China Low Density E1T1 Digital VoIP Gateway Model JSLTG1000 Factory and Manufacturer

Low Density E1T1 Digital VoIP Gateway Model JSLTG1000

Short Description:

JSLTG1000 series E1/T1 Digital VoIP Gateways with 1/2 ports E1/T1 is a compact and cost-effective trunk gateway designed to interconnect between PSTN and IP networks. With powerful hardware design, JSLTG1000 series has comprehensive PSTN access capabilities as well as SIP to SIP interworking features that enables the interconnection between all these elements.
JSLTG1000 series trunk gateway with high-efficient design and strong DSP processor ensures high-performance of the interconversion of PCM voice signal and IP packets, even when the gateways are fully loaded. JSLTG1000 is interoperable with mainstream VoIP platforms, and is compatible with PSTN network with digital trunk interfaces based on our years’ experiences on ISDN PRI / SS7 / R2 MFC.

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Product Detail

Product Tags

JSLTG1000

Product Fetures

•1/2 E1s/T1s, RJ48 interface

•Codecs:G.711a/μ law,G.723.1, G.729A/B, iLBC 13k/15k,AMR

•Dual Power Supplies

•Silence Suppression

•2 GE

•Comfort Noise

•SIP v2.0

•Voice Activity Detection

•SIP-T,RFC3372, RFC3204, RFC3398

•Echo Cancellation (G.168),with up to 128ms

•SIP Trunk Work Mode: Peer/Access

•Adaptive Dynamic Buffer

•SIP/IMS Registration :with up to 256 SIP Accounts

•Voice, Fax Gain Control

•NAT: Dynamic NAT, Rport

•FAX:T.38 and Pass-through

•Flexible Route Methods: PSTN-PSTN, PSTN-IP, IP-PSTN

•Support Modem/POS

•Intelligent Routing Rules

•DTMF Mode: RFC2833/SIP Info/In-band

•Call Routing base on Time

•Clear Channel/Clear Mode

•Call Routing base on Caller/Called Prefixes

•ISDN PRI, Q.sig

•256 Route Rules for each Direction

•Signal 7/SS7: ITU-T, ANSI, ITU-CHINA, MTP1/MTP2/MTP3, TUP/ISUP

•Caller and Called Number Manipulation

•R2 MFC

•Local/Transparent Ring Back Tone

•Web GUI Configuration

•Overlapping Dialing

•Data Backup/Restore

•Dialing Rules, with up to 2000

•PSTN Call Statistics

•PSTN group by E1 port or E1 Timeslot

•SIP Trunk Call Statistics

•IP Trunk Group Configuration

•Firmware Upgrade via TFTP/Web

•Voice Codecs Group

•SNMP v1/v2/v3

•Caller and Called Number White Lists

•Network Capture

•Caller and Called Number Black Lists

•Syslog: Debug, Info, Error, Warning , Notice

•Access Rule Lists

•Call History Records via Syslog

•IP Trunk Priority

•NTP Synchronization

•Radius

•Centralized Management System

Product detail

Cost-effective VoIP Trunk Gateway

•1/2 ports E1/T1 in 1U chassis

•Dual Power Supplies

•Up to 60 simultaneous calls

•Flexible routing

•Multiple SIP trunks

•Fully compatible with mainstream VoIP platforms

Rich Experiences on PSTN Protocols

•ISDN PRI
•ISDN SS7, SS7 links redundancy
•R2 MFC
•T.38,Pass-through fax,
•Support modem and POS machinesl
•More than 10-year expriences to integrate with a wide range of Legacy PBXs / Service providers' PSTN networks