Main properties

• PCI card for for high speed shdsl and E1 data transmission with Linux system
• Two shdsl ports with max 4.608 Mbps speed, two E1 ports with max 2 Mbps
• Linux kernel driver and CLI
• Selectable Remote / Central operation mode
• Adjustable DMA transfer unit size for optimizing performance
• Flexible clocking alternatives
• SW/FW upgrades downloadable from www.dcombus.com

Applications

• Embedded Linux applications
• server based applications, firewalls, gateways, routers
• VoIP-PBX gateways & servers
• Video conferencing applications
• Symmetrical broadband connections
• Fast point-to-point connections, fast copper access
• LAN to LAN, WAN to LAN

Technical details

Card type

• PCI vers 2.2 compliant
• Short, full height card
• Suitable for 32b and 64b PCI bus slots
• Using 3.3V & 12V from the PCI bus or 3.3V only

Linux support & utilities

• Driver supports standard Linux kernel versions 2.4.4, 2.4.18 and 2.4.20, customizable
• RetiMan menu-based interface for configuration & management
• Reti_line command line interface

Interfaces, shdsl (2x)

• Speed selectable between 128 kbps to 4.608 Mbps in 64k increments
• TC-PAM (Trellis Coded Pulse Amplitude Modulation) shdsl line code G.991.2
• LED indications: (1) LOS, (2) line config in progress, (3) OK
• RJ-11 connectors

Operation distances, shdsl interfaces

• 9.5 km @ 512 kbps
• 6.5 km @ 2.3 Mbps
• 3.0 km @ 4.6 Mbps

Interfaces, E1 (2x)

• Clocking alternatives SW selectable: (1) Line clocking, (2) Line clocking from the other E1 line in the same card, (3) Internal clocking, or (4) External clocking from the ExtClk interface
• Packet or stream mode operation (sw selectable)
• LED indications: (1) LOS, (2) AIS, (3) OK
• RJ-45 connectors

Operation distances, E1 interfaces

• 1.5 km @ 2.048 Mbps
• Selectable Short haul/long haul