TX-20

Product Overview

TX-20 is an IP telephony system, used to help small and medium-sized enterprises establish a convenient and high-efficient communication way.

As a converged platform offering diverse connectivity to all networks like FXS and VoIP/SIP, supporting up to 20 users with 24 concurrent calls. TX-20 allows businesses take advantage of state-of-art technology and enterprise class features.

TX-20 supports VPN, encryption and security strategies, and thus ensures secure communication. It can be widely used in small and medium-sized call centers, enterprise branches to improve work efficiency and save communication cost.

Key Features

Built-in analog-gateway modules and storage for recording, FoIP and voicemail
Supports Maximum 24 IP Trunks
Headquarters and branch-office communications through SIP-based tie trunks
Mobile extensions keep you connected anywhere and anytime
Enriched with features like Click to Call, CDR and Call recording
XML/HTTP-based RESTful API for third-party applications
Cloud based management
Supports Element Management Systems (TR-069,SNMP)
Add-on middleware for hospitality applications
Peer-to-peer communication between IP-PBX and SIP terminals across NAT without the need for static IP addresses,DDNS or port mapping on the access route

Datasheet Get Quote

Protocol Support

Call Control

SIP/UDP,SIP/TCP(RFC3261),IMS(3GPP),MGCP(3435)

Network

Telnet, SSH, HTTP, HTTPS, DHCP/PPPoE client,

DNS(A/SRV record), STUN, OpenVPN client, 802.1X

Media Processing

Caller Id Bellcore Type 1&2, ETSI, BT, NTT, and
DTMF-based CID

Codec G.711 (a/μ), G.729a, G.722.2, G.722

DTMF In-band audio, RFC2833, SIP-INFO

Hook-Flash Local processing, RFC2833, SIP-INFO

FoIP T.38, G.711 pass-through T.38 compliant

Group 3 Fax Relay Maximum fax rate of

33,600 bps (T.38)

Disconnect Modes Polarity reversal, Busy tone

detection, Loop current

Voice Quality Echo cancellation (G.168-2004), Jitter
buffer, Silence suppression (VAD,

CNG), PLC

Environmental

CPU: Dual Core, 880MHz
RAM:256 MB
Flash:16 MB , Internal USB Flash drive 16GB
DC Power input: 12 VDC/1.5A
Power Consumption 9 W
Operating Temperature. 0 ℃~ 40 ℃
Storage Temperature: -40 ℃~70 ℃

Humidity: 10%-90% Non-Condensing
Mounting Desktop/Rack
Unit Weight: 0.72kg

Add-ons

Support NAT traversal, Uniform dial plan, Call forward, Call transfer. Outbound trunk sharing, Three-way calling, Attendant on remote site.
QoS: DiffServ, TOS, 802.1p/Q VLAN tagging
Local recording, Voicemail, Customer information, User-uploaded IVR Files

Voice

Auto Attendant, Multilevel IVR, Queue, DID

Speed dial, Outgoing route selection, Least cost

routing, Automatic route selection

Call transfer, Call forward, Do not disturb, Barge,

Silent monitoring, Simplified DISA

Call recording (total, on demand)

MWI (polarity reversed, FSK, high voltage)

IMS, Multiple SIP servers, Skype Connect

Busy Lamp Field

Security

User definable ports for signaling and RTP, HTTP

and HTTPS

Access Control List White listing and Black listing

Prohibition on outgoing dialing by IP extensions
on public network, User-Agent authentication,
Registration password cracking protection

Web GUI Login protection

Encrypted Password / PIN

Three level of Security settings

Provisioning, Administration and Maintenance

TRo69 Management (TR069,TR-104,TR-106), SNMP
API (XML/HTTP)
Auto Provisioning via FTP/TFTP/HTTP/HTTPS, DHCP option 66, redirection
8-level log management, Syslog, Internal USB flash drive (16 GB)
Port capture, Packet capture for data capture
Bulk import/export, Factory default resetting
Call status and history, Device status monitoring and statistics collection
Status performance monitoring or reporting.Status/performance alarms
Voicemail to Email

Data Sheet