*COMDECK IMSPCNB
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*0DC  IMSPCNB 
* 
*     PRU CONNECTION BLOCK USED FOR MANAGING PRU NETOWRK CONNECTION 
*     ONE TABLE IS CREATED FOR EACH PRU CONNECTION IN THE 
*     NETWORK. IT IS CREATED WHEN THE APPLICATION SENDS A PRU/ON/R
*     OR RESPONDS TO A PRU/ON/N SUPERVISORY MESSAGE 
*     AND RELEASED WHEN THE PRU CONNECTION IS TERMINATED. 
*     THE TABLE IS DYNAMICALLY ALLOCATED
*     AND CAN BE MOVED BY GARBAGE COLLECTION. 
* 
* 
* 
*                  1  2 2 3  3   3   3    3    4   4      5        5
*      0 3 6  8    6  4 7 0  1   2   5    9    2   4      2        9
*     I---I----------I-I-I-I-I-I-I--I----I--------I------I----------I 
*     I   I          INIPI IHINIAIP I    I        I      I          I 
*     I IDI    SIZE  IBIRI IRIRIAIB I DT I   TC   I  PW  I PL       I 
*     I   I          ILIII I I I IS I    I        I      I          I 
*     I---I----------I-I-I-I-I-I-I--I----I--------I------I----------I 
*     I  TN  I HN ICNI          PCR BP        I        PCR FP       I 
*     I------I----I--I------------------------I---------------------I 
*     IOI /////////////////////////////////// I        IMMO         I 
*     IFN                                     I                     I 
*     IFA                                     I                     I 
*     I C                                     I                     I 
*     I-I-------------------------------------I---------------------I 
*     IWIINI         I                        I                     I 
*     I IIBI         I                        I                     I 
*     I IITI   ACNB  I ////////////////////// I        LCMD         I 
*     I IIEI         I                        I                     I 
*     I-II-I---------I------------------------I---------------------I 
*     I                                       I      CMD            I 
*     I---------------------------------------I---------------------I 
*     I      C  I  B  I L  I L  I L  I L      I                     I 
*     I      S     S    C    B    C    B      I     NCNT            I 
*     I      T  I  T  I S  I S  I T  I T      I                     I 
*     I-I-------------------------------------I---------------------I 
*     I     TNAME                             I     FTNO            I 
*     I----------I------------------I-------------------------------I 
*     I  FTN ORD I   CUR PRU        I                               I 
*     I-I-----------------------------------------------------------I 
* 
* 
*     WHERE 
* 
*     ID       = PRU CONNECTION BLOCK ID
*     SIZE     = BLOCK SIZE 
*     NBL      = NETWORK BLOCK LIMIT
*     PRI      = CONNECTION PRIORITY
*     HR       = HOST REGULATION FLAG 
*     NR       = NPU REGULATION FLAG
*     AA       = APPLICATION TO APPLICATION FLAG
*     PBS      = PRU BUFFER SIZE. 
*     DT       = TERMINAL DEVICE TYPE 
*     TC       = TERMINAL CLASS, ZERO FOR AA CONNECTION 
*     PW       = TERMINAL DEVICE PAGE WIDTH, ZERO FOR AA CONNECTION 
*     PL       = PAGE LENGTH. 
*     HN       = COUPLER NODE NUMBER
*     TN       = TERMINAL NODE NUMBER 
*     CN       = NETWORK CONNECTION NUMBER
*     PCR BP/  = ALL PRU CONNECTION THROUGH THE SAME COUPLER ARE
*     PCR FP     LINKED TOGETHER WITH THE NBT IN A DOUBLE LINKED
*                CHAIN
*     OFF      = TRUE - DOWN LINE DATA NOT ALLOW. 
*     INAC     = TRUE - INACTIVE PRU CONNECTION.
*     NBTE     = NBT ENTRY INDEX
*     ACNB     = ADDRESS OF CORRESPONDING ACNB, ZERO IF THE CORR
*                ACNB HAS BEEN DELINKED 
*     LCMD     = LCMD WORKLIST CHAIN. 
*     CMD      = CMD WORKLIST CHAIN.
*     CST      = CURRENT STATE OF CONNECTION. 
*     BST      = CURRENT STATE OF BLOCK.
*     LCS      = LAST CONNECTION STATE. 
*     LBS      = LAST BLOCK STATE.
*     LCT      = LAST TRIGGER FOR CONNECTION. 
*     LBT      = LAST TRIGGER FOR BLOCK.
*     NCNT     = ADDRESS OF NCNT. 
*     TNAME    = TERMINAL NAME IF A-T CONNECTION, 
*                APPLICATION NAME IF A-A CONNECTION 
*     FNT ORD  = FNT ORDINAL OF THE CURRENT FILE UNDER NAM CONTROL
*     CUR PRU  = CURRENT PRU POSITION OF FILE 
* 
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