NetBorder Express is a full-fledged VoIP Gateway delivered as a software application
- PSTN termination (Analog FXO/FXS, ISDN/BRI/PRI)
- SIP termination
- DTMF over RTP
- T.38 Fax relay
NetBorder Express software, together with Sangoma’s computer telephony boards and an off-the-shelf server, is a complete SIP-compliant VoIP Media Gateway. Package it on the same server with another application such as a PBX , and deliver an extremely flexible and cost effective solution that can interface to the PSTN and is SIP-enabled devices, without the need for external gateways.
Compatible with Analog FXO and FXS, MFC/R2, ISDN BRI and PRI telephony interfaces, NetBorder Express can scale from 2 to 480 simultaneous calls, providing excellent value and flexibility.

NetBorder Express reduces deployment time, complexity and cost for next generation network application deployments. It provides a readymade interface between the PSTN and SIP-enabled devices and applications such as IP private branch exchanges (PBXs), speech enabled interactive voice response (IVR) systems, conferencing servers, contact centers or trunking gateways.
NetBorder Express software is licensed via a simple online process. You can download a free SOHO version, which is full-featured for up to 12 ports. If you need more than 12 ports, a commercial license is required. Sangoma telephony hardware must be purchased separately.
Use Cases
VoIP Media Gateway Solutions for snom
Sangoma and snom are long standing partners that integrate optimally with one another. The Sangoma NetBorder Express TDM to SIP Media Gateway is a software application that leverages off-the-shelf computer and Sangoma’s Telephony Hardware boards into a fully featured Media Gateway. Compatible with Analog FXO and FXS, MFC/R2, ISDN BRI and PRI telephony interfaces, NetBorder [...]
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Sangoma and 3CX have a long established partnership that ensures the tight integration of any of our Media Gateway Products with a 3CX System. Whether you choose to implement NetBorder Express Gateway Software running co-resident on your 3CX server or one of our Vega VoIP Gateway, you can be assured that both Sangoma and 3CX are committed to [...]
Read MoreNetBorder Software for Microsoft Lync
Sangoma NetBorder Express Media Gateway is a software application that runs Sangoma telephony hardware boards. This unique approach by Sangoma enables a very tight level of integration between our media gateway and Lync. You can have NetBorder Express be co-resident on the same PC asMicrosoft Lync components offering significant reduction in costs. The NetBorder Express [...]
Read MoreNetBorder Express is a full-fledged VoIP Gateway delivered as a software application. NetBorder Express version 4.1 support the following:
PSTN protocol termination:
- Analog FXO/FXS (with A200 or B600 hardware)
- ISDN PRI (with A100 hardware)
- North American variants
- EuroISDN
- Japan variant (INS1500)
- ISDN BRI (with A500 or B500 or B700 hardware)
- point-to-point variant
- point-to-multipoint variant
- MFC/R2 (with A100 hardware)
- Capacity from 2 to 480 channels of simultaneous calls per system
VoIP protocol termination:
- TCP or UDP
- SIP Control Protocol per RFC 3261
- RTP/RTCP per RFC 3550/3551
Security
- TLS per RFC 5246
- SRTP per RFC 3711
- HTTP Digest authentication
Media Processing
- G.168-2002 Echo Cancellation with hardware option
- DTMF over RTP per RFC 2833. International and custom tone detection and generation
- Voice Activity Detection and Comfort Noise Generation (VAD/CNG)
- T.38 Fax relay
Software License
- Default SOHO license available for download for up to 12 ports
- Commercial software licenses required above 12 ports
- 25 digits license ID provided upon purchase
- License ID and Server MAC address required for Web registration and download of software
- License file host locked
Application Compatibility:
- Elastix
- Microsoft Lync
- 3CX
- SnomOne
- Voxeo
- Genesys SIP Server
- Denwa
- Any other standard SIP application
Compatible Sangoma Hardware:
- Analog FXO and FXS
- A200D, A200DE
- B600D, B600DE
- ISDN BRI
- A500D, A500DE
- B700D, B700DE
- MFC/R2
- A101D, A101DE, A102D, A102DE, A104D, A104DE, A108D, A108DE
- ISDN PRI
- A101D, A101DE, A102D, A102DE, A104D, A104DE, A108D, A108DE
- Notes:
- Hardware must be purchased separately
- Hardware echo cancellation option is mandatory for NetBorder Express
- NetBorder Express software installs compatible board drivers automatically. There is no need to obtain board drivers separately
- Each specific NetBorder Express software version is tested against a specific version of the firmware that comes loaded on Sangoma hardware. It may be required to upgrade the firmware of the boards at installation time. At installation time, NetBorder notifies the administrator and provides instructions to perform this step
- Consult NetBorder Express Release Notes for more details
Management and Configuration
- Web Server
- Web Services API
- Configuration files for easy integration into OEM applications
- SNMP DS0, DS1 and Call Stats MIBS
- Contextual Help Menus
- Extensive Logging
- Automatic Board Discovery
- Open Protocol Translation and XML based routing rules
- Configurable ISDN PRI to SIP Mapping per RFC 3398
- Smart Update
- Automatic IP-PBX Provisionning
Operating System Support
- Microsoft Windows XP 32 bits
- Microsoft Windows 2003 Server 32 bits
- Microsoft Windows 7 32 & 64 bits
- Microsoft Windows 2008 Server 32 & 64 bits
- Linux CentOS 5.5 32 bits
Minimum Server Specs
- Intel or AMD processors
- Dual Core processor or later
- 1 GB of RAM or better
Download NetBorder Express
Download NetBorder Express FREE SOHO Version
The SOHO version works for up to 12 calls. If you need more than 12 ports, the commercial version unlocks thesoftware to support more calls. Other than this port limit, there is absolutely no difference between the versions, it’s the same software.
NetBorder SOHO for Linux NetBorder SOHO for WindowsDownload NetBorder Express Commercial Version
For Windows
Download Commercial version (installation ID required)
For Linux
Ordering Information
NetBorder Express is sold as software only. Compatible Sangoma computer telephony hardware must be purchased separately.
| SKU | Description |
|---|---|
| NBESOHO | Up to 12 calls (free to download) |
| NBE016A | Up to 16 calls (up to 16 analog or 8 BRI) |
| NBE030A | Up to 30 calls (or up to 1 T1/E1) |
| NBE060A | Up to 60 calls (or up to 2 T1/E1) |
| NBE120A | Up to 120 calls (or up to 4 T1/E1) |
| NBE240A | Up to 240 calls (or up to 8 T1/E1) |
| NBE360A | Up to 360 calls (or up to 12 T1/E1) |
| NBE480A | Up to 480 calls (or up to 16 T1/E1) |
| NBE-compatible Sangoma Board | SKU |
|---|---|
| A200 with H/W echo | A200XXD or A200XXDE |
| A101 with H/W echo | A101D or A102DE |
| A102 with H/W echo | A102D or A102DE |
| A104 with H/W echo | A104D or A104DE |
| A108 with H/W echo | A108D or A108DE |
| A500 with H/W echo | A50XD or A50XDE |
| B600 with H/W echo | B600D or B600DE |
| B700 with H/W echo | B7XXXD or B7XXXDE |
To become an authorized Empowered by Sangoma channel partner, please visit http://www.sangoma.com/partners.
To purchase now, Contact an Empowered by Sangoma Distributor, Reseller, or Solution Partner near you. Look for the Empowered by Sangoma Logo.
White Papers
Effectively Bridging Lync and Legacy Communication Nodes in a Mixed Environment
Support Documents
NetBorder Express SIP to TDM
Compatible Hardware
NetBorder Express is sold as software only. Compatible Sangoma computer telephony hardware must be purchased separately.
| NBE-compatible Sangoma Board | |
|---|---|
| A200 with H/W echo | ![]() |
| A101 with H/W echo | ![]() |
| A102 with H/W echo | ![]() |
| A104 with H/W echo | ![]() |
| A108 with H/W echo | ![]() |
| A500 with H/W echo | ![]() |
| B600 with H/W echo | ![]() |
| B700 with H/W echo | B7XXXD or B7XXXDE |












