Maintain local analog service continuity and branch office connectivity when WAN or cloud access becomes unstable.
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Hospitality & Healthcare
Modernize large fleets of room phones, fax devices, nurse stations and analog endpoints without replacing every device.
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Multi-Tenant Buildings
Deploy cost-effective, high-density analog connectivity for multi-dwelling units, business centers and shared facilities.
Technical specifications
All critical S7 technical aspects directly inside the page.
No datasheet attachment required. These sections are structured for buyers, engineers, installers and SEO search intent.
Analog & Voice Interfaces
- Analog ports
- High-density FXS models, including 16 and 24 FXS deployment profiles.
- Voice channels
- High performance processing of up to 28 voice channels.
- Cable distance
- Standard FXS cable length up to 450 m; S7 LP supports longer FXS cable runs up to 2 km.
- Telephony features
- Caller/calling ID, local call switching, user-defined call properties and 3-way/conference call support.
- Payphone support
- Battery reversal support for pay phone applications.
SIP, Fax & Media
- SIP integration
- Connects analog endpoints and legacy telephony equipment to hosted or on-premise IP-PBX, SIP and cloud platforms.
- Fax
- T.38 fax over IP for reliable fax transport across packet networks.
- Modem
- Clear-channel fax and modem pass-through capabilities for voice/data service continuity.
- Codecs
- Supports common voice codecs including G.711 A-law/µ-law, G.726 and G.729 variants.
- Echo control
- G.168 echo cancellation and DTMF detection/generation support.
Networking & Security
- IP support
- Dual-stack IPv6 and IPv4 for modern and legacy IP environments.
- Segmentation
- Multiple IP addresses and VLAN support for service separation and deployment flexibility.
- Routing
- NAT, firewall and router capabilities for integrated edge deployment scenarios.
- Ethernet
- Gigabit Ethernet connectivity with auto MDI/MDIX behavior when configured in auto-detect mode.
- Protection
- S7 LP includes integrated secondary over-voltage protection for demanding wiring and outdoor-style exposure conditions.
Management & Provisioning
- Zero-touch
- Zero-touch configuration for fast, repeatable deployments.
- Web GUI
- Intuitive web interface for configuration and operations.
- Mass management
- Advanced provisioning capabilities and TR-069 support for centralized CPE management.
- Factory settings
- Customizable factory settings for operator and service-provider deployment models.
- Operations access
- Can be reached through Web, SNMP, CLI and ping-based operational diagnostics depending on configuration.
Best-fit environments
Where the Mediatrix S7 creates immediate infrastructure value.
The S7 is built for sites with many analog endpoints, high service expectations and a requirement to migrate without a disruptive rip-and-replace project.
Hospitality
Connect guest room phones and back-office analog systems to modern PBX or hosted voice platforms.
- Hotel room analog phones
- Back-office endpoints
- Legacy PBX migration
Healthcare
Preserve analog endpoints while modernizing voice infrastructure across hospitals, clinics and care facilities.
- Patient room phones
- Fax and administrative analog devices
- Nurse station connectivity
Multi-Tenant Buildings
Support dense analog endpoint deployments for apartment, business, mixed-use and shared infrastructure buildings.
- MDU voice modernization
- Analog endpoint consolidation
- Cost-effective SIP migration
Operators
Deliver cloud telephony and SIP termination services while maintaining analog compatibility for customer sites.
- PSTN/TDM replacement
- Hosted UC access
- IP-Centrex analog conversion
Enterprises
Keep existing telephony equipment while migrating headquarters, branches and remote offices to SIP.
- Branch survivability
- Analog extension migration
- PBX-to-SIP transformation
Critical Sites
Preserve reliable analog infrastructure for safety, facility, alarm and operational endpoints.
- Alarm panels
- Elevator phones
- Emergency endpoints
How it works
Convert high-density analog endpoints into managed SIP services.
The Mediatrix S7 Series becomes the technical bridge between analog endpoints and modern IP voice infrastructure.
1. Analog EquipmentPhones, fax devices, alarms, PBX extensions, elevators or room phones.
2. S7 FXS PortsHigh-density FXS interfaces aggregate analog endpoints into one managed platform.
3. SIP ConversionAnalog services are converted to SIP/IP for Hosted UC, IP-PBX or operator networks.
4. Secure IP NetworkIPv4/IPv6, VLAN, NAT, firewall and routing features support controlled deployment.
5. Mass ManagementTR-069, Web GUI and zero-touch provisioning simplify operations at scale.
FAQ
Mediatrix S7 questions buyers search for.
Structured answers for analog VoIP adapter, high-density FXS gateway, POTS replacement and SIP migration search intent.
What is the Mediatrix S7 Series?
The Mediatrix S7 Series is a high-density analog VoIP adapter used to connect analog phones, fax devices, legacy PBXs and other analog equipment to SIP or cloud telephony networks.
Is the S7 suitable for POTS replacement?
Yes. It is designed for PSTN, copper and TDM replacement projects where organizations need to preserve analog endpoints while moving to IP voice services.
Does the S7 support fax over IP?
Yes. The S7 supports T.38 fax over IP and clear-channel fax/modem pass-through capabilities.
Can the S7 be deployed at scale?
Yes. It supports zero-touch configuration, TR-069, advanced provisioning, Web GUI management and operator-friendly mass management workflows.
Secure assessment request
Modernize high-density analog infrastructure without replacing every endpoint.
Use the S7 Series to connect analog phones, fax devices, legacy PBXs, elevator phones, alarms and room phones to SIP-based infrastructure.
- High-density FXS modernization review
- POTS/TDM replacement fit analysis
- Hosted UC and SIP migration planning
- Hospitality, healthcare, enterprise and operator deployment guidance