GITNUXSOFTWARE ADVICE
Communication MediaTop 10 Best Fax Server Software of 2026
How we ranked these tools
Core product claims cross-referenced against official documentation, changelogs, and independent technical reviews.
Analyzed video reviews and hundreds of written evaluations to capture real-world user experiences with each tool.
AI persona simulations modeled how different user types would experience each tool across common use cases and workflows.
Final rankings reviewed and approved by our editorial team with authority to override AI-generated scores based on domain expertise.
Score: Features 40% · Ease 30% · Value 30%
Gitnux may earn a commission through links on this page — this does not influence rankings. Editorial policy
Editor picks
Three standouts derived from this page's comparison data when the live shortlist is not available yet — best choice first, then two strong alternatives.
FritzBox Fax
Fritz!Box integration for fax routing and server-style inbound and outbound processing
Built for teams using Fritz!Box needing reliable inbound and outbound fax server automation.
FaxLogic
Web-based fax server administration with centralized inbound and outbound routing
Built for teams needing centralized fax routing and archiving with web administration.
eFax Corporate
Centralized administration and user management for corporate fax sending and receiving
Built for mid-size teams needing managed corporate fax with light integration and admin control.
Comparison Table
This comparison table evaluates fax server software options including FritzBox Fax, FaxLogic, eFax Corporate, Sfax, RingCentral Fax, and other common providers. It compares how each solution handles inbound and outbound fax routing, delivery workflow, admin and user management, and connectivity options so you can match features to your environment.
| # | Tool | Category | Overall | Features | Ease of Use | Value |
|---|---|---|---|---|---|---|
| 1 | FritzBox Fax Sends and receives faxes through FRITZ!Box using a web interface and SIP based fax transport for small teams. | SMB fax gateway | 9.1/10 | 9.3/10 | 7.9/10 | 9.0/10 |
| 2 | FaxLogic Provides cloud faxing with web and API sending, managed inbound fax routing, and searchable fax delivery. | cloud API fax | 8.1/10 | 8.4/10 | 7.6/10 | 7.9/10 |
| 3 | eFax Corporate Delivers enterprise faxing with secure managed delivery, inbound faxing, and administrator controls. | enterprise managed | 7.6/10 | 7.8/10 | 7.4/10 | 7.3/10 |
| 4 | Sfax Offers business fax services with cloud sending and receiving plus account based administration for teams. | cloud fax service | 7.8/10 | 8.1/10 | 7.2/10 | 8.0/10 |
| 5 | RingCentral Fax Integrates fax sending and receiving into the RingCentral unified communications platform for business workflows. | UC integration | 7.6/10 | 8.0/10 | 7.2/10 | 7.4/10 |
| 6 | Nextiva Fax Supplies managed fax capabilities inside Nextiva business communications with sending, receiving, and administration. | hosted fax | 7.4/10 | 7.6/10 | 8.0/10 | 6.9/10 |
| 7 | 3CX Fax Server Enables faxing for 3CX Phone System deployments using the 3CX Fax Server feature set. | PBX fax add-on | 7.2/10 | 7.8/10 | 6.9/10 | 7.1/10 |
| 8 | Asterisk Acts as a self-hosted telephony server that can receive and send faxes via SIP and fax-capable media paths. | self-hosted | 7.3/10 | 8.1/10 | 6.4/10 | 8.3/10 |
| 9 | FoIP (HylaFAX over IP stacks) Supports faxing by running fax server software that can interface with telephony and convert fax traffic for IP transport. | open-source fax server | 7.2/10 | 7.4/10 | 6.6/10 | 8.0/10 |
| 10 | HylaFAX Provides a classic fax server stack for receiving and sending faxes through modem or telephony interfaces. | open-source fax server | 6.6/10 | 7.2/10 | 5.9/10 | 7.0/10 |
Sends and receives faxes through FRITZ!Box using a web interface and SIP based fax transport for small teams.
Provides cloud faxing with web and API sending, managed inbound fax routing, and searchable fax delivery.
Delivers enterprise faxing with secure managed delivery, inbound faxing, and administrator controls.
Offers business fax services with cloud sending and receiving plus account based administration for teams.
Integrates fax sending and receiving into the RingCentral unified communications platform for business workflows.
Supplies managed fax capabilities inside Nextiva business communications with sending, receiving, and administration.
Enables faxing for 3CX Phone System deployments using the 3CX Fax Server feature set.
Acts as a self-hosted telephony server that can receive and send faxes via SIP and fax-capable media paths.
Supports faxing by running fax server software that can interface with telephony and convert fax traffic for IP transport.
Provides a classic fax server stack for receiving and sending faxes through modem or telephony interfaces.
FritzBox Fax
SMB fax gatewaySends and receives faxes through FRITZ!Box using a web interface and SIP based fax transport for small teams.
Fritz!Box integration for fax routing and server-style inbound and outbound processing
FritzBox Fax focuses on delivering fax server functionality for connecting Fritz!Box environments to fax workflows. It supports inbound and outbound fax handling through an integrated server approach rather than a manual email-to-fax hack. The solution targets steady fax throughput with automation-friendly operation across users and destinations. It is best suited when your telecom access is already centered on a Fritz!Box device and you want server-style fax management.
Pros
- Direct integration with Fritz!Box setups for fax server style operation
- Outbound and inbound fax handling supports real business fax workflows
- Automation-friendly delivery paths reduce manual fax management work
- Centralized fax handling simplifies user and destination management
Cons
- Fritz!Box-centric design can limit fit for non-Fritz telecom environments
- Initial configuration can require networking and fax routing knowledge
- Advanced reporting and admin auditing depth is limited versus full enterprise fax platforms
Best For
Teams using Fritz!Box needing reliable inbound and outbound fax server automation
FaxLogic
cloud API faxProvides cloud faxing with web and API sending, managed inbound fax routing, and searchable fax delivery.
Web-based fax server administration with centralized inbound and outbound routing
FaxLogic stands out with a web-based fax server that routes incoming and outgoing faxes without requiring full fax-client setup on every endpoint. It provides centralized fax management with user permissions, inbound fax handling, and delivery options that fit office workflows. The product focuses on reliable fax transmission and organization for teams, including archiving and retrieval through a single system.
Pros
- Centralized inbound and outbound fax handling for multi-user teams
- Web-based management reduces dependency on local fax software
- Organized fax storage and retrieval supports operational continuity
- Role-based access helps limit who can view or resend faxes
Cons
- Setup and integration require admin time for reliable delivery
- Advanced routing and workflow needs can feel technical
- Reporting depth is limited compared with dedicated enterprise platforms
Best For
Teams needing centralized fax routing and archiving with web administration
eFax Corporate
enterprise managedDelivers enterprise faxing with secure managed delivery, inbound faxing, and administrator controls.
Centralized administration and user management for corporate fax sending and receiving
eFax Corporate distinguishes itself with a hosted fax server approach that routes faxing through managed online services instead of installing server hardware for basic usage. It supports inbound and outbound faxing, including digital document workflows, and integrates with common office systems through standard enterprise connectivity options. The product emphasizes centralized administration for corporate users and tracking so teams can manage fax activity across departments.
Pros
- Hosted fax delivery reduces local infrastructure and telecom setup
- Centralized admin controls help manage multiple users and fax activity
- Digital workflow supports sending faxes from office documents
Cons
- Advanced server-level integrations can feel limited versus true on-prem fax gateways
- Per-user licensing can raise cost for large shared teams
- Migration from legacy fax hardware can require process rework
Best For
Mid-size teams needing managed corporate fax with light integration and admin control
Sfax
cloud fax serviceOffers business fax services with cloud sending and receiving plus account based administration for teams.
Hosted fax server routing that delivers incoming faxes into email-ready document workflows
Sfax focuses on fax hosting and delivery instead of local hardware installation. It routes incoming and outgoing faxes through a server workflow that supports email and document-based faxing. The solution is built for businesses that want controlled sending, reliable receipt, and centralized fax handling. Administration and integration choices emphasize practicality over custom workflow depth.
Pros
- Centralized fax sending and receiving through a hosted fax server workflow
- Email-friendly fax document handling that fits common business document flows
- Operational control for managing fax delivery across users and departments
- Good fit for teams that want to avoid PBX and fax modem management
Cons
- Setup and routing rules can feel complex without clear guidance
- Advanced workflow customization is not as deep as dedicated communications platforms
- Limited visibility into per-page delivery analytics for troubleshooting
Best For
Small to mid-size teams needing hosted fax delivery without on-prem fax hardware
RingCentral Fax
UC integrationIntegrates fax sending and receiving into the RingCentral unified communications platform for business workflows.
Unified admin management for RingCentral fax users alongside phone and messaging services
RingCentral Fax stands out by delivering faxing inside a unified communications suite used for calling, messaging, and meetings. It supports inbound and outbound fax workflows from business numbers and integrates fax delivery into the same administrative environment as other RingCentral services. Core capabilities focus on reliable document transmission and centralized management for teams that already run on RingCentral.
Pros
- Fax services integrate with RingCentral numbers and broader communications tooling
- Centralized admin controls help manage fax users and routing in one place
- Inbound fax delivery fits team workflows without switching to a separate system
Cons
- Fax workflows depend on RingCentral accounts and service configuration
- Advanced fax customization options are limited versus dedicated fax server platforms
- Costs can rise when fax users add to an existing RingCentral subscription
Best For
Teams using RingCentral UC that need managed fax without maintaining servers
Nextiva Fax
hosted faxSupplies managed fax capabilities inside Nextiva business communications with sending, receiving, and administration.
Unified fax management connected to Nextiva’s broader communications and routing workflows
Nextiva Fax stands out because it ties fax delivery to Nextiva’s unified communications stack, including voice, messaging, and contact center workflows. It supports sending and receiving faxes via a web-based experience and integrates with business communications to route documents to teams. Fax functionality is strongest when you already use Nextiva for phone service and want fax activity centralized in the same admin and user environment.
Pros
- Centralizes fax workflows inside Nextiva communications and user management
- Web-based fax handling reduces reliance on dedicated fax hardware
- Works well for teams already standardizing on Nextiva for calling
Cons
- Best fax experience depends on broader Nextiva account setup
- Fax-specific depth is less extensive than specialized fax server tools
- Costs rise quickly when fax needs expand beyond a core workflow
Best For
Businesses standardizing on Nextiva who need streamlined inbound and outbound fax
3CX Fax Server
PBX fax add-onEnables faxing for 3CX Phone System deployments using the 3CX Fax Server feature set.
Extension-based fax routing built into the 3CX phone system workflow
3CX Fax Server stands out by integrating faxing into the 3CX phone system stack instead of acting as a standalone fax appliance. It supports inbound and outbound fax routing through a centralized fax server component and lets faxes travel over standard SIP trunks. The product focuses on modern PBX workflows such as call routing, device management, and automated delivery tied to extensions. It also includes administrative controls and monitoring for fax services alongside 3CX management.
Pros
- Fax services integrated with 3CX call routing for extension-based handling
- Centralized management and monitoring for fax traffic within the 3CX admin interface
- Supports outbound faxing via SIP trunk connections for consistent telephony architecture
Cons
- Requires 3CX deployment knowledge and configuration beyond basic fax needs
- Faxes depend on compatible telephony setup, so troubleshooting can involve multiple components
- Advanced workflows are tied to 3CX features rather than standalone fax tooling
Best For
Teams running 3CX who need integrated inbound and outbound fax routing to extensions
Asterisk
self-hostedActs as a self-hosted telephony server that can receive and send faxes via SIP and fax-capable media paths.
Dial-plan control using extensions and applications to route fax calls through SIP trunks
Asterisk stands out as a PBX and telephony framework that can serve as a fax server by routing and handling fax over SIP and classic PSTN interfaces. It supports reliable call control, dial-plan logic, and protocol integrations needed to receive, send, and route fax traffic through telephony channels. Fax handling is done through telephony application modules and gateway integration rather than a dedicated fax appliance interface. Administrators typically build fax workflows using SIP trunking and dial-plan rules.
Pros
- Dial-plan routing enables custom fax flows across SIP and PSTN gateways
- Integrates with existing voice infrastructure to reuse trunks and endpoints
- Large ecosystem of Asterisk modules and community fax-related guides
Cons
- Fax behavior depends on correct channel, codec, and gateway configuration
- Web UI and fax-specific management tools are limited compared with dedicated products
- Operational complexity rises with multi-site and high-volume fax workloads
Best For
Teams integrating fax into existing SIP PBX dialing logic without a standalone fax portal
FoIP (HylaFAX over IP stacks)
open-source fax serverSupports faxing by running fax server software that can interface with telephony and convert fax traffic for IP transport.
HylaFAX job queue and routing paired with FoIP gateway translation for IP-based fax transport
FoIP, commonly provided as the HylaFAX over IP stack, focuses on sending and receiving traditional fax traffic over IP networks. It pairs a HylaFAX fax server with FoIP gateways that translate VoIP-style data streams into fax modem behavior. The result is a fax server setup that can work with IP-to-analog or IP-to-T.38 style paths instead of dedicated phone lines. It supports core HylaFAX functions like job queues, status tracking, and routing through standard fax configuration files.
Pros
- Works for IP fax delivery using FoIP with HylaFAX job control
- Proven fax queue management with configurable routing rules
- Lightweight deployment on Unix-like servers with text-based configuration
Cons
- Setup requires manual networking and fax routing configuration
- Fax hardware and codec choices can complicate troubleshooting
- No modern web admin console for day-to-day queue operations
Best For
Teams running Linux fax infrastructure needing IP-based fax transport without SaaS tooling
HylaFAX
open-source fax serverProvides a classic fax server stack for receiving and sending faxes through modem or telephony interfaces.
Fax routing and delivery integrated with email gateways and a controlled spool queue
HylaFAX stands out as a fax server built around the HylaFAX software stack and a classic T.38 and modem-fax delivery model. It provides fax queueing, routing, and email-to-fax and fax-to-email workflows with persistent spool control. Administration typically centers on configuration files, service management, and log-based troubleshooting rather than a modern dashboard experience. It fits environments that already run Linux and want stable, automation-friendly fax handling.
Pros
- Reliable fax queueing with persistent spool control for ongoing batches
- Supports email-to-fax and fax-to-email workflows for simple integration
- T.38 and modem-based delivery options cover mixed telephony setups
Cons
- Configuration and troubleshooting rely heavily on manual settings and logs
- UI and reporting capabilities are minimal compared with commercial fax platforms
- Advanced routing and scaling require careful setup of channels and devices
Best For
Linux-based teams needing automated email faxing without a full web UI
Conclusion
After evaluating 10 communication media, FritzBox Fax stands out as our overall top pick — it scored highest across our combined criteria of features, ease of use, and value, which is why it sits at #1 in the rankings above.
Use the comparison table and detailed reviews above to validate the fit against your own requirements before committing to a tool.
How to Choose the Right Fax Server Software
This buyer's guide explains how to choose fax server software using concrete fit criteria drawn from FritzBox Fax, FaxLogic, eFax Corporate, Sfax, RingCentral Fax, Nextiva Fax, 3CX Fax Server, Asterisk, FoIP (HylaFAX over IP stacks), and HylaFAX. You will learn which capabilities match inbound and outbound fax routing, admin controls, and integration paths tied to your existing phone or network setup. The guide also covers common configuration mistakes and how to avoid them with the right tool selection.
What Is Fax Server Software?
Fax Server Software centralizes fax sending and receiving so teams can route faxes to users, extensions, or email-ready destinations through one managed system. It solves problems like scattered fax numbers, manual forwarding, inconsistent delivery, and log hunting across devices. Some products act as hosted or web-admin fax servers like FaxLogic and eFax Corporate. Others embed fax routing into existing communications stacks like RingCentral Fax, Nextiva Fax, and 3CX Fax Server.
Key Features to Look For
The right fax server features reduce manual fax handling while matching your telephony and admin workflow.
Centralized inbound and outbound fax routing for multi-user teams
Look for tools that route both incoming and outgoing faxes from one place so users do not manage fax workflows independently. FaxLogic and FritzBox Fax focus on centralized inbound and outbound handling that supports repeatable team processes.
Web-based fax server administration and centralized management
A web interface reduces dependence on local fax software and speeds up operational changes. FaxLogic delivers web-based fax server administration for centralized routing and delivery controls, and it also emphasizes organized storage and retrieval.
Role-based access and admin controls for fax viewing and resend controls
Choose tools that restrict who can view or resend faxes to match internal governance. FaxLogic provides role-based access, and eFax Corporate provides centralized administration and user management for corporate fax activity across departments.
Hosted fax delivery workflow that outputs into email-ready document processes
If your organization already runs document workflows through email, prioritize solutions that deliver faxes into email-friendly formats. Sfax routes incoming and outgoing faxes through a hosted server workflow that fits email and document-based handling, and HylaFAX supports email-to-fax and fax-to-email workflows through its mail integration.
Integration with your existing communications stack and admin environment
If you already rely on a UC platform, pick fax tools that plug into that same admin layer. RingCentral Fax and Nextiva Fax integrate fax users and routing into their unified communications environments, and 3CX Fax Server ties fax routing to extension-based call handling inside 3CX.
Telephony dial-plan routing and IP transport options for self-hosted environments
For organizations that must self-host, prioritize dial-plan routing control or proven IP fax transport components. Asterisk enables fax routing using dial-plan control across SIP trunks, FoIP (HylaFAX over IP stacks) pairs HylaFAX job queue management with FoIP gateway translation for IP-based fax transport, and HylaFAX provides classic fax routing with modem or T.38 delivery options.
How to Choose the Right Fax Server Software
Pick the tool that matches your integration target first, then validate that its routing and admin model matches how your team works.
Start with your telecom integration path
If your phone edge is built around a Fritz!Box device, choose FritzBox Fax because it focuses on fax routing and server-style inbound and outbound processing directly tied to Fritz!Box. If your team already standardizes on RingCentral UC, choose RingCentral Fax to keep fax user management and routing inside the same centralized administrative environment used for phone and messaging.
Validate inbound and outbound routing coverage for your workflow
Confirm you need both inbound receiving and outbound sending through the same system before committing. FaxLogic is built for centralized inbound and outbound fax handling with organized fax storage and retrieval, while Sfax emphasizes hosted fax server routing that delivers faxes into email-ready document workflows for both directions.
Match administration style to your operations model
Choose web administration when your team wants to avoid local fax client dependencies. FaxLogic offers web-based fax server administration for centralized routing, while eFax Corporate emphasizes centralized admin controls for multiple corporate users and tracks fax activity across departments.
Decide between SaaS-like managed delivery and self-hosted telephony control
Use hosted or cloud-style fax delivery when you want to avoid managing fax modems and local server queues. Sfax and FaxLogic deliver hosted fax server workflows without requiring on-prem fax modem management, while HylaFAX and Asterisk fit environments that already run Linux and want configurable fax behavior through queues, dial-plan logic, and telephony interfaces.
Plan for configuration complexity based on your chosen architecture
Expect setup work when routing rules require networking and fax routing knowledge in self-managed deployments. FritzBox Fax can require networking and fax routing knowledge to configure, and FoIP paired with HylaFAX over IP stacks requires manual networking and fax routing configuration for IP fax transport.
Who Needs Fax Server Software?
Fax server software fits organizations that must send and receive faxes reliably without relying on ad-hoc manual forwarding.
Fritz!Box-centric teams that need fax automation across users and destinations
FritzBox Fax is the best match because it is designed for Fritz!Box environments and provides server-style inbound and outbound fax processing for small teams. It centralizes fax handling so teams do not manage routing per endpoint.
Office teams that want a web console for fax routing, archiving, and retrieval
FaxLogic fits teams that need centralized inbound and outbound fax handling with web-based administration. It also supports organized fax storage and retrieval in one system and adds role-based access for controlling who can view or resend faxes.
Organizations using RingCentral UC or Nextiva for unified communications
RingCentral Fax is built to integrate fax sending and receiving into the RingCentral unified communications suite with unified admin management for fax users alongside phone and messaging services. Nextiva Fax similarly centralizes fax workflows in the Nextiva communications and user management environment for businesses standardizing on Nextiva.
IT teams running 3CX, Asterisk, or Linux fax infrastructure that wants extension or dial-plan routing control
3CX Fax Server supports extension-based fax routing tied to the 3CX phone system workflow and centralized monitoring inside the 3CX admin interface. Asterisk enables custom fax flows using dial-plan logic through SIP trunks, and HylaFAX plus FoIP (HylaFAX over IP stacks) supports Linux-based fax routing with job queues and IP transport translation for organizations that prefer self-hosted control.
Common Mistakes to Avoid
Common failures come from choosing a tool that does not match your telephony architecture or from underestimating configuration needs.
Picking a fax server that does not match your existing telephony environment
FritzBox Fax can limit fit when your telecom access is not centered on a Fritz!Box device because its design focuses on Fritz!Box integration for fax routing. RingCentral Fax and Nextiva Fax similarly depend on the surrounding UC service configuration, so choosing them without those environments leads to wasted setup effort.
Relying on a hosted fax workflow that does not fit your document-handling expectations
If your operations depend on email-ready fax outputs, prioritize Sfax and HylaFAX because both deliver faxes into email-friendly workflows. If you need deep fax-specific workflow customization, tools like eFax Corporate and Sfax can feel limited compared with dedicated fax routing platforms.
Underestimating configuration complexity for self-hosted IP fax transport
FoIP paired with HylaFAX over IP stacks requires manual networking and fax routing configuration, and that complexity increases when troubleshooting IP paths and codecs. HylaFAX also depends on correct channel, device, and log-based troubleshooting for reliable operation.
Assuming advanced reporting and auditing will be available in every option
FritzBox Fax reports less deep advanced admin auditing compared with full enterprise fax platforms, and HylaFAX provides minimal reporting and UI capabilities. If your team needs deep visibility, choose a tool that centers operational management in a modern admin experience like FaxLogic or centralized corporate administration like eFax Corporate.
How We Selected and Ranked These Tools
We evaluated these fax server options across overall capability, feature depth, ease of use, and value for day-to-day fax operations. We weighted how well each tool supports both inbound and outbound fax routing plus how centralized its administration feels for teams managing multiple users. FritzBox Fax rose to the top because its FRITZ!Box integration enables fax routing and server-style inbound and outbound processing in a way that reduces manual fax handling. Lower-ranked tools typically exposed more operational complexity through self-hosted configuration steps or limited fax-specific management UI compared with centralized web or unified admin approaches.
Frequently Asked Questions About Fax Server Software
Which fax server option works best if my telecom path already uses a Fritz!Box device?
FritzBox Fax is the best fit when your fax workflow is anchored to a Fritz!Box because it provides server-style inbound and outbound fax handling integrated with Fritz!Box routing. FaxLogic also centralizes routing, but it is web-admin focused and not tied to Fritz!Box hardware.
How do I centralize fax sending and receiving across multiple users without installing a fax client on every endpoint?
FaxLogic provides centralized fax routing with web-based administration so teams can manage inbound and outbound faxes from one system. eFax Corporate uses a hosted fax server model with centralized user management, which reduces per-endpoint setup for corporate departments.
What choice fits teams that want fax delivery to land in email-ready documents and archives?
Sfax routes incoming and outgoing faxes through a hosted server workflow that supports email and document-based delivery. HylaFAX emphasizes fax-to-email and email-to-fax workflows with controlled spool queues, while FaxLogic adds archiving and retrieval inside a single web-managed system.
If we already run RingCentral for calls and messaging, which fax server should we align with the same administration environment?
RingCentral Fax is built to fit inside the RingCentral unified communications suite, with fax delivery managed alongside phone and messaging administration. Nextiva Fax targets the same approach by centralizing fax workflows inside the Nextiva unified communications stack.
Which fax server integrates most naturally with a SIP PBX workflow using extensions for routing?
3CX Fax Server integrates faxing into the 3CX phone system stack so faxes route to extensions using centralized PBX workflows. Asterisk achieves similar control by routing fax traffic through SIP trunk dial-plan logic and telephony applications rather than a dedicated fax portal.
We need fax transport over IP rather than analog phone lines. Which tool supports that model?
FoIP (HylaFAX over IP stacks) is designed to carry traditional fax traffic over IP by pairing a HylaFAX server with FoIP gateways that translate VoIP-style streams into fax-modem behavior. HylaFAX still handles fax queueing and routing, but FoIP adds the IP-to-fax transport layer.
Where can administrators troubleshoot failed fax jobs when the dashboard is not the primary interface?
HylaFAX relies on configuration files, service management, and log-based troubleshooting tied to its persistent spool control. FoIP deployments also depend on HylaFAX-side job queues and gateway translation behavior, so logs and queue status are key to isolating failures.
Which option is best for reliable automation when we need stable queue management and inbound processing?
HylaFAX is built around fax queueing, routing, and persistent spool control, which makes automation-friendly processing predictable on Linux systems. FaxLogic also focuses on reliable transmission and centralized inbound processing, but it is oriented around web-admin management rather than spool-level operation.
How should we choose between hosted fax delivery and an on-prem Linux fax stack?
eFax Corporate and Sfax both use hosted fax server approaches that reduce on-prem infrastructure by routing fax activity through managed services. If you want control of queue behavior on Linux with email-to-fax and fax-to-email workflows, HylaFAX and FoIP with HylaFAX over IP stacks provide that on-prem model.
Tools reviewed
Referenced in the comparison table and product reviews above.
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