Yeastar TA-Series FXS/FXO VoIP gateways


TA Series FXS VoIP Gateway

Cutting-edge products for small and medium enterprises that wish to integrate a traditional phone system into any IP-based system


  1. 4/8/16/24/32 FXS ports or 4/8/16 FXO ports
  2. Advanced and flexible calling rules
  3. Reliable fax performance with T.38
  4. High-quality voice compression with industry standard codecs
  5. Line echo cancellation for 8, 16, 32, 64 or 128 ms echo delays
  6. Support various methods to light up the Message Waiting Indicator
  7. Web-based GUI for easy configuration and management
  8. Manage customer-premised gateway remotely and securely
  9. Interoperable with a wide range of legacy and IP equipment
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Key Features

  1. 3-way Conference
  2. Attack Alert
  3. Auto Provisioning with Yeastar IP-PBX
  4. Blind Transfer
  5. Caller ID Display
  6. Call Waiting
  7. Firewall
  8. Hotline
  9. IP Blocklist
  10. Nat Traversal
  11. Radius Accounting & Login
  12. Speed Dial
  13. TR-069
  14. Web-based Management
  15. API
  16. Attended Transfer
  17. Backup and Restore
  18. Call Detail Records
  19. Call Forward (Always, Busy, No Answer)
  20. Do Not Disturb
  21. Firmware Upgrade by HTTP/TFTP
  22. Hunting Groups
  23. MWI (FSK, Neon, Polarity Reversal)
  24. Packet Capture Tool
  25. SNMP
  26. System Logs
  27. Voice Menu for Basic Configuration
  28. Remote Management


Connect Legacy PBX with SIP Trunkings

TA series immediately connects legacy equipment to cost-saving SIP trunkings. You could also connect analog phones and fax machines to SIP trunkings with TA series. Besides preserving investment on legacy equipment, enterprises could also utilize the benefit of VoIP easily and conveniently.

Yeastar TA400/800
Yeastar TA400/800

Integration with Legacy PBX

Integrate your legacy PBX with IP PBX and SIP trunking to utilize the benefit of VoIP easily and achieve cost-effective communication.


Now it’s the time for VoIP

Legacy PBX can’t keep up

VoIP is rapidly becoming the standard for business communications worldwide whereas there is still need to connect their legacy PBX to the new IP-PBX, before dismantling such older systems.

Older endpoints like fax machines still cannot work reliably through a pure VoIP network, and there may also be instances where it is more cost-effective to use analog telephones rather than respectively expensive IP phones. Fortunately, Yeastar P-Series PBX System, S-Series VoIP PBX, and TA Analog VoIP Gateway are here to help.

Benefits of Integrating Legacy PBX to VoIP

Capitalize on Existing Equipment

Yeastar PBX System helps preserve your current investments when you migrate to VoIP. You can enjoy the benefits of VoIP without completely phasing out the traditional PBX

Add More Extensions

With Yeastar VoIP PBX system, you will have greater flexibility to add new users, expand system capacity, and adapt to fluctuating communications needs.

Flexible Network Choices

With the flexible modular design, you can not only remain existing PSTN lines, but also expand VoIP/SIP lines, PRI circuits, GSM Trunks or a combination of them all.

Reduced Communications Costs

Seamless integration of multiple networks offers route selection to ensure each outgoing call at minimal fees. Particularly, long distance charges will be greatly reduced thanks to VoIP.

Powerful Telephony Feature; Both basic call handing features and advance call management features, like IVR, call transfer, queue, conferencing, and so on, comes with no extra costs.

Easy Installation and Management

Yeastar PBX System provides FXS and FXO ports for easy connection to traditional PBX without complicated configuration. You can access our PBX through an intuitive web GUI.

VoIP Enabling the Hotels with TA

TA series connect existing analog guest phones to the VoIP network that delivers guest communications with crystal clear voice call, MWI (Message Waiting Indicator) support. For hotels that wish to keep the existing hotel phones, introducing TA FXS Gateway would be a cost-effective and trouble-free solution.

Yeastar TA400/800
Yeastar TA400/800

Solution for Hotel Phone System

Making an all-around improvement to hotel communications infrastructure

Empower effective hotel businesses

Intense competition in the hotel industry drives hoteliers to pursue the high efficiency of communications and information management systems. Advanced and specialized communication solution not only facilitates hotel operations but also ensures high-quality guest experience and nourishes guest loyalty. Integrating IP communications is an indispensable aspect. With the IP communications system, guests can enjoy voice and video communications at a low expense while hotel staff collaboration is also enhanced.

The full scope of the hospitality solution includes powerful S-Series VoIP PBX or K2 IP PBX as the server, TA FXS Gateway as the bridge between VoIP and hotel analog phones, open API for PMS integration, and a wide range of compatible hotel phones for the front desk, rooms, and back office.

Typical features a modern hotel phone system should deliver

Perfect Integration

The strong compatibility of the Yeastar solution ensures easy and fast networking with existing hotel equipment without completely phasing out the traditional PBX.

Streamlined Hotel Management

PMS integration with the hotel phone system helps hoteliers streamline operations, unleash manpower, retain client data, and have timely records – easy check-in and check-out, switch room status, etc.

Guaranteed Guest Experience

Hotel staff can provide customized room services according to guests’ personal needs – schedule wake-up calls, switch to Do Not Disturb, and so on, with no extra costs.

Improved Staff Efficiency

The robust UC capacity of our solution empowers hotel staff with great mobility. Any hotel workers – concierge, housekeeping, and operators, can be seamlessly connected while on the move.

Reduced Operation Costs

Internal calls are free of charge for they are directly routing from the hotel phone system without incurring extra fees, especially expensive long-distance tolls.

Emergency Solution

Our dual-PBX Hot Standby, 4G LTE failover trunk, Auto-Backup and Restore are ready 24/7 to minimize business downtime. The Emergency Number can also help address “customer emergency” which allows the call to go at any time and trigger a notification.

Key benefits you will enjoy

  • Scalability and compatibility of the system
  • Respond to customer inquiries and reservation immediately and professionally
  • Convenient management and maintenance
  • Generate revenue by charging telephone calls, conferencing, video conferencing, etc
  • Great mobility for hotel employees
  • Compatible with your hotel phones from reception desk, guest rooms, back office, etc

Analog Extensions for IP-PBX

By connecting analog phones and fax machines directly to the FXS ports of TA series gateways, or TA series analog telephony adapters, analog phones are enabled to work as extensions of the IP-PBX. Without additional investment on expensive IP phones, enterprises could access VoIP networks with the cheap analog phones.




Yeastar TA400/800
Yeastar TA400/800

Analog Extensions for IP-PBX

Yeastar TA FXS VoIP Gateway migrates legacy equipment to IP system with minimal investment and disruption.

Integrate Legacy Devices to VoIP

For enterprises that want to evolve their communication infrastructures into a SIP environment, they often find it hard to ditch their legacy equipment. For hotels and enterprises with a large number of analog phones, it is not cost-saving to replace every one of them with IP phones all at once. And sometimes fax machines, postage machines, alarm systems do not function reliably over VoIP networks. In this case, you could integrate legacy equipment to the local IP system to bridge the gaps and bring the true benefits of VoIP.

Yeastar TA Series FXS VoIP Gateway connects your analog endpoints to your IP-PBX System seamlessly. Your analog endpoints will work as extensions of your IP-PBX System and utilize the IP-PBX functionalities cost-effectively.

Seamless Connectivity for Legacy Devices

Yeastar TA FXS Gateways not only provide seamless Analog-VoIP connectivity but feature a robust suite of enterprise-grade functionalities for your ease of use.

Telephony Functionalities

Support 3-way Conference, Call Transfer, Distinctive Ringtone, Flexible Dialing Plan and more.

Fax Over IP

Support T.38 Fax for creating Fax-over-IP and enable reliable fax performance.

Excellent Interoperability

Interoperable with a broad list of softswitch, analog PBX systems, and SIP-based environments.

Easy Provisioning

Simple and intuitive Web-based interface make configuration point-and-clicks away.

Encryption Security

Support TLS, SRTP, and HTTPS security encryption technology to protect your calls.

Remote Management

Centrally monitor, manage, and configure remote gateways with Yeastar Remote Management.

Benefits for Your Customers

  • Preserve investment on existing analog phones, speakerphones, fax machines, and legacy PBX.
  • Cut communications costs with low-cost VoIP and long-distance calls
  • Connect remote analog phones with headquarter phone system
  • Migrate to VoIP at your own pace and in the most budget-friendly way
  • Applicable to hosted IP-PBX solution, IP-Based UC platform, or a VoIP Contact Center


A robust feature set that fulfills your various needs and cuts communication cost


Simple and intuitive Web-based configuration saves you loads of time


Stable with advanced hardware and software architecture


Interoperable with a broad list of softswitch, PBX, and IP-PBX like Yeastar, Elastix and Lync Server

Yeastar TA Series Analog VoIP Gateways

Yeastar TA Analog VoIP Gateways are cutting-edge products that connect legacy telephones, fax machines and PBX systems with IP telephony networks and IP-based PBX systems. Featuring rich functionalities and easy configuration, TA is ideal for small and medium enterprises that wish to integrate a traditional phone system into IP-based system. TA helps them to preserve previous investment on legacy telephone system and reduce communication costs significantly with the true benefits of VoIP.


TA400/TA800 TA1600/TA2400/TA3200 TA410/TA810 TA1610
Ports 4/8 FXS Ports 16/24/32 FXS Ports 4/8 FXO Ports 16 FXO Ports
Telephony Interfaces RJ11 RJ11 and RJ21 50-pin
Telco Connectors
RJ11 RJ11 and RJ21 50-pin
Telco Connectors
WAN N/A 1 10/100Mbps  N/A 1 10/100Mbps
LAN  1 10/100Mbps
Indicators Ports Status and Activity LEDs
Media Processing
Protocol SIP (RFC3261), IAX2
Transport  UDP, TCP, TLS, SRTP
Codec G.711 (alaw/ulaw), G.722, G.723, G.726, G.729A/B, GSM, ADPCM
Voice Capability  ITU-T G.168 LEC Echo Cancellation, Dynamic Jitter Buffer, PLC
DTMF Mode  RFC2833, SIP Info, In-band
Fax T.38 and Pass-through T.30
QoS  DiffServ, ToS, 802.1 P/Q VLAN tagging
Telephony Features
Call Handling 3-way Conference, Attended and Blind Transfer, Call Forward, Caller ID Display, Call Waiting, CDR, Direct Caller ID Calling, Distinctive Ringtone, Do Not Disturb, Flexible Dialing Plan, Hunting Groups, Hotline, MWI, Speed Dial Programmable AC Impedance, Hangup Detection, Answer Detection, Caller ID Detection
Security/ IP Services
Firewall Built-in Firewall, IP Blocklist, Attack Alert
Network DHCP, DDNS, OpenVPN, Static Route, VLAN
Nat Traversal Static NAT, STUN
Network Protocol  FTP, TFTP, HTTP, HTTPS, SSH
Protocol  SNMP, RADIUS, TR-069 TR-069 TR-069
Provisioning Web GUI, Auto Provisioning, Backup and Restore, Firmware Upgrade by HTTP/TFTP
Configuration Remote Management*, Packet Capture, System Logs, Voice Menu for FXS Gateways Basic Configuration, API
Signaling  FXS Loop Start, FXS Kewl Start FXO Loop Start, FXO Kewl Start
Caller ID  BELL202, ETSI (V23), NTT (V23-Japan), and DTMF-based CID
Disconnect Methods Busy Tone, Polarity Reversal
Short & Long Haul  3REN, up to 1.5 km on 24 AWG wire
Power 12V, 1A AC 100-240V (12V 5.5A) 12V, 1A AC 100-240V
(12V 5.5A)
(L × W × H) (mm)
200 × 137 × 25 440 × 250 × 44 200 × 137 ×25 440 × 250 × 44
Operation Temperature 0°C to 40°C, 32°F to 104°F
Storage Temperature  -20°C to 65°C, -4°F to 149°F
Humidity 10-90% non-condensing
Mounting Desktop, Wall-mount Desktop,
Desktop, Wall-mount Desktop, Rack-mount
Soft switch and IP-PBX Interoperable with a wide range of IPPBX and softswitches


Additional information

Dimensions 200 × 137 × 25 cm

TA400 4 FXS ports gateway, TA800 8 FXS ports gateway, TA1600 16 FXS ports gateway, TA2400 24 FXS ports gateway, TA3200 32 FXS ports gateway, TA410 4 FXO ports gateway, TA810 8 FXO ports gateway, TA1610 16 FXO ports gateway


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