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Our company was founded on two guiding principles:

  • Sell a high quality product
  • Back that product up with exceptional technical support and customer service

In other words, we don’t just support the product... support IS the product.

Popular Articles


  • SIP ALG Many routers, firewalls and even some modems come with a feature called SIP ALG that modifies SIP packets as they pass through the networking device. This feature should in theory make it easier for SIP calls to work through N...

  • SIP ALG Many routers, firewalls and even some modems come with a feature called SIP ALG that modifies SIP packets as they pass through the networking device. This feature should in theory make it easier for SIP calls to work through N...

  • Outbound Calls We allow outbound calls to all 50 US states, Canada, and Puerto Rico. Notably, this does not include any other countries/territories that follow the 1+10-digit dialing format, also known as the North American Numbering ...

  • FaxTalk FaxTalk A full-featured computer fax software and answering machine software FaxTalk offers three Windows-based T.38-enabled fax server products: FaxTalk Fax Center Pro, FaxTalk Multiline Server, and FaxTalk Messenger ...

  • AudioCodes' MediaPack 11x series of Analog VoIP Gateways are cost-effective, stand-alone VoIP gateways that provide superior voice technology for connecting legacy telephones, fax machines and PBX systems with IP telephony ...

  • Toshiba's line of IP Fax-capable e-STUDIO fax machines can send faxes natively using the T.38 protocol, so no traditional phone wiring or analog gateway is necessary. Pictured is a Toshiba e-STUDIO2510AC. Related Links: Manufact...

  • All of the ATAs listed in our interop guides have passed our QA tests, but here are three popular two-port models with comparable capabilities: Grandstream HT812 Polycom OBi302 Cisco ATA192-MPP

  • The Cisco SPA122 is one of Cisco’s most widely deployed ATAs. It has two FXS ports, a 100BaseT WAN network interface, and a 100BaseT LAN network interface. Related Links: Manufacturer's Website Firmware Updates E...

  • The Cisco SPA112 is one of Cisco’s most widely deployed ATAs. It has two FXS ports and a single 100BaseT WAN network interface (no router). Related Links: Manufacturer's Website Firmware Updates EOL NOTICE: As of...

  • The Cisco ATA192-MPP is the next generation of the EOLed SPA122 ATA, one of Cisco’s most widely deployed ATAs. It has two FXS ports, a WAN network interface, and a 100BaseT LAN network interface. Related Links: Manufacturer's We...

T.38 Rescue