Method of maintaining PVC status packetized communication system

Details Method of maintaining PVC status packetized communication system Method of maintaining PVC status packetized communication system

1994-07-21

1996-07-23

Harvey, Jack B.

Multiplex communications

Wide area network

Packet switching

370 601, 370 941, G06F 1300

Patent

active

055397344

ABSTRACT:
A method of managing an interface to an internal message pipe, such as an FDDI bus, comprises sending a status enquiry message to request the status of each PVC having a DLCI in a specified range, receiving a subset status message containing sequence exchange numbers corresponding to the last status message sent out, updating the contents of a station's PVC's in response to the received subset status message, and propagating PVC status changes between entities on the pipe.

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