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  Sangoma A301 
Hardware > Comunicaciones > VoiP > Tarjetas-VoIP-digitales > Sangoma > A301
Clear Channel T3/E3 card
Garantía del fabricante: De por vida
Hoja de Datos
Disponibilidad: Producto con reposición alta, 24/72h
   Características
The A301 allows these users to take advantage of the relatively low cost of T3/E3 connections when compared to multiple T1 or E1 lines with greater speed.

The A301 card is a 2U PCI adapter that supports clear channel T3 (44.7 Mbps) and E3 (34.4 Mbps) over dual BNC connectors.
Based on bus mastering PCI technology supported by a ringbuffer
DMA architecture, the A301 provides 132 Mbps of PCI bus transfer capacity with minimal real-time processor load.

The A301 Clear Channel T3/E3 Card is based on the same advanced engineering design as the award-winning AFT Product Line. Trust the Sangoma® name to deliver optimum data support on standard telecommunications networks.
   Especificaciones
• Dimensions: 2U Form factor: 120 mm x 55 mm for use in restricted chassis.

• 32 bit bus master DMA data exchanges across PCI interface at 132 Mbytes/sec for minimum host processor intervention.

• Ring buffer DMA handling for minimum host intervention and guaranteed data integrity on high volume systems.

• Intelligent hardware: Downloadable Field Programmable Gate Array programming with multiple operating modes.

• Power: 800mA peak, operational 300 mA max at +3.3 V or 5 V.

• Autosense compatibility with 5 V and 3.3 V PCI busses.

• Temperature range: 0° – 50°C.

T3/E3 Standards
• DS3/E3 Framer: ANSI T1.107_1988, ANSI T1.107_1989, T1.404, ITU-T G.751, ITU-T G.832, Bellcore TR-TSY-000009 and AT&T Pub 54014.
• LIU Receiver: G.775, GR-449, ITU G.751, ITU G.752, ITU G.755, ETSI TBR 24 and GR-499-CORE, 1995.
• LIU Transmitter: Bellcore GR-499, GR-253 and ANSI T1.102.
• Jitter Attenuator: T1.105.03b, ETSI TBR-24, Bellcore GR-253 and GR-499.

Line Protocols
• Transparent bit streaming and HDLC streaming.

Higher Level Protocols
• IP/IPX over Frame Relay/PPP/HDLC/X.25, X.25 over Frame Relay (Annex G), BSC over X.25 (DMT and TCOP), SNA over X.25, PPPoE, PPPoA, IP over ATM.

Operating Systems
• Linux (all versions, releases and distributions from 1.0 up).
• FreeBSD.

Diagnostic Tools
WANPIPEMON®, SNMP, System logs.

Production Quality
ISO 9002
 
Precio: 1239 €
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