NetWare Link/X.25 Packet Layer Characteristics

The NetWare Link/X.25 Packet layer has the following characteristics:

• Modulo 8 or 128 numbering scheme
• User-configurable default and maximum packet windows between 1 and 7 (or 1 and 127 for modulo 128 numbering)
• User-configurable default and maximum packet sizes between 16 and 4,096 bytes
• User-configurable virtual circuit ranges for PVCs, and switched incoming, outgoing, and two-way virtual circuits
• Negotiation at call setup time of the packet window, packet size, throughput class, and reverse charging
• Full facility checking
• ITU-T 1988 compliant
• Downgradeable to an ITU-T 1976, ITU-T 1980, or ITU-T 1984 version
• Network-specific support through network definition in the configuration table
• Unsupported packet retransmission