Frame Relay

High-performance - Kernel mode drivers for fast protocol handling

Test software - Test programs to assist your development effort

System administration - Utilities for configuring the software and obtaining statistics and trace information

Link management protocols - Local Management Interface (LMI), ANSI Annex D, CCITT Annex A

Hardware available from GCOM

DLPI STREAMS Driver for Frame Relay

• Implements DLPI Ver 2.0
• STREAMS Multiplexor driver
• Compatible with UNIX 5.3 and 5.4, QNX and Linux
• Network management support
• Uses CDI to interface to physical line driver below
• Supports user API and TCP/IP interface

CDI STREAMS Driver for Physical Line Driver

• STREAMS device driver
• Compatible with UNIX 5.3 and 5.4, QNX and Linux
• Network management support
• Drivers for a variety of synchronous boards

Frame Relay Protocol Standards

• T1.606
• LMI, Annex D
• ISDN compatible
• T1.602 (LAPD) core services
• Q.921 LAPD available

Configurable Parameters

• Committed information rate
• Committed rate measurement interval
• Committed burst size
• Excess burst size
• Encapsulation type
• LMI type and options

Frame Relay Features

• Multiple physical links
• Multiple PVCs per link
• Data metering according to CIR
• Adjustable measurement interval
• Congestion signaling
• Invalid frame signalling
• Use of LMI and Annex D to manage the link
• LAPD core framing
• Statistics gathering
• Trace buffers for diagnostic procedures

Frame Relay Line Level Features

• Maximun frame size
• Watchdog timer on transmissions
• Inter-frame delay option
• Oscillation detection for modem signals
• Statistics: CRC errors, underruns, overruns, aborts, number of bytes transmitted/received, others

Physical Interfaces

• V.35/RS232
• 56Kbps DDs
• T1 or fractional T1

标签：

版权申明：本站文章部分自网络，如有侵权，请联系：west999com@outlook.com
特别注意：本站所有转载文章言论不代表本站观点，本站所提供的摄影照片，插画，设计作品，如需使用，请与原作者联系，版权归原作者所有