Software Features • Adapter includes operating system specific device driver • Solaris driver option supports DLPI interface for fast transfers • Open source driver options for Linux, NetBSD, and FreeBSD, support cHDLC and Synchronous PPP link encapsulation Full T3 Connectivity • On board DSX-3 transceiver • Two 75 ohm BNC coaxial connectors • Full Duplex connectivity at DS3 rate of 44.736 Mbps • B8ZS line encoding/decoding • C-bit parity encoding and error counting • Far End Block Error (FEBE) detection and counters PCI Bus • PCI SIG Version 2.1 • 32 bit interface • 33 MHz bus speed • 3.3 volt or 5.0 volt signaling • Bus Master • Scatter/Gather DMA • Supports unlimited PCI burst • Single half size PCI Slot, 5.1 x 3.5 inches DS3 Compliance Specifications • ANSI T1.102-1993 • ANSI T1.107 DS3 Receiver/Transmitter (TXC02020) • DSX-3 level interface • Two 75 ohm coax connectors • Full duplex connectivity at 44.736 MHz • Meets cross connect frame mask requirements • Adaptive equalization for 0 to 900 feet • B3ZS line coding • Full loopback capability DS3 Framer (TXC03401B) • Clear channel with C-bit parity encoding • DS3 FEAC channel support • Counters for F-bit and M-bit errors • Optional scrambler to prevent network alarms: X 43 +1 or X 20 + X 17 +1 HDLC Hardware Functionality • ISO 3309-1984 compatible • Generates and recognizes HDLC flags • Performs bit stuffing • Will receive frames separated by 1 flag • Generates and uses 16 or 32 bit CRC Electrical Requirements • .75 amps at +5 volts DC Software Specifications • Drivers provide Scatter/Gather packets to and from kernel data structures • Solaris driver supports versions 2.5, 2.6, and 8, includes Data Link Protocol Interface (DLPI) • Open source systems support includes scripts for Linux, NetBSD and, FreeBSD • Open source drivers include support for cHDLC and SynchronousPPP link encapsulation Environmental Temperature • Storage temperature range: 0-50°C • Operating temperature range: 10-40° C Humidity • Operating range: 10-90% (non-condensing) |