TE Series E1/T1/PRI
VoIP Gateway

Offer SMBs cost effective additions to a legacy telephone system to bring the true benefits of VoIP

Software configurable E1/T1/J1 ports

Up to 60 simultaneous VoIP to ISDN calls

Cost-effective call routing

Connect existing ISDN PBX to VoIP

Connect VoIP-only system to ISDN

Connect multiple PABX at different sites



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



Easy-to-navigate GUI and simple installation saves you loads of time



Stable with advanced hardware and software architecture



Compatible with various ISDN PBX, IP-PBX, and softswitch. Interoperable with Yeastar, Elastix
and Lync Server

Models TE100 TE200
E1/T1/J1 Ports (Support PRI, E&M) 1 2
Protocol SIP (RFC3261)
Transport Protocol UDP, TCP, TLS, SRTP
Codec G.711 (alaw/ulaw), G.722, G.726, G.729A, GSM, ADPCM, Speex
Echo Cancellation ITU-T G.168 LEC Echo Cancellation, Dynamic Jitter Buffer
DTMF Mode RFC2833, SIP Info, In-band
Network DDNS, Firewall, PPPoE, Static IP, QoS, Static Route
Network Protocol FTP, TFTP, HTTP, SSH
PRI switch types Euro ISDN, nation, Q.SIG
Caller ID BELL202, ETSI (V23), NTT (V23-Japan), and DTMF-based CID
LAN 1 10/100/1000Mbps
WAN 1 10/100/1000Mbps
Power Supply AC 100-240V (12V 2A)
Dimensions (L × W × H) (mm) 213 x 160 x 44
Operation Range 0°C to 40°C, 32°F to 104°F;
Storage Range -20°C to 65°C, -4°F to 149°F
Humidity 10-90% non-condensing

Key Features

  • Blocklist
  • Call Duration Limitation
  • Caller ID Prefix
  • Call Routing Rules
  • E1/T1/J1 Diagnostics
  • Firmware Upgrade by HTTP/TFTP
  • NAT Traversal
  • T.38 fax
  • SIP Trunk Support
  • SIP Registrar for IP phones
  • Web-based Configuration
  • Call Detail Record (CDR)
  • Caller ID
  • Configure backup/restore
  • Custom Prompts
  • Firewall
  • IP Blocklist
  • Packet Capture Tool
  • Trunk Group
  • SIP Peer Mode
  • System Logs
  • More Information in Datasheet


E1/T1/PRI Lines for IP-PBX

TE Series PRI VoIP Gateway provides an easy and trustworthy conjunction of IP-based system and E1/T1/PRI line. It is suitable when the local IP telephony network is constructed gradually in an institution that already has a legacy E1/T1/PRI network. Any SIP-based VoIP infrastructure, including IP-PBX, hosted IP-PBX, VoIP call center could benefit from this conjunction.



Connect Legacy Equipment to VoIP

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


Grow together with Yeastar.

Bring real results to your customers.

Become a Partner