HDLC Toolkit (API) and OEM support

Sangoma's combination hardware and software HDLC solutions provide our worldwide customer base with a minimum time to market path for their HDLC projects and products, at the same time minimizing costs and risk. Our twenty plus years of experience in supporting clients like you ensures a smooth implementation of our cards and toolkits, while our leading edge designs and high volumes allow you to benefit from low recurring costs as your products enter production. Sangoma's offers a complete set of solutions for HDLC, including LAPB, NRM and unformatted HDLC frame mode (HDLC Streaming).

API and toolkit Features

• Easy-to-use socket based API under all versions of Linux.
• Linux code supplied with full source, so that it can be compiled for use under any kernel or distribution of Linux from 1.x to 2.6 and beyond.
• Windows support logically similar to Linux support for easy cross platform implementations.
• Sample code in both source and binary form supports fast path application development.
• Comprehensive test and diagnostic tools provide easy project verification.
• Channelized T1 and E1 support on the A101-C Channelized T1/E1 card supports up to 24 channels of HDLC (T1) or 31 channels of HDLC (E1) at aggregate line speeds up to 1.54Mbps (T1) and 2.05Mbps (E1) on a single

Frame Level (OSI Level 2)

• Full support for ISO 7776 certified LAPB.
• LAPB configurable as Level 2 DTE or DCE for back-to-back configurations.
• Sangoma cards all support internal or Master clocking for local connections to thirds party DTE equipment.
• Modulo 8 or modulo 128 operation.
• HDLC NRM configurable as Primary or Secondary (See SDLC)
• High performance unformatted HDLC frame mode (HDLC Streaming) available for connectionless transparent data transfer over HDLC.
• Interfaces available include T1/E1/J1 and NRZ, NRZi, Manchester encoding, FM0 and FM1 over RS232 or V.35/X.21/EIA530/RS422.