Gateway ST48

ST48

Protocol: SIP & MGCP

PBX Feature: Hunting Group, Intercom, Caller ID, Hot Line

Voice Codec: G.711, G.729A, G.723.1, GSM, ILBC

A product suitable for telecommunication communications to provide telephone services and faxing through broadband networks such as HFC, FTTB and ADSL. The ST-48 gateway can also be easily connected to the old PBX centers, and is the solution to the telephony of companies and institutions through the Internet with the SIP protocol. This gateway has a powerful hardware platform and has the power to compress sound and remove echo packets even at the peak of voice traffic.ST-48 Gateway with powerful hardware platform and flexible software design needs and provide different audio applications on embedded Linux operating system.

16-48 Analoge Ports

16-48 Concurrent Calls

PSTN Fail Over

Powerful Routing Function

Call Log Analyze

Specification

SIP(RFC3261) UDP, TCP for Microsoft Lync
IMS
Network Telnet, SSH, HTTP, DHCP Client, PPPoE Client, Radius, DNS
Media Processing
Caller ID Bellcore Type 1&2, ETSI, BT, NTT, and DTMF-based CID
Codes G.711a/mu, G.729A
DTMF Transparent transmission, RFC2833, SIP-INFO, Hook-flash events
Fax over IP l T.38 compliant Group 3 Fax Relay up to 33.6kbps and auto-switch to
T.38 from G.711 Fax pass-through
Fax data pump V.17, V.21, V.27ter, V.29, V.34 for T.38 fax relay
Support Smart Fax over IP (SFoIP) to make fax event more reliable
Disconnect methods Busy tone, Polarity reversal/wink, Loop current
Echo cancellation
User-defined ports SIP, HTTP port to access the Web GUI, RTP
Whitelist Whitelist of Web GUI and Telnet, IP address filtering of SIP
Encryption scheme Encryption on SIP signaling or/and media streams
Ping blocking/unblocking

Features:

QoS DiffServ, TOS, 802.1P/Q VLAN tagging
High Availability
Redundancy Primary-Standby, Active-Standby, Load balancing
Failover PSTN failover on power or network failure
Remote Management
Device management TR069, SNMP
Auto provision TFTP, FTP, HTTP, DHCP option 66
Call transfer Blind transfer, Consultative transfer
Call forward Call forward all, Call forward no answer, Call forward busy
Call control Routing based on the caller or callee number, Digitmap, 3-way calling,
Speed dialing, Do not disturb, Forking, Color ringback tone, Hunt group,
Ring cadence, Message Waiting Indicator
Log management Logs with 8 levels, Syslog
Packet capturing Ethereal capturing, Port capturing
Configuration Configuration file import/export, Resetting to the factory default
Status and statistic Call status and history, device state monitoring and statistics collection
Version Firmware upgrade via Web GUI

Hardware

 CPU ATMEL AT91SAM9G20
Digital signal processing TI TMS320VC5509A
System memory 64MB Flash memory: 8MB
LED Status for power, system, network and lines
Ethernet connector RJ-45, 10/100 Base-T, automatic crossover
(FXS/FXO connector RJ-45 ( 4line pairs following T568B scheme
( Max. user line length 1500 meters Ring equivalent value: 5 (short distance
(Power input 100～240 AC, 50/60 HZ, 1A (Max
(Power consumption 75W (Max
Dimension (H x W x D) 44 x 440 x 260 mm
Weight Net: 3Kg Gross (include package): 4Kg
(Operating Temperature: 0～40ºC. Humidity: 10%～90% (non condensing
(Non operating Temperature: -10～60ºC. Humidity: 5%～90% (non condensing