/*
*
* X.25 NETWORK PACKET LEVEL:
*
* This implementation is based on Recommentation X.25 as agreed at the
* March 1976 and the February 1980 meetings of CCITT Study Group VII.
* However, not all aspects are implemented. The following is a list of
* features which are not yet or may never be implemented:
*
* 1. D bit
* 2. PVC
* 3. fast select
*
*
* Note: This implementation is for DTEs only.
*
* Currently, only the 1976 verison is implemented.
*
*
* Date: February, 1984
*
* Author: Gerald W. Neufeld
*
* Installation: Department of Computer Science
* University of British Columbia
* Vancouver, BC, CANADA
*
* To Do: Find some reasonable heuristic for piggybacking packet
* level acks.
*
* Bugs: Clear might be sent before data is all out.
*
* History:
*
*/
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